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Product short description:
  • Universal support for five operating systems
  • C source code provided
  • Demo program included

Acromag’s Modbus C Library software greatly simplifies development of programs to interface with Acromag’s BusWorks® and EtherStax® Ethernet I/O products. The library also supports any standard Ethernet Modbus slave device that communicates via Modbus TCP/IP or UDP/IP protocol. This utility is ideal for developers that are unfamiliar with Modbus protocol or the framing of TCP/IP or UDP/IP messages.

The C library makes programming easy and portable by simply linking user code with the provided function calls (below). Most function calls require passing only a few parameters such as the IP address, Modbus register address, and
register count.

Codes | Functions
01 (01H)  | Read Coil (Output) Status
02 (02H) | Read Input Status
03 (03H) | Read Holding Registers
04 (04H) | Read Input Registers
05 (05H) | Force Single Coil (Output)
06 (06H) | Preset Single Register
15 (0FH) | Force Multiple Coils (Outputs)
16 (10H) | Preset Multiple Registers
17 (11H) | Report Slave ID

Example Program

The included example program is menu-driven to help users build Modbus TCP/IP and UDP/IP commands. Menu selections let users configure, read, and write Ethernet I/O slave devices such as Acromag’s BusWorks and EtherStax products.

Users may also leverage this demonstration application into a tool for configuration or test by supplying commands and/or data values in the form of a text file. The program will execute each command in the text file as if it had been typed from the console terminal.

  • Library of function routines simplify communication with I/O modules
  • Function calls provided for a variety of operating systems
  • C source code supplied
  • Demonstration program included
  • Saves development time
  • Ideal for use with Acromag’s BusWorks and EtherStax I/O modules
  • Compatible with any standard Modbus TCP/IP or UDP/IP device
ESW-MBLIB-DEMO (Log in to download the file)
  • Compare

    900EN: 5-Port Ethernet Switch

    • 10/100Mbps
    • 15 to 36V DC power supply required
    • Five shielded RJ-45 sockets, 8-pin, 10Base-T / 100Base-TX
    Acromag’s five-port Ethernet switch is specially designed for use in industrial applications. Rugged construction and a variety of security features ensure reliable operation under demanding conditions.
    Select options
  • Compare

    951EN, 952EN: Ethernet Analog and Discrete I/O Modules

    • 4 analog inputs
    • 2 analog output
    • 6 discrete I/O channels
    • Ethernet/IP, Modbus TCP/IP
    • i2o peer-to-peer available for Modbus TCP/IP only
    These modules provide an isolated Ethernet network interface for analog and discrete I/O signals. Multi-range analog inputs and outputs support a wide variety of industrial devices. High-resolution, low noise, A/D and D/A converters deliver high accuracy and reliability.
    Select options
  • Compare

    958EN: Ethernet microBlox Interface Modules

    • 16-chanel single-ended voltage input
    • DB25 port for microBlox modules
    • Modbus TCP/IP communication
    These modules interface high-level analog input signals to an Ethernet control network. A high-performance design ensures reliable measurements and dependable operation.  
    Select options
  • Compare

    961EN, 962EN: Ethernet Analog Input Modules

    • 6-channel differential analog current or voltage input
    • Ethernet/IP, Modbus TCP/IP
    • i2o peer-to-peer available for Modbus TCP/IP only
    These modules provide an isolated Ethernet network interface for six analog input channels. Differential inputs eliminate ground loops and thus the need for isolators in many applications. Multi-range inputs accept signals from a variety of sensors and devices. High-resolution, low noise, A/D converters deliver high accuracy and reliability.
    Select options
  • Compare

    963EN, 964EN: Ethernet Analog Input Modules

    • 12-channel single-ended analog current or voltage input
    • Ethernet/IP or Modbus TCP/IP communication
    These modules provide an isolated Ethernet network interface for twelve analog input channels. Compact design saves space and lowers system costs. Multi-range inputs accept signals from a variety of sensors and devices. High-resolution, low noise, A/D converters deliver high accuracy and reliability.
    Select options
  • Compare

    965EN: Ethernet Temperature Input Modules

    • 4 or 6-channel thermocouple/milliVolt input
    • Ethernet/IP, Modbus TCP/IP
    • i2o peer-to-peer available for Modbus TCP/IP 6-channel only
    These modules provide an isolated Ethernet network interface for up to six input channels. Differential inputs eliminate ground noise and each terminal block includes a cold junction compensation (CJC) sensor for more precise temperature measurements. Multi-range inputs accept signals from a variety of sensors and devices. High-resolution, low noise, A/D converters deliver high accuracy and reliability.    
    Select options
  • Compare

    966EN: Ethernet Temperature Input Modules

    • 4 or 6-channel RTD/resistance input
    • Ethernet/IP, Modbus TCP/IP
    • i2o peer-to-peer available for Modbus TCP/IP 6-channel only
    These modules provide an isolated Ethernet network interface for up to six input channels. Multi-range inputs accept signals from a variety of sensors and devices. High-resolution, low noise, A/D converters deliver high accuracy and reliability. Three-way isolation further improves the system performance.  
    Select options
  • Compare

    967EN: Ethernet Analog Input Modules

    • 8-channel differential current input
    • Modbus TCP/IP, 10/100Base-T(X), i2o peer-to-peer
    These modules interface high-level analog input signals to an Ethernet network. A high-performance design ensures reliable measurements and dependable operation.
    Select options
  • Compare

    968EN: Ethernet Analog Input Module

    • 8-channel differential analog voltage input
    • Modbus TCP/IP, i2o peer-to-peer communication
    These modules interface high-level analog input signals to an Ethernet network. A high-performance design ensures reliable measurements and dependable operation.
    Select options
  • Compare

    972EN, 973EN: Ethernet Analog Output Modules

    • 4 or 6-channel DC current or voltage output
    • Ethernet/IP, Modbus TCP/IP
    • i2o peer-to-peer available for Modbus TCP/IP only
    These modules provide up to six channels of analog output. Multi-range outputs support a wide variety of industrial devices. They can drive displays and recorders, control drives, or send analog signals to other systems. High-resolution, low noise, D/A converters deliver high accuracy and reliability. Three-way isolation further improves system performance.
    Select options
  • Compare

    981EN, 982EN, 983EN: Ethernet Discrete I/O Modules

    • 12-channel discrete input and/or output
    • Ethernet/IP, Modbus TCP/IP
    • i2o peer-to-peer available for Modbus TCP/IP
    These modules provide an isolated Ethernet network interface for twelve discrete input and/or output channels. The outputs provide direct on/off, high/low, or open/close control of industrial devices. The inputs sense the status of motors, pumps, valves and other equipment. The 983EN model with tandem I/O provides output level control and status verification in one unit.
    Select options
  • Compare

    989EN: Ethernet Discrete I/O Modules with Counter / Timers

    • 16-channel discrete I/O
    • 8 counter/timers
    • Modbus TCP/IP communication
    These modules provide an isolated Ethernet interface for any input/output mix of up to 16 discrete signals. Inputs sense the status of dry contacts, switches, power supplies, and DC logic. Industrial-grade units have eight 32-bit counters with timers, alarms, and non-volatile memory for metering, totalizing, and low-frequency periodic measurement. The outputs control solid-state switching of lamps, horns, and other devices.
    Select options
  • Compare

    994EN: Ethernet Analog Input Module

    • 16-channel single-ended analog voltage input
    • Modbus TCP/IP communication
    These modules interface high-level analog input signals to an Ethernet control network. A high-performance design ensures reliable measurements and dependable operation. Industrial-grade models add a configurable integrator/totalizer plus superior accuracy and temperature performance compared to the economical commercial-grade version.
    Select options
  • Compare

    ES2113: Ethernet Discrete I/O Modules

    • 96 bi-directional discrete I/O channels
    • Modbus TCP/IP, i20 peer-to-peer communication
    EtherStax I/O blocks provide a ruggedized, high-density solution to interface a very large quantity of discrete I/O signals to your control system. A stackable aluminum housing maintains a small footprint and stands up to harsh, industrial environments. Web-based configuration simplifies setup with any web browser.
    Select options
  • Compare

    ES2117: Ethernet Discrete I/O Modules

    • 48 Channel-Isolated Discrete I/O (32 DC inputs, 16 AC/DC outputs)
    • Modbus TCP/IP, i20 peer-to-peer
    EtherStax I/O blocks provide a ruggedized, high-density solution to interface a large quantity of isolated discrete I/O signals to your control system. A stackable aluminum housing maintains a small footprint and stands up to harsh, industrial environments. Web-based configuration simplifies setup with any web browser.
    Select options
  • Compare

    ES2151: Ethernet Analog Input/Output Modules

    • 32 analog current/voltage inputs
    • 16 analog current outputs
    • Modbus TCP/UDP, i2o communication
    These EtherStax I/O units provide a rugged, high-density, and high-speed solution to interface a large quantity of analog input signals. Units accept 16 single-ended analog voltage inputs and 16 single-ended current inputs. The ES2151 also provides 16 analog current outputs. Two DB25 ports support an alternate interface of voltage I/O from microBlox® uB input or output modules.
    Select options
  • Compare

    ES2152: Ethernet Analog Input/Output Modules

    • 32 analog current/voltage inputs
    • 16 analog voltage outputs
    • Modbus TCP/UDP, i2o communication
    These EtherStax I/O units provide a rugged, high-density, and high-speed solution to interface a large quantity of analog input signals. Units accept 16 single-ended analog voltage inputs and 16 single-ended current inputs. The ES2152 also provides 16 analog voltage outputs. Two DB25 ports support an alternate interface of voltage I/O from microBlox® uB input or output modules.
    Select options
  • Compare

    ES2153: Ethernet Analog Input Modules

    • 32 analog inputs (16 current + 16 voltages)
    • Modbus TCP/IP, UDP/IP, i2o® peer-to-peer communication
    These EtherStax I/O units provide a rugged, high-density, and high-speed solution to interface a large quantity of analog input signals. Units accept 16 single-ended analog voltage inputs and 16 single-ended current inputs. A DB25 port supports an alternate interface of voltage inputs from microBlox® uB signal conditioning modules.  
    Select options
  • Compare

    ES2161: Ethernet Analog Input Modules

    • 32-channel differential analog current input
    • Modbus TCP/IP or UDP/IP communication
    These EtherStax I/O units provide a rugged, high-density, and high-speed solution to interface a large quantity of analog input signals. Units accept 32 differential analog current inputs, which are ideal for many sensor interface applications in remote zones. Available in an aluminum enclosure or as an open circuit board, both packages stack vertically to maintain a very small footprint.  
    Select options
  • Compare

    ES2162: Ethernet Analog Input Modules

    • 32-channel differential analog voltage input with uB interface
    • Modbus TCP/IP or UDP/IP communication
    These EtherStax I/O units provide a rugged, high-density, and high-speed solution to interface a large quantity of analog input signals. Units natively accept 32 differential high-level analog voltage inputs, which are ideal for most sensor interface applications in remote zones. For systems requiring high channel-to-channel isolation or a variety of input signals (voltage, current, temperature, frequency, load cell, etc.), the ES2162 has two ports that will each interface 16 inputs from a microBlox® uB signal conditioner backpanel.        
    Select options
  • Compare

    ES2163: Ethernet Analog Input Modules

    • 64-channel single-ended analog current input
    • Modbus TCP/IP or UDP/IP communication
    These EtherStax I/O modules provide a rugged, high-density, and high-speed solution to interface a large quantity of analog input signals to SCADA and distributed I/O systems. Each unit converts up to 64 single-ended analog current signals from various sensors and instruments for transmission to an Ethernet-based control network. Typical applications include process control, automated manufacturing, remote data acquisition, test and measurement, embedded computing, and supervisory monitoring systems.  
    Select options
  • Compare

    ES2164: Ethernet Analog Input Modules

    • 64-channel single-ended analog voltage input
    • Modbus TCP/IP or UDP/IP communication
    These EtherStax I/O modules provide a rugged, high-density, and high-speed solution to interface a large quantity of analog input signals to SCADA and distributed I/O systems. Each unit converts up to 64 single-ended analog voltage signals from various sensors and instruments for transmission to an Ethernet-based control network. Typical applications include process control, automated manufacturing, remote data acquisition, test and measurement, embedded computing, and supervisory monitoring systems.  
    Select options
  • Compare

    ES2171: Ethernet Analog Output Modules

    • 16 analog current outputs
    • Modbus TCP/IP, UDP/IP, i2o® peer-to-peer communication
    These EtherStax I/O units provide a rugged, high-density, and high-speed solution to interface analog output signals. Each unit provides 16 high-level analog current outputs to control various industrial devices.  
    Select options
  • Compare

    ES2172: Ethernet Analog Output Modules

    • 16 analog voltage outputs
    • Modbus TCP/IP, UDP/IP, i2o® peer-to-peer communication
    These EtherStax I/O units provide a rugged, high-density, and high-speed solution to interface analog output signals. Each unit provides 16 high-level analog voltage outputs to control various industrial devices.  
    Select options
  • Compare

    XT1110: 16-Channel Discrete Ethernet I/O Modules with Sinking Outputs

    • 16 discrete tandem input/output channels
    • Modbus TCP/IP,  Ethernet/IP, Profinet, or i2o® communication
    The XT1110 interfaces discrete I/O signals between measurement and control devices over Ethernet. Channels are individually configurable for input or low-side switched output operation.
    Select options
  • Compare

    XT1120: 16-Channel Discrete Ethernet I/O Modules with Sourcing Outputs

    • 16 discrete tandem input/output channels
    • Modbus TCP/IP, Ethernet/IP, Profinet, or i20 communication
    The XT1120 interfaces discrete I/O signals between measurement and control devices over Ethernet. Channels are individually configurable for input or high-side switched output operation.
    Select options
  • Compare

    XT1210: 8-Channel Differential Analog Current Input Module

    • 0-11mA, 0-20mA, 4-20mA, ±20mA, or 0-20 amps AC Input
    • 8 analog differential current input channels
    • 12 to 32V DC Power (2.8W)
    • Modbus TCP/IP, Ethernet/IP, Profinet
    • i2o® peer-to-peer available for Modbus TCP/IP only
    The XT1210 offers an isolated Ethernet network interface for up to eight differential current input channels. Isolated differential inputs deliver better measurements, superior noise rejection, and eliminate the need for current loop isolators.
    Select options
  • Compare

    XT1220: 8-Channel Differential Analog Voltage Input Module

    • ±5V, ±10V, 0-5V, 0-10V Input
    • 8 analog differential voltage input channels
    • 12 to 32V DC Power (2.8W)
    • Modbus TCP/IP, Ethernet/IP, Profinet
    • i2o® peer-to-peer available for Modbus TCP/IP only
    The XT1220 offers an isolated Ethernet network interface for up to eight differential voltage input channels.
    Select options
  • Compare

    XT1230: 16-Channel Single-Ended Analog Current Input Module

    • 0-11mA, 0-20mA, 4-20mA, ±20mA, or 0-20 amps AC Input
    • 16 analog single-ended current input channels
    • 12 to 32V DC Power (2.8W)
    • Modbus TCP/IP, Ethernet/IP, Profinet
    • i2o® peer-to-peer available for Modbus TCP/IP only
    The XT1230 offers an isolated Ethernet network interface for up to to sixteen single-ended current input channels.
    Select options
  • Compare

    XT1240: 16-Channel Single-ended Analog DC Voltage Input Module

    • Input: ±5V, ±10V, 0-5V, 0-10V
    • 16 analog single-ended voltage input channels
    • 12 to 32V DC Power (2.8W)
    • Modbus TCP/IP, Ethernet/IP, Profinet
    • i2o® peer-to-peer available for Modbus TCP/IP only
    The XT1240 offers an isolated Ethernet network interface for up to to sixteen single-ended voltage input channels.
    Select options
  • Compare

    XT1530: Analog Output & Digital I/O Ethernet Modules

    • 4 Analog DC Current Outputs
    • 4 Discrete Voltage I/O Channels
    • 12 to 32V DC Power (2.8W)
    • Modbus TCP/IP, Ethernet/IP, Profinet
    • i2o® peer-to-peer available for Modbus TCP/IP only
    The XT1530 interfaces analog output and discrete I/O signals between measurement and control devices over Ethernet. Discrete I/O are individually configurable for input or high-side switched output operation.
    Select options
  • Compare

    XT1540: Analog Output & Digital I/O Ethernet Modules

    • 8 Analog DC Voltage Outputs ±10V (calibrated), ±5V (sub-range)
    • 4 Discrete Voltage I/O Channels 0-32V DC
    • 12 to 32V DC Power (2.8W)
    • Modbus TCP/IP, Ethernet/IP, Profinet
    • i2o® peer-to-peer available for Modbus TCP/IP only
    The XT1540 interfaces analog output and discrete I/O signals between measurement and control devices over Ethernet. Discrete I/O are individually configurable for input or high-side switched output operation.
    Select options

Additional information

Weight 8 oz
Dimensions 9 × 2.5 × 7.25 in
Part Number

ESW-MBLIB: Ethernet Modbus C-Library Software, ESW-MBLIB_DEMO: Demo program for ESW-MBLIB

Communication

i2o Peer-to-Peer, Modbus TCP/IP, Modbus UDP/IP

Product Series

EtherStax Series

  • Description

    Acromag’s Modbus C Library software greatly simplifies development of programs to interface with Acromag’s BusWorks® and EtherStax® Ethernet I/O products. The library also supports any standard Ethernet Modbus slave device that communicates via Modbus TCP/IP or UDP/IP protocol. This utility is ideal for developers that are unfamiliar with Modbus protocol or the framing of TCP/IP or UDP/IP messages.

    The C library makes programming easy and portable by simply linking user code with the provided function calls (below). Most function calls require passing only a few parameters such as the IP address, Modbus register address, and
    register count.

    Codes | Functions
    01 (01H)  | Read Coil (Output) Status
    02 (02H) | Read Input Status
    03 (03H) | Read Holding Registers
    04 (04H) | Read Input Registers
    05 (05H) | Force Single Coil (Output)
    06 (06H) | Preset Single Register
    15 (0FH) | Force Multiple Coils (Outputs)
    16 (10H) | Preset Multiple Registers
    17 (11H) | Report Slave ID

    Example Program

    The included example program is menu-driven to help users build Modbus TCP/IP and UDP/IP commands. Menu selections let users configure, read, and write Ethernet I/O slave devices such as Acromag’s BusWorks and EtherStax products.

    Users may also leverage this demonstration application into a tool for configuration or test by supplying commands and/or data values in the form of a text file. The program will execute each command in the text file as if it had been typed from the console terminal.

  • Features & Benefits

    • Library of function routines simplify communication with I/O modules
    • Function calls provided for a variety of operating systems
    • C source code supplied
    • Demonstration program included
    • Saves development time
    • Ideal for use with Acromag’s BusWorks and EtherStax I/O modules
    • Compatible with any standard Modbus TCP/IP or UDP/IP device
  • Specs & Data Sheets

  • Software

    ESW-MBLIB-DEMO (Log in to download the file)
  • Accessories

    • Compare

      900EN: 5-Port Ethernet Switch

      • 10/100Mbps
      • 15 to 36V DC power supply required
      • Five shielded RJ-45 sockets, 8-pin, 10Base-T / 100Base-TX
      Acromag’s five-port Ethernet switch is specially designed for use in industrial applications. Rugged construction and a variety of security features ensure reliable operation under demanding conditions.
      Select options
    • Compare

      951EN, 952EN: Ethernet Analog and Discrete I/O Modules

      • 4 analog inputs
      • 2 analog output
      • 6 discrete I/O channels
      • Ethernet/IP, Modbus TCP/IP
      • i2o peer-to-peer available for Modbus TCP/IP only
      These modules provide an isolated Ethernet network interface for analog and discrete I/O signals. Multi-range analog inputs and outputs support a wide variety of industrial devices. High-resolution, low noise, A/D and D/A converters deliver high accuracy and reliability.
      Select options
    • Compare

      958EN: Ethernet microBlox Interface Modules

      • 16-chanel single-ended voltage input
      • DB25 port for microBlox modules
      • Modbus TCP/IP communication
      These modules interface high-level analog input signals to an Ethernet control network. A high-performance design ensures reliable measurements and dependable operation.  
      Select options
    • Compare

      961EN, 962EN: Ethernet Analog Input Modules

      • 6-channel differential analog current or voltage input
      • Ethernet/IP, Modbus TCP/IP
      • i2o peer-to-peer available for Modbus TCP/IP only
      These modules provide an isolated Ethernet network interface for six analog input channels. Differential inputs eliminate ground loops and thus the need for isolators in many applications. Multi-range inputs accept signals from a variety of sensors and devices. High-resolution, low noise, A/D converters deliver high accuracy and reliability.
      Select options
    • Compare

      963EN, 964EN: Ethernet Analog Input Modules

      • 12-channel single-ended analog current or voltage input
      • Ethernet/IP or Modbus TCP/IP communication
      These modules provide an isolated Ethernet network interface for twelve analog input channels. Compact design saves space and lowers system costs. Multi-range inputs accept signals from a variety of sensors and devices. High-resolution, low noise, A/D converters deliver high accuracy and reliability.
      Select options
    • Compare

      965EN: Ethernet Temperature Input Modules

      • 4 or 6-channel thermocouple/milliVolt input
      • Ethernet/IP, Modbus TCP/IP
      • i2o peer-to-peer available for Modbus TCP/IP 6-channel only
      These modules provide an isolated Ethernet network interface for up to six input channels. Differential inputs eliminate ground noise and each terminal block includes a cold junction compensation (CJC) sensor for more precise temperature measurements. Multi-range inputs accept signals from a variety of sensors and devices. High-resolution, low noise, A/D converters deliver high accuracy and reliability.    
      Select options
    • Compare

      966EN: Ethernet Temperature Input Modules

      • 4 or 6-channel RTD/resistance input
      • Ethernet/IP, Modbus TCP/IP
      • i2o peer-to-peer available for Modbus TCP/IP 6-channel only
      These modules provide an isolated Ethernet network interface for up to six input channels. Multi-range inputs accept signals from a variety of sensors and devices. High-resolution, low noise, A/D converters deliver high accuracy and reliability. Three-way isolation further improves the system performance.  
      Select options
    • Compare

      967EN: Ethernet Analog Input Modules

      • 8-channel differential current input
      • Modbus TCP/IP, 10/100Base-T(X), i2o peer-to-peer
      These modules interface high-level analog input signals to an Ethernet network. A high-performance design ensures reliable measurements and dependable operation.
      Select options
    • Compare

      968EN: Ethernet Analog Input Module

      • 8-channel differential analog voltage input
      • Modbus TCP/IP, i2o peer-to-peer communication
      These modules interface high-level analog input signals to an Ethernet network. A high-performance design ensures reliable measurements and dependable operation.
      Select options
    • Compare

      972EN, 973EN: Ethernet Analog Output Modules

      • 4 or 6-channel DC current or voltage output
      • Ethernet/IP, Modbus TCP/IP
      • i2o peer-to-peer available for Modbus TCP/IP only
      These modules provide up to six channels of analog output. Multi-range outputs support a wide variety of industrial devices. They can drive displays and recorders, control drives, or send analog signals to other systems. High-resolution, low noise, D/A converters deliver high accuracy and reliability. Three-way isolation further improves system performance.
      Select options
    • Compare

      981EN, 982EN, 983EN: Ethernet Discrete I/O Modules

      • 12-channel discrete input and/or output
      • Ethernet/IP, Modbus TCP/IP
      • i2o peer-to-peer available for Modbus TCP/IP
      These modules provide an isolated Ethernet network interface for twelve discrete input and/or output channels. The outputs provide direct on/off, high/low, or open/close control of industrial devices. The inputs sense the status of motors, pumps, valves and other equipment. The 983EN model with tandem I/O provides output level control and status verification in one unit.
      Select options
    • Compare

      989EN: Ethernet Discrete I/O Modules with Counter / Timers

      • 16-channel discrete I/O
      • 8 counter/timers
      • Modbus TCP/IP communication
      These modules provide an isolated Ethernet interface for any input/output mix of up to 16 discrete signals. Inputs sense the status of dry contacts, switches, power supplies, and DC logic. Industrial-grade units have eight 32-bit counters with timers, alarms, and non-volatile memory for metering, totalizing, and low-frequency periodic measurement. The outputs control solid-state switching of lamps, horns, and other devices.
      Select options
    • Compare

      994EN: Ethernet Analog Input Module

      • 16-channel single-ended analog voltage input
      • Modbus TCP/IP communication
      These modules interface high-level analog input signals to an Ethernet control network. A high-performance design ensures reliable measurements and dependable operation. Industrial-grade models add a configurable integrator/totalizer plus superior accuracy and temperature performance compared to the economical commercial-grade version.
      Select options
    • Compare

      ES2113: Ethernet Discrete I/O Modules

      • 96 bi-directional discrete I/O channels
      • Modbus TCP/IP, i20 peer-to-peer communication
      EtherStax I/O blocks provide a ruggedized, high-density solution to interface a very large quantity of discrete I/O signals to your control system. A stackable aluminum housing maintains a small footprint and stands up to harsh, industrial environments. Web-based configuration simplifies setup with any web browser.
      Select options
    • Compare

      ES2117: Ethernet Discrete I/O Modules

      • 48 Channel-Isolated Discrete I/O (32 DC inputs, 16 AC/DC outputs)
      • Modbus TCP/IP, i20 peer-to-peer
      EtherStax I/O blocks provide a ruggedized, high-density solution to interface a large quantity of isolated discrete I/O signals to your control system. A stackable aluminum housing maintains a small footprint and stands up to harsh, industrial environments. Web-based configuration simplifies setup with any web browser.
      Select options
    • Compare

      ES2151: Ethernet Analog Input/Output Modules

      • 32 analog current/voltage inputs
      • 16 analog current outputs
      • Modbus TCP/UDP, i2o communication
      These EtherStax I/O units provide a rugged, high-density, and high-speed solution to interface a large quantity of analog input signals. Units accept 16 single-ended analog voltage inputs and 16 single-ended current inputs. The ES2151 also provides 16 analog current outputs. Two DB25 ports support an alternate interface of voltage I/O from microBlox® uB input or output modules.
      Select options
    • Compare

      ES2152: Ethernet Analog Input/Output Modules

      • 32 analog current/voltage inputs
      • 16 analog voltage outputs
      • Modbus TCP/UDP, i2o communication
      These EtherStax I/O units provide a rugged, high-density, and high-speed solution to interface a large quantity of analog input signals. Units accept 16 single-ended analog voltage inputs and 16 single-ended current inputs. The ES2152 also provides 16 analog voltage outputs. Two DB25 ports support an alternate interface of voltage I/O from microBlox® uB input or output modules.
      Select options
    • Compare

      ES2153: Ethernet Analog Input Modules

      • 32 analog inputs (16 current + 16 voltages)
      • Modbus TCP/IP, UDP/IP, i2o® peer-to-peer communication
      These EtherStax I/O units provide a rugged, high-density, and high-speed solution to interface a large quantity of analog input signals. Units accept 16 single-ended analog voltage inputs and 16 single-ended current inputs. A DB25 port supports an alternate interface of voltage inputs from microBlox® uB signal conditioning modules.  
      Select options
    • Compare

      ES2161: Ethernet Analog Input Modules

      • 32-channel differential analog current input
      • Modbus TCP/IP or UDP/IP communication
      These EtherStax I/O units provide a rugged, high-density, and high-speed solution to interface a large quantity of analog input signals. Units accept 32 differential analog current inputs, which are ideal for many sensor interface applications in remote zones. Available in an aluminum enclosure or as an open circuit board, both packages stack vertically to maintain a very small footprint.  
      Select options
    • Compare

      ES2162: Ethernet Analog Input Modules

      • 32-channel differential analog voltage input with uB interface
      • Modbus TCP/IP or UDP/IP communication
      These EtherStax I/O units provide a rugged, high-density, and high-speed solution to interface a large quantity of analog input signals. Units natively accept 32 differential high-level analog voltage inputs, which are ideal for most sensor interface applications in remote zones. For systems requiring high channel-to-channel isolation or a variety of input signals (voltage, current, temperature, frequency, load cell, etc.), the ES2162 has two ports that will each interface 16 inputs from a microBlox® uB signal conditioner backpanel.        
      Select options
    • Compare

      ES2163: Ethernet Analog Input Modules

      • 64-channel single-ended analog current input
      • Modbus TCP/IP or UDP/IP communication
      These EtherStax I/O modules provide a rugged, high-density, and high-speed solution to interface a large quantity of analog input signals to SCADA and distributed I/O systems. Each unit converts up to 64 single-ended analog current signals from various sensors and instruments for transmission to an Ethernet-based control network. Typical applications include process control, automated manufacturing, remote data acquisition, test and measurement, embedded computing, and supervisory monitoring systems.  
      Select options
    • Compare

      ES2164: Ethernet Analog Input Modules

      • 64-channel single-ended analog voltage input
      • Modbus TCP/IP or UDP/IP communication
      These EtherStax I/O modules provide a rugged, high-density, and high-speed solution to interface a large quantity of analog input signals to SCADA and distributed I/O systems. Each unit converts up to 64 single-ended analog voltage signals from various sensors and instruments for transmission to an Ethernet-based control network. Typical applications include process control, automated manufacturing, remote data acquisition, test and measurement, embedded computing, and supervisory monitoring systems.  
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      ES2171: Ethernet Analog Output Modules

      • 16 analog current outputs
      • Modbus TCP/IP, UDP/IP, i2o® peer-to-peer communication
      These EtherStax I/O units provide a rugged, high-density, and high-speed solution to interface analog output signals. Each unit provides 16 high-level analog current outputs to control various industrial devices.  
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      ES2172: Ethernet Analog Output Modules

      • 16 analog voltage outputs
      • Modbus TCP/IP, UDP/IP, i2o® peer-to-peer communication
      These EtherStax I/O units provide a rugged, high-density, and high-speed solution to interface analog output signals. Each unit provides 16 high-level analog voltage outputs to control various industrial devices.  
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      XT1110: 16-Channel Discrete Ethernet I/O Modules with Sinking Outputs

      • 16 discrete tandem input/output channels
      • Modbus TCP/IP,  Ethernet/IP, Profinet, or i2o® communication
      The XT1110 interfaces discrete I/O signals between measurement and control devices over Ethernet. Channels are individually configurable for input or low-side switched output operation.
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      XT1120: 16-Channel Discrete Ethernet I/O Modules with Sourcing Outputs

      • 16 discrete tandem input/output channels
      • Modbus TCP/IP, Ethernet/IP, Profinet, or i20 communication
      The XT1120 interfaces discrete I/O signals between measurement and control devices over Ethernet. Channels are individually configurable for input or high-side switched output operation.
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      XT1210: 8-Channel Differential Analog Current Input Module

      • 0-11mA, 0-20mA, 4-20mA, ±20mA, or 0-20 amps AC Input
      • 8 analog differential current input channels
      • 12 to 32V DC Power (2.8W)
      • Modbus TCP/IP, Ethernet/IP, Profinet
      • i2o® peer-to-peer available for Modbus TCP/IP only
      The XT1210 offers an isolated Ethernet network interface for up to eight differential current input channels. Isolated differential inputs deliver better measurements, superior noise rejection, and eliminate the need for current loop isolators.
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      XT1220: 8-Channel Differential Analog Voltage Input Module

      • ±5V, ±10V, 0-5V, 0-10V Input
      • 8 analog differential voltage input channels
      • 12 to 32V DC Power (2.8W)
      • Modbus TCP/IP, Ethernet/IP, Profinet
      • i2o® peer-to-peer available for Modbus TCP/IP only
      The XT1220 offers an isolated Ethernet network interface for up to eight differential voltage input channels.
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      XT1230: 16-Channel Single-Ended Analog Current Input Module

      • 0-11mA, 0-20mA, 4-20mA, ±20mA, or 0-20 amps AC Input
      • 16 analog single-ended current input channels
      • 12 to 32V DC Power (2.8W)
      • Modbus TCP/IP, Ethernet/IP, Profinet
      • i2o® peer-to-peer available for Modbus TCP/IP only
      The XT1230 offers an isolated Ethernet network interface for up to to sixteen single-ended current input channels.
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      XT1240: 16-Channel Single-ended Analog DC Voltage Input Module

      • Input: ±5V, ±10V, 0-5V, 0-10V
      • 16 analog single-ended voltage input channels
      • 12 to 32V DC Power (2.8W)
      • Modbus TCP/IP, Ethernet/IP, Profinet
      • i2o® peer-to-peer available for Modbus TCP/IP only
      The XT1240 offers an isolated Ethernet network interface for up to to sixteen single-ended voltage input channels.
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      XT1530: Analog Output & Digital I/O Ethernet Modules

      • 4 Analog DC Current Outputs
      • 4 Discrete Voltage I/O Channels
      • 12 to 32V DC Power (2.8W)
      • Modbus TCP/IP, Ethernet/IP, Profinet
      • i2o® peer-to-peer available for Modbus TCP/IP only
      The XT1530 interfaces analog output and discrete I/O signals between measurement and control devices over Ethernet. Discrete I/O are individually configurable for input or high-side switched output operation.
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      XT1540: Analog Output & Digital I/O Ethernet Modules

      • 8 Analog DC Voltage Outputs ±10V (calibrated), ±5V (sub-range)
      • 4 Discrete Voltage I/O Channels 0-32V DC
      • 12 to 32V DC Power (2.8W)
      • Modbus TCP/IP, Ethernet/IP, Profinet
      • i2o® peer-to-peer available for Modbus TCP/IP only
      The XT1540 interfaces analog output and discrete I/O signals between measurement and control devices over Ethernet. Discrete I/O are individually configurable for input or high-side switched output operation.
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  • Additional information

    Additional information

    Weight 8 oz
    Dimensions 9 × 2.5 × 7.25 in
    Part Number

    ESW-MBLIB: Ethernet Modbus C-Library Software, ESW-MBLIB_DEMO: Demo program for ESW-MBLIB

    Communication

    i2o Peer-to-Peer, Modbus TCP/IP, Modbus UDP/IP

    Product Series

    EtherStax Series