Acromag remote I/O modules feature signal conditioners and network I/O  for a broad range of monitoring and control operations where controllers communicate with instrumentation on the plant floor or in the field. Signal Conditioners include signal transmitters, signal isolators, 4-20mA signal splitters, limit alarms and computation modules. These signal conditioners input voltage, current, thermocouple, RTD, frequency, thermistor, load cell, potentiometer, and discrete sensors. These signal conditioners output DC voltage and current, relay, frequency, pulse width modulation and display/readout. Ethernet remote I/O modules communicate via Ethernet/IP, Modbus TCP/IP, Modbus UDP/IP, and Profinet.

Showing 17–29 of 29 results

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    966PB: 4 or 6-Channel RTD/Resistance Input Profibus-DP Modules

    • RTD or Resistance Signals
    • 4 or 6 input channels, Platinum 100 ohm, Nickel 120 ohm, Copper 10 ohm; 0 to 500 ohms resistance
    • 12 to 36V DC power
    • Profibus-DP, RS-485 network up to 12Mbaud
    These modules provide an isolated Profibus-DP network interface for up to six input channels. Multi-range inputs accept signals from a variety of sensors and devices.
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    972PB, 973PB: Analog Output Profibus-DP - RS485 Modules

    • 0 to 1mA, 0 to 20mA, or 4 to 20mA DC Current Output; 0 to 1V, 0 to 5V or 0 to 10V DC Output
    • 12 to 36V DC Power
    • Profibus-DP, RS-485 network up to 12Mbaud
    These modules provide up to six channels of analog output. Multi-range outputs support a wide variety of industrial devices.
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    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.
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    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.
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    AMTN, AMTX: ActiveX / .NET Controls for Modbus I/O

    • Modbus/TCP or Modbus/RTU
    • These ActiveX / .NET software controls provide a fast, easy way to communicate with any Modbus slave devices connected to your PC.
    • Get your Visual Basic, Visual C, .NET, Excel, or other compatible applications talking Modbus protocol within minutes.
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    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.
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    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.
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    SP333: Four-Wire Thermocouple / milliVolt Splitter

    • Universal thermocouple or ±100mV input
    • 0-20mA, ±10V or 0-10V outputs
    • 6-32V DC external power
    The SP333 is a high-performance signal splitter that converts one millivolt or thermocouple input into two isolated proportional control signals. A variety of current and voltage output ranges are supported. Click here to watch a short video highlighting the features of the Acromag SP Series.
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    SP336: Four-Wire Current / milliVolt Signal Splitter

    • DC current and low voltage input
    • 0-20mA, ±10V outputs
    • 6-32V DC external power
    The SP336 is a high-performance signal splitter that converts one DC current or millivolt input into two isolated proportional control signals. A variety of current and voltage output ranges are supported. Power connects on a terminal block, a rail bus, or both for redundancy. Click here to watch a short video highlighting the features of the Acromag SP Series.
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    SP337: Four-wire Process Voltage Input Signal Splitter

    • Multi-range ±1V, ±5V, or ±10V input
    • 0-20mA, ±10V or 0-10V outputs
    • 6-32V DC external power
    The SP337 is a high-performance signal splitter that converts one process-level DC voltage input into two isolated proportional control signals. A variety of current and voltage output ranges are supported. Click here to watch a short video highlighting the features of the Acromag SP Series.
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    SP338: Four-Wire High Voltage Input Signal Splitter

    • Multi-range ±15, ±75, or ±150V input
    • 0-20mA, ±10V or 0-10V outputs
    • 6-32V DC external power
    The SP338 is a high-performance signal splitter that converts one high-level DC voltage input into two isolated proportional control signals. A variety of current and voltage output ranges are supported. Click here to watch a short video highlighting the features of the Acromag SP Series.
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    XT-SIP: Software Interface Package

    • Software Interface Package for BusWorks XT Series Ethernet I/O modules.
    • Easy setup and digital calibration via USB with Windows configuration software
    • Download software only from the Software Tab below
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    250T-AC, 350T-AC, 450T-AC: Loop, DC, or AC-Power Transmitter

    • Transmitter, Loop, DC, or AC-Power
    • AC Voltage or AC Current Input
    • DC Voltage or DC Current Output
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Signal Conditioning Selection Guide Videos

Welcome to our Signal Conditioning Selection Guide Videos. As a business with many helpful products to offer, we know it can be difficult to find which one you need. This quick selection guide should help point you in the right direction. Choose which video corresponds to your power needs, and the guide will show you which Acromag modules will work with your input.

Learn more in this whitepaper: What is Ethernet/IP?

Output Loop Powered Transmitters Video

DC Powered Transmitters Options Video

AC Powered Transmitters

Alarms