Application Notes

Ethernet I/O
IntelliPack 800T/800A Series
Isolators/Transmitters
LonWorks I/O
Modbus-RTU
Panel Meters

Ethernet I/O - Modbus TCP/IP and EtherNet/IP^TM

Topic: Getting Connected to Acromag Ethernet I/O Devices, 8500-815

Topic: Introduction to EtherNet/IP, 8500-747

Topic: Introduction to Modbus TCP/IP, 8500-765

Topic: Connecting Acromag's Ethernet I/O to your PC, 8500-734

Topic: Communicating to EtherNet/IP Modules using PCCC from Compact Logix Devices, 8500-771

Topic: Ethernet Peer-to-Peer applications using i2o,  HTML

Topic: Connecting Acromag Series 9xxEN Ethernet and Ethernet i2o Modules Via RadioLinx Ethernet Modems, 8500-770

Topic: Configuring the Wonderware® MBENET Server to communicate with Acromag's Ethernet I/O Modules, 8500-766 

Topic: Communicating Directly to Allen Bradley SLC5/05 PLC Devices, 8500-761 

Topic: Communicating Directly to Allen Bradley from Compact Logix and Control Logic PLC Devices, 8500-761 

Topic: Automated Solutions' ModBus ActiveX Controls for VB, VC++, and .NET applications,  PDF 

Topic: Configuring Kepware KEPServerEX  OPC Server for Communications with Acromag Modbus I/O, PDF

Topic: Monitoring charged 12 volt batteries from solar cell charging panels, and sending the alarm data, HTML

IntelliPack^® Isolators/Transmitters, Alarm Relays, and Math/Computation

Topic: How can I measure a force with a bridge sensitivity that exceeds the configurable 10mV/V limit of Acromag’s 851T load cell transmitter?
File:  HTML

Topic: Flow - Calculate the discharge rate Q (gph) output of a Cipoletti (trapezoidal) weir. Provide a 4-20mA output for flowrate and frequency output for totalization and alarm output for high-level alarm using Acromag's Model 892M or 895M.
File: PDF (106 KB)

Topic: Flow - Calculate the discharge rate Q (gph) output of a V-notch weir. Provide a 4-20mA output for flowrate and frequency output for totalization and alarm output for high-level alarm Acromag's Model 892M or 895M.
File: PDF (59 KB)

Topic: Temperature - Monitor three RTD's On a stack and transmit two differential 4-20mA signals representing -7 to 18°F. Each RTD transmitter is calibrated -20 to 120°F using Acromag's Model 151T and 892M.
File:  PDF (74 KB)

Topic: Level/Volume - Convert a 4-20mA level signal (proportional to height) to a 4-20mA signal proportional to volume using Acromag's Model 892M.
File: PDF (36 KB)

Topic: Flow - Scaling & summing up to (4) 4-20mA signals from flow sensors using Acromag's Model 894M.
File: PDF (34 KB)

Topic: Flow - Taking the square root and summing up to (4) 4-20mA signals from flow sensors using Acromag's Model 894M.
File: PDF (36 KB)

Topic: Flow - Transmitting the calculated percentage (ratio) of an additive from two flow lines using Acromag's Model 892M.
File: PDF (33 KB)

Topic: Increasing Pump Efficiency for Natural Gas Processing with a High Accuracy Frequency Transmitter using Acromag's Model 841T.
File: PDF (42 KB)

Topic: Detecting Mine Explosions with Rate-of-Change Alarms for Quick Emergency Response using Acromag's Model 812A.
File: PDF (43 KB)

Topic: Isolating Software-Configured Field Devices for Safety
File: PDF (29KB)

Topic: Heat Pressure Detector Provides Quick Analysis of Failure using Acromag's Model 812A.
File: PDF (66 KB)

Topic: Performing Computation Functions with Signal Conditioners
File: PDF (63 KB)

Modbus-RTU
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Topic: Introduction to Modbus, 8500-648

Topic: Connecting Acromag's Modbus-RTU I/O to your PC, 8500-734

Topic: Automated Solutions' ModBus ActiveX Controls for VB, VC++, and .NET applications, File

Topic: Configuring Kepware KEPServerEX  OPC Server for Communications with Acromag Modbus I/O, File

Topic: Configuring LabVIEW and an OPC server for Communications with Acromag Modbus I/O, File

Topic: Monitoring thermocouple through Honeywell's UMC800 Modbus master port using Acromag's Model 924MB. 8400-348_a1

Process Instruments Isolators/Transmitters
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Topic:  We need to add another loop controller to one of our systems. However, this would push us past our 600-ohm loop maximum. We see fairly expensive solutions to remedy this, but wonder if there is an inexpensive way to get around this type of problem.
File: HTML

Topic: How to isolate input and output signals to and from a controller. Also, how to use the built-in excitation supply to drive 2-wire field devices using Acromag's Model 632T.
File: PDF (36 KB)

Topic: How to use a 4-wire isolator "splitter" to excite a field device and re-transmit the 4-20mA signal to two different locations using Acromag's Model 633T.
File: PDF (34 KB)

Topic: How to re-transmit a 4-20mA signal to three locations Acromag's Model 631T or Model 633T.
File: PDF (33 KB)

Topic: Re-transmitting from a 2-wire loop to a second location using Acromag's Model 651T or 652T.
File: HTML, PDF (45 KB)

Topic: Signal splitter from a 2-wire loop: two outputs going to different locations using Acromag's Model 652T or 653T.
File: HTML, PDF (45 KB)

Topic: Re-transmitting from controller output (or D/A output card) using Acromag's Model 671T or 672T.
File: HTML, PDF (45 KB)

Topic: Low-cost, channel-channel, 4-20mA isolation for controllers using Acromag's Model 652T or 674T.
File: HTML, PDF (45 KB)

Topic: Signal Conditioners: Getting the Most for Your Money
File: HTML, PDF (286 KB)

Topic: The Ins and Outs of Isolation: A Guide to Selecting the Right Isolator
File: HTML, PDF (228 KB)

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LonWorks I/O^® - Acromag SmartPack I/O

Topic: Distributed Control Made Easy: The SmartPack I/O System with LonWorks Technology
File: PDF (42 pages, 703 KB)

Topic: SmartPack Configuration Software (MetraVision 3.03) Replace Function Error
File: HTML

Topic: SmartPack Configuration Software (MetraVision 3.03) Message "Invalid micro handle" When Using the Wink Function
File: HTML

Topic: SmartPack Configuration Software (MetraVision 3.03) Parallel Port Key Not Found, Demo Mode Only Available
File: HTML

Topic: SmartPack Configuration Software (MetraVision 3.03) Password to Log On as Administrator
File: HTML

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APM Series - Panel Meters

Topic: Pump down with high alarm
File: PDF (41 KB)

Topic: Pump down with duplex pump control
File: PDF (42 KB)

Topic: Pump up with overfill alarm
File: PDF (42 KB)