GFK-1504N Chapter 14 Temperature Sensing Modules 14-3
IC200ALG620
Analog Input, 16 Bit RTD, 4 Channels
LED Indicators
The OK LED indicates module status:
On green indicates normal operation
Flashing green indicates boot mode or update
Flashing amber indicates self-diagnostic error
Off indicates no 3.3V backplane power
Diagnostics
The module reports over/under range, open wire, non-volatile memory storage,
high/low alarm, and input short diagnostics to the I/O Fault Table.
Calibration
The module automatically performs A/D calibration at powerup. Automatic
calibration is then repeated periodically to compensate for changes in the
ambient temperature.
Host Interface
The RTD Input module provides 4 words of analog input data.
Compatibility
This module is compatible with:
▪ VersaMax PLC CPU version IC200CPU001-BC firmware version 1.20
or later
▪ Genius NIU version IC200GBI001-AB Firmware version 1.10 or later
▪ Profibus NIU version IC200PBI001-BB firmware version 1.10 or later
▪ DeviceNet NIU version IC200DBI001-AA Firmware version 1.10 or later
▪ Ethernet NIU version IC200EBI001-AA Firmware version 1.00 or later
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