Rockwell Automation T8423 Trusted TMR 35 - 120 Vdc Digital Input Module - Manual (Page 28)

Trusted
TM
Module T8423
Issue 15 Apr 10 PD-T8423 28
The configurable voltage thresholds and LED modes allow users to customise the input measurement
and status indications to suit individual application requirements. Without customisation, the default
indicator modes are suitable for digital inputs without line monitoring as described below:
Indicator State Description
Off Open field switch (contact) or open circuit or indeterminate
between open and closed (states 1,2,3).
Green Closed field contact (contact) or short circuit (states 4,5).
Green – flashing Over range (state 6).
Red – flashing Under range or Channel Fault (states 0 or 8 to 15).
Table 18 Default I/O status Indicators
Note: The LEDs indicating channel status may be configured to suit user requirements by
implementing the procedure for configuring the SYSTEM.INI file detailed in PD-8082B.