Rockwell Automation 1746-NT8 SLC 500 Thermocouple/mV Analog Input Module User Manual - Manual (Page 74)

Publication 1746-UM022B-EN-P - January 2005
6-2 Troubleshooting Your Module
channel fault bit (bits 12-15 of the channel status word). Channel fault
bits and LEDs are self-clearing when fault conditions are corrected.
The module has nine LEDs; as shown below.
•
eight channel-status LEDs, numbered to correspond with each
channel
•
one module-status LED
IMPORTANT
If you clear the channel enable bit, the channel
status bits are reset.
0 4
5
INPUT
2
1
3
6
7
Module
Channel
Status
Thermocouple/mV
LED for Module Status
LEDs for Channels 0 to 7