Rockwell Automation 1771-IXE/D Thermocouple/Millivolt Input Module User Manual - Manual (Page 54)

7–4 Troubleshooting
Publication 1771Ć6.5.130 Ć May 1999
Status Reported in Word 13
Design your program to monitor status bits in word 13 during
auto–calibration, and to take appropriate action depending on your
requirements. You may also want to monitor these bits while
troubleshooting with your industrial terminal. The module sets a bit
(1) to indicate it has detected one or more of the following conditions
as shown in Table 7.D.
Table 7.D
Status Reported in Word 13
Word Bit Condition
13 6 The EEPROM could not be written.
7 Channel(s) could not be calibrated as indicated by bits 10 through 17 respectively.
10-17 Bit 10 (channel 1) through bit 17 (channel 8) could not be calibrated. Check field
wiring arm connections and source for proper voltage.
In this chapter, you learned how to interpret the LED status
indicators, status words and troubleshoot your input module.
Chapter Summary