F1Vreffl; F2Vreffl; F1Cal_Fl - Honeywell Series 8 I/O User Manual

13. Series 8 I/O Alarms and Failures
13.2. Reviewing IOM soft failures
Diagnostic check:
Cause:
Solution:
54

F1VREFFL

TC/RTD FTA 1 reference voltage failure
Diagnostic check:
Cause:
Solution:
55

F2VREFFL

TC/RTD FTA 2 reference voltage failure
Diagnostic check:
Cause:
Solution:
56

F1CAL_FL

TC/RTD FTA 1 calibration failure.
Diagnostic check:
Cause:
Solution:
278
TC/RTD FTA 2 identification failure.
FTA 2 identification failure
Verify/correct the FTA pinning.
TC/RTD FTA 1 reference voltage failure
TC/RTD FTA 1 reference voltage failure
Replace the FTA.
TC/RTD FTA 2 reference voltage failure
TC/RTD FTA 2 reference voltage failure
Replace the FTA.
TC/RTD FTA 1 calibration failure.
TC/RTD FTA 1 calibration failure.
Recalibrate the FTA.
Series 8 I/O User's Guide
Honeywell
R500
April 2017