F3Calfl; F4Calfl; Openwire; Dovrcrnt - Honeywell Series 8 I/O User Manual

177

F3CALFL

TC/RTD FTA 3 calibration failure.
Diagnostic check:
Cause:
Solution:
178

F4CALFL

TC/RTD FTA 4 calibration failure.
Diagnostic check:
Cause:
Solution:
179

OPENWIRE

Open wire / sensor detected.
Diagnostic check:
Cause:
Solution:
180

DOVRCRNT

Digital Output channel detected a short circuit or over current situation.
Diagnostic check:
Cause:
Solution:
R500
April 2017
Check FTA calibration
TC/RTD FTA 3 calibration failure.
Recalibrate the FTA. This soft failure is introduced in Series 8.
Check FTA calibration
TC/RTD FTA 4 calibration failure.
Recalibrate the FTA. This soft failure is introduced in Series 8.
Check the field wiring and IOTA connections.
Open wire / sensor detected.
Check the field wiring and IOTA connections.
Check the field wiring and IOTA connections.
Digital Output channel detected a short circuit or over current
situation.
Check the field wiring and IOTA connections.
Series 8 I/O User's Guide
Honeywell
13. Series 8 I/O Alarms and Failures
13.2. Reviewing IOM soft failures
285