XNX Universal Transmitter Quick Start Guide
76
Fault Description
Appli-
cable
Sensors
Latching/
Non-Latch-
ing
Frequencyof
Diagnostic
EventHistoryData ActionForResolution
F145 Reflex Failure ECC Non-latching
Dependent on
sensor, typi-
cally 8 hours;
Once fault is
detected: every
15 minutes
nA/mV
ECC sensor is no longer functioning
properly. Replace sensor.
F146
Unknown Sensor
Failure
Optima,
Excel
Non-latching 2 seconds
Sensor fault or warning code
(Note 4)
Contact Honeywell Analytics’ Service
Department.
F148
Internal option
board hardware
failure
All Non-latching 2 seconds
Option board error status (Note
6)
Contact Honeywell Analytics’ Service
Department.
F149
Internal 4-20 mA
monitoring circuit
communication
failure
All Non-latching 3.366 seconds 0
Contact Honeywell Analytics’ Service
Department.
F150
mA Output Monitor
Communications
Watchdog Error
All Non-latching 138 us Communication error count
Contact Honeywell Analytics’ Service
Department.
F151
Sensor Module
Type Changed
ECC Non-latching 2 seconds
Module type: 0=None, 1=ECC,
2=mV, 3=Excel, 4=Optima,
5=Generic mA
For ECC: Perform Accept New Sen-
sor function, if problem persists contact
Honeywell Analytics’ Service Department.
For others, contact Honeywell Analytics’
Service Department.