XNX Universal Transmitter Quick Start Guide
73
Fault Description
Appli-
cable
Sensors
Latching/
Non-Latch-
ing
Frequencyof
Diagnostic
EventHistoryData ActionForResolution
F118
Sensor Real Time
Clock issue
Excel Non-latching
XNX polls sen-
sor every 2 sec-
onds, diagnos-
tic controlled by
sensor
Sensor fault or warning code
(Note 4)
Reset “date and time” in Excel, recycle
Excel power, and confirm “date and time.
If not retained, remove and return to
Honeywell for repair.
F119
Cartridge Internal
Electrical Failure
ECC, mV Non-latching
XNX polls sen-
sor every 2 sec-
onds, diagnos-
tic frequency
controlled by
sensor
Note 5
Check cartridge connections, check sen-
sor operation, fit replacement cartridge,
replace personality board.
F120 No Sensor
ECC,
mV,
Optima,
Excel
Non-latching 2 seconds Note 2
Indicates a loss of communication with
the sensor. Check that the sensor type
indicated in the part number matches
the installed hardware. Check the wiring
between ECC sensors or Optima/Excel
and the XNX.
F121
Wrong Cartridge,
error loading sen-
sor parameters
All Non-latching
At power up
and when
cartridge is
changed
0
Contact Honeywell Analytics’ Service
Department.
F122
General Diagnos-
tics
Optima,
Excel
Non-latching
XNX polls sen-
sor every 2 sec-
onds, diagnos-
tic frequency
controlled by
sensor
Sensor fault or warning code
(Note 4)
Check sensor connections, check sensor
operation, fit replacement sensor, replace
personalty board.