Technical Manual

XNX Universal Transmitter
Section 5 - Warnings/Faults
109
Warning Description
Applicable
Sensors
Latching / Non-Latching
Frequency of Diag-
nostic
Event History Data Action For Resolution
W009
Sensor 24 VDC
Supply Bad
Optima,
Excel
Non-latching
XNX polls sensor
every 2 seconds,
diagnostic fre-
quency controlled
by sensor
Sensor fault or
warning code
(Note 4)
Check wire of 24V power supply to XNX as well as power supply opera-
tion. Also check wiring between XNX and Optima/Excel.
W010
Sensor Path
Obscured
Optima Non-latching
XNX polls sensor
every 2 seconds,
diagnostic fre-
quency controlled
by sensor
Sensor fault or
warning code
(Note 4)
Check location for external interference. Check sensor for dirty windows.
Beam Block Excel Non-latching
XNX polls sensor
every 2 seconds,
diagnostic fre-
quency controlled
by sensor
Sensor fault or
warning code
(Note 4)
Check location for external interference or obstructions in the IR path.
Check sensor for dirty windows. Check Excel alignment.
W011
Sensor In-
ternal Lamp
Issue
Optima Latching
XNX polls sensor
every 2 seconds,
diagnostic fre-
quency controlled
by sensor
Sensor fault or
warning code
(Note 4)
Remove and return to Honeywell for repair.
W012
Excessive
Float
Optima,
Excel
Non-latching
XNX polls sensor
every 2 seconds,
diagnostic fre-
quency controlled
by sensor
Sensor fault or
warning code
(Note 4)
Check sensor location for external interference, check sensor for opera-
tion and re-zero where appropriate.
W013
Sensor Loop
Failure, (Sen-
sor is losing/
has lost mA
output signal.
These are
detected by
Optima and
Excel.
Optima,
Excel
Latching
XNX polls sensor
every 2 seconds,
diagnostic fre-
quency controlled
by sensor
Sensor fault or
warning code
(Note 4)
Check that supply voltage is stable. Check wiring between Optima/
Excel and XNX. Check loop impedance of wiring. Check that switches
S3 and S4 are set correctly. If the switch settings need to be changed,
power down the transmitter before changing the switch settings. Once
the problem has been resolved, a Soft Reset must be performed for the
Calibration menu to clear W013.
W014
Sensor Real
Time Clock
issue
Excel Non-latching
XNX polls sensor
every 2 seconds,
diagnostic con-
trolled by sensor
Sensor fault or
warning code
(Note 4)
Reset “date and time” in Excel, re-cycle Excel power and conrm “date
and time.” If not retained, remove and return to Honeywell for repair.