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XNX Universal Transmitter
Section 5 - Warnings/Faults
111
Warning Description
Applicable
Sensors
Latching / Non-Latching
Frequency of Diag-
nostic
Event History Data Action For Resolution
W023
Low Optical
Sample Signal
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. Check Beam
Block Low Signal Percentage setting in the transmitter.
W024
Reî››ex Failure
Warning
ECC Latching
Dependent on
sensor, typically 8
hours; Once fault
is detected: every
15 minutes
0 ECC sensor is nearing end of life. Replace sensor.
W025
Safety variable
fail warning
All Latching 2 seconds Note 3 Contact Honeyewell Analytics Service Department.
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