Honeywell XNX - Page 113

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
Re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�