OPERATION 3-5
CHAPTER 3 | FIREFINDER-XLS INSTALLATION, OPERATION AND MAINTENANCE MANUAL
Meaning of Acronyms:
mynorcAgninaeM
1SNMytiroirptsehgihsastneveSNM
MLAstnevemralAeriF
2SNMytiroirprewolhtiwtneveSNM
mralAeriFnaht
GMEycnegremE
SAGstnevesaG
PUSyrosivrepuS
GDLBytefasgnidliuB
CESytiruceS
LBTelbuorT
TSNMelbuorTSNM
HTOepyttnevemotsuc-rehtO
For installations that must comply with ULC S527, discrete indicators are to be
provided for each event type. This requires configuring LEDs on an LCM for each of
the following purposes:
epyTtnevEroloClebaL
1SNMdeRdenifedresU
2SNMdenifedresUdenifedresU
GMEwolleY"ycnegremE"
GDLBwolleY"ytefaSGDLB"ro"ytefaSgnidliuB"
TSNMwolleYdenifedresU
Additionally, if two-stage operation is supported, a red LED must be provided that
represents the Alert signal and must be labeled “XXX Alert Signal Activation”, where
XXX is replaced with a location code and/or a device specific description.
An LED is not required for OTH events.
An additional yellow LED (on an LCM-8) must be configured that indicates the
presence of a ground fault. This LED must be present on each node in the system.
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