GE 489 - Manual (Page 103)

GE Multilin 489 Generator Management Relay 4-53
4 SETPOINTS 4.9 S8 RTD TEMPERATURE
4
4.9.5 RTD 12
PATH: SETPOINTS ÖØ S8 RTD TEMPERATURE ÖØ RTD #12
RTDs 12 defaults to Ambient RTD type. The Ambient selection allows the RTD to be used to monitor ambient temperature.
There are individual alarm and trip configurations for this RTD. Trip voting has been added for extra reliability in the event of
RTD malfunction. If enabled, a second RTD must also exceed the trip temperature of the RTD being checked before a trip
will be issued. If the RTD is chosen to vote with itself, the voting feature is disabled. The RTD name may be changed if
desired.
„ RTD #12
„ [ENTER] for more
RTD #12 APPLICATION:
Ambient
Range: Stator, Bearing, Ambient, Other, None
RTD #12 NAME:
Range: 8 alphanumeric characters
RTD #12 ALARM:
Off
Range: Off, Latched, Unlatched
ASSIGN ALARM
RELAYS (2-5): ---5
Range: Any combination of Relays 2 to 5.
RTD #12 ALARM
TEMPERATURE: 60°C
Range: 1 to 250°C in steps of 1
RTD #12 ALARM
EVENTS: Off
Range: On, Off
RTD #12 TRIP:
Off
Range: Off, Latched, Unlatched
RTD #12 TRIP VOTING:
RTD #12
Range: RTD #1 to RTD #12
ASSIGN TRIP
RELAYS (1-4): 1---
Range: Any combination of Relays 1 to 4
RTD #12 TRIP
TEMPERATURE: 80°C
Range: 1 to 250°C in steps of 1
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