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4100-HCF2
Revision 3.0
P a g e 32 | 35
Action settings) before the relay trips to the
alarm condition (condition set by Relay 1
Failsafe setting).
Relay 1:
Alarm Delay
(OFF)
Amount of time the level must stay in an alarm
condition (based on Relay 1 alarm value and
Action settings) before the relay trips to the
normal condition (condition set by Relay 1
Failsafe setting).
10 sec
Relay 2:
Air Alarm
Alarm Relay 2 air alarm: alarm condition if water
level is below float sensor or dry condition.
Can also be selected as an oil alarm relay
Air Alarm
Relay 2:
Failsafe
Failsafe ON sets the relay as normally energized
(no alarm) and de-energized in an alarm
condition.
ON
Relay 2:
Alarm Delay
(ON)
Amount of time the level must be in an alarm
condition (based on Relay 2 alarm value and
Action settings) before the relay trips to the
alarm condition (condition set by Relay 2
Failsafe setting).
10 sec
Relay 3:
Fault
This relay indicates Instrument Failure. It can
also be selected as an Alarm Relay.
Fault
Relay 3:
Failsafe
This relay is factory default to be normally
energized (no alarm) and de-energized in an
alarm condition or power failure.
ON
Relay 3:
Alarm Delay
(on)
Amount of time the level must be in an alarm
condition (based on Relay 3 alarm value and
Action settings) before the relay trips to the
alarm condition (condition set by Relay 3
Failsafe setting).
10 sec
Relay 4:
Hi Set
Oil Alarm Relay 4 high alarm: alarm condition if
level is above this value (value in chosen
engineering units).
Level sensor input: Value chosen as %
20 mm
(A00761)
or
250 mm
(A00765)
Relay 4:OFF
Oil Alarm Relay 4 differential off value
Level sensor input: Value chosen as %
15 mm
(A00761)
or
225 mm
(A00765)
Relay 4:
Failsafe
Failsafe ON sets the relay as normally energized
(no alarm) and de-energized in an alarm
condition.
ON
Relay 4:
Alarm
Action
Alarm action above OR below alarm level
Above
Relay 4:
Alarm Delay
(ON)
Amount of time the level must be in an alarm
condition (based on Relay 4 alarm value and
Action settings) before the relay trips to the
alarm condition (condition set by Relay 4
Failsafe setting).
10 sec
Relay 4:
Alarm Delay
(OFF)
Amount of time the level must stay in an alarm
condition (based on Relay 4 alarm value and
Action settings) before the relay trips to the
normal condition (condition set by Relay 4
Failsafe setting).
10 sec