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The operating mode of each P925TS-R relay card can be configured to operate as:-
Input Follower
P925TS-R relay cards set to this mode will activate when the signal input is
abnormal and will return to normal as soon as the input returns to the non alarm
state.
OR
Logic Follower
P925TS-R relay cards set to this mode will activate when the signal input is
abnormal and will remain active until the alarm input has returned to normal and
the operator has cleared the alarm using the pushbuttons associated with the
configured alarm sequence.
Switch SW3 Positions 1 and 2 on the lower card are used to set the relay function:-
SW3-1 SW3-2 Function
ON
OFF
Relays follow the Input
OFF
ON
Relays follow the alarm
The finished P925TS-R assembly comprises 2 x (8) channel relay cards with a
common face plate.
The lower card, part no CB5507POP, provides the first 8 x relays as shown below:-
LK4
LK3
LK2
LK1
LK8
LK6
LK7
LK5
RL8
RL7
RL6
RL5
RL1
RL2
RL3
RL4
NO
NC
NO
NC
NO
NO NC
NC
NO
NC
NO
NC
NO
NC
NO
NC
RL4
NC
NO
LK4
SET SYSTEM
RELAY CONTACT
NON ALARM STATE
SHOWN SET FOR
NORMALLY CLOSED
( OPEN TO ALARM )
The upper card, part no CB5488POP, provides an additional 8 x relays as shown
below:-