Alarm Relay Output
The Single Pole Double Throw (SPDT) relay output can be used for remote signal-
ing of alarm condition. A form “C” contact rated at 1A is available.
Model SRAN Wiring
(When used with a Remote Relay Output)
Model SRAN Wiring
(When Used with Setra’s Model SRPM - Room Pressue Monitor)
Remote Annunciator Connector (J1), SRPM Connector J4:
Connect pins 1 & 2 (short) and then connect pin 2 (+15 V Exc.),
pin 3 (Ground), pin 4 (Annunciator Trigger).
Jumper
P4 (Annunciator Trigger
P3 (Ground)
P2 (+15 VDC Excitation)
P1 (Relay N.O.
)
+15 VDC Excitation A1
Ground A2
+15 VDC Trigger A3
J1: SRAN
J4: SRPM
Remote Annunciator Wiring
Terminal Block
+15 VDC Excitation A1
Ground A2
+15 VDC Trigger A3
N.C.
(No Alarm)
N.O. (Alarm)
N.O. (Alarm)
N.O. (Alarm)
Power Supply
15 VDC
– +
15 VDC
15 VDC
Remote Annunciator Wiring
Terminal Block
J1: SRAN
Terminal Block
Customer
supplied relay
