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RELAY 1
RELAY 2
COM
COM
N.C.
TYPICAL DIN-RAIL MOUNTED RELAY
2
CONTACT
PROTECTION
3
N.O.
N.O.
N.C.
1
4
POWER
+
46 45 44 43 42 41
DIODE
DC RELAY POWER
8
5
10 TO 36VDC
+
6
EARTH
GROUND
7
TB4
LOCATE RELAY NEAR LOAD
TB3
EARTH GROUND
DC POWERED INTERPOSING RELAY
46 45 44 43 42 41
36 35 34 33 32 31
DC
DC
TB3
NC 2
CM 2
NO 2
NC 1
CM 1
NO 1
TB4
- 16 -
RELAY 1 RELAY 2
TYPICAL DIN-RAIL MOUNTED RELAY
POWER
CONTACT
PROTECTION
2
3
RELAY 1 (DPDT)
1
4
W
MOV
SERIES 8XXA ALARM
(SIDE VIEW)
8
5
AC RELAY POWER
L1
INPUT 1
INPUT 2
TB2
7
TB1
6
11 12 13 14 15 16
21 22 23 24 25 26
LOCATE RELAY NEAR LOAD
AC POWERED INTERPOSING RELAY
TB1
TB2
INPUT CONNECTIONS
SERIES 8xxA INTERPOSING RELAY CONNECTIONS
4501-634A
IntelliPack Series 822A Alarm User's Manual
Dual Thermocouple Input
___________________________________________________________________________________________
8XXA RELAY OUTPUT
NOTES: ALL RELAY CONTACTS SHOWN
IN DE-ENERGIZED CONDITION.