Specifications

CommStat 4 PDS 8.2011 rev 4
8
Alarm Connections Schematic
R
C
Y
2
O/Y2
MAR
G
W
LOR
LOR
UNIT 1
MAR
R
Y
C
2
G
W
O/Y2
LOR
LOR
UNIT 2
Lead SwapMode
Alarm Lockout
UNIT 2
LEAD
POWER
HEAT
COOL
UNIT 1
LEAD
POWER
HEAT
COOL
DOWN
UP
ComfortOff/On
TM
SMOKE
IN
AUX 1
IN
IN
AUX 2
HYD
SENSOR
RELAY
GEN
NO
COM
NC
COM
NC
NO
LOCKOUT
COM
NC
NO
AUX 1
NC
COM
NO
AUX 2
COM
NC
NO
COM
NC
NO
1ST STAGE
HIGH TEMP
2ND STAGE
HIGH TEMP
NO
COM
NC
DC POWER
-24/48
+24
+48
THERM
3
2
THERM
THERM
1
COM
NO
NC
NC
COM
NO
COM
NO
NC
NO
COM
NC
NO
COM
NC
NO
NC
COM
NC
NO
COM
NO
COM
NC
SMOKE
HIGH
LOW
VOLTA GE
HIGH
VOLTA GE
VOLTA GE
HIGH
LOW
VOLTA GE
VOLTA GE
LOW
VOLTA GE
LOW
TEMP
UNIT 2
230 VAC230 VAC
UNIT 1
NO
COM
NC
DC
AMR
NO
COM
NC
AMR
DC
*
*
Alarm OutputsAlarm Inputs
Jacks for connection to
second Commstat 4 or for
remote communication
52