Owner's manual

1.8 WIRING DIAGRAM
Shipping address: 3200 A-1 Research Forest Dr., The Woodlands, Texas 77381
Mailing address: P.O. Box 8067, The Woodlands, Texas 77387-8067 ❏ Phone: [phone] ❏ Fax: [phone]
Detcon Model 971-041170-00L Gas Detection System PG.8
P6
24
VDC IN
Chassis GND
Mounting Screw
P5
117
VAC IN
P4
220 VAC IN
L2L1L2L1 NEU
F1 DC
Fuse 2A
Power
Switch
Power
Lamp
Flow Fault
Lamp
mA
P7
Sensor #1
P8
Sensor #1 Alarms
C
NO/NC
C
NO/NC
C
NO/NC
P9
Sensor #1
RS-485
SHLD
mA
P10
Sensor #2
P11
Sensor #2 Alarms
C
NO/NC
C
NO/NC
C
NO/NC
SHLD
P12
Sensor #2
RS-485
Optional Controller
Fault Alarm 1 Alarm 2 Fault Alarm 1 Alarm 2
Optional Controller
D2
1N4001
D1 1N4001
P13
+FFL –FFL
+PL
–PL
C
NO
C
NO
J1 J2 J3 J4
J5
P15
F2 AC
Fuse 1A
F2
F2
F1F1
L2L1
Pump
P1 P2
RED
BLK
WHT
BLK
GRN
CNO
P13
Flow
Fault
COM
NO
NC
1
COM
NO
NC
2
COM
NO
NC
3
+24V
DC COM
PT1
L2L1
P3
Power
Supply
3 1 4
2
+O +S –S –O
Red 18
Blk 18
Blk 18
Wht 18
Red 22 Blk 22
Blk 18 Blk 18
Red 18
Blk 18
Blk 18
Red 18
Blk 18 Red 18
Blk 18 Red 18
Blk 18 Blk 18 Red 18
Red 18