Detcon H2S RoughNECK - Manual (Page 5)

c) Observing correct polarity, terminate 12 VDC power input. Use 2 conductor cable and the 2 pin
Amphenol plug-in connector (included) as shown in figure 3.
d) Terminate the sensor(s) as indicated in figure 4. Use 4 conductor cable and the 4 pin Amphenol plug-in
connector (included). The colors of four conductor cables may differ so be sure to wire sensor(s) accord-
ing to the color code shown in figure 4.
Detcon RoughNECK™ H2S Gas Detection & Alarm System PG.5
2 5/8" 2 1/2"
4 1/2"
Spalsh
Guard
2"
2.125"
B C B C
Sensor 1
DC POWER IN
A = +12 VDC
B = DC COMMON
BOTTOM VIEW
A B
A
Sensor 2
D A D
Power In
Figure 2
Figure 3