
g
) Replace the plug-in control circuit and replace the junction box cover.
3.4.5 Remote Mounting Applications
Some sensor mounting applications require that the gas sensor head be remotely mounted away from the sensor trans-
mitter. This is usually true in instances where the gas sensor head must be mounted in a location that is difficult to
access. Such a location creates problems for maintenance and calibration activities. Detcon provides the PI-600 sensor
in a remote-mount configuration in which the sensor (Model PI-600-RS) and the transmitter (Model PI-600-RT) are pro-
vided in their own condulet housing and are interfaced together with a four conductor cable. Reference figure 4 for
wiring diagram.
PI-600 Toxic Gas Sensors PG.18
Preamp Board - Side View
RS-485 ID Set Dip Switches
Control Circuit - Side View
Preamp Board
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
SW2SW1
Figure 3B
1234
WHT
BLK
YEL
BLU
Remote Transmitter
PM-600-RT
Remote Sensor
PI-600-RS
WHT
BLK
YEL
BLU
Figure 4
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