Ametek Thermox Series 2000 WDG-IV User Manual page 58

3-26 | Thermox Series 2000 WDG-IV / IVC / IVCM
standard sensor connections
All WDG sensors, regardless of the sensor type, require that you make
the following connections from the control unit to the sensor (see Figure
3-27):
Control Unit label
Cell +
Cell -
Furnace
15V COM
T/C +
T/C -
15V SPLY
15V SPLY
Combustibles connections
If you have a combustibles detector in your sensor, also make the fol-
lowing connections between the control unit wiring card and the sensor
board on the sensor (H
of combustibles detector. This detector can measure both CO and H
refer to Figure 3-27:
Control Unit label
H2 Act +
H2 Act -
H2 REF +
H2 REF -
Methane connections
If you have a methane detector, also make the following connections (see
Figure 3-27):
Control Unit label
CH4 ACT +
CH4 ACT -
CH4 REF +
CH4 REF -
sensor terminal number
1
2
3
4
5
6
12
12
represents the hydrogen/carbon monoxide style
2
sensor terminal number
7
8
9
10
sensor terminal number
13
14
15
16
(one pair)
(one pair)
(one pair)
(one pair)
(one pair)
(one pair)
(one pair)
(one pair)
) -
2