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Series 830/840/860 Instruction Manual Chapter 2 Installation
IM-83/84/86-H 2-13
Valve Purge and Valve Off Connections (Controllers Only)
Depending on the valve voltage, connect as shown below.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Purge
On
Off
Open
collector
output
Valve Off
On
Off
15 Volt Valve
COM
Figure 2-13. Valve Purge and Valve Off (15-Pin D-Connector)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Purge
On
Off
Open
collector
output
Valve Off
On
Off
30 Volt Valve
COM
+15V
Figure 2-14. Valve Purge and Valve Off (15-Pin D-Connector)
Note: Typically controllers for 10 slpm or less will be equipped with a 15-
volt valve circuit, while those above 10 slpm with a 30-volt circuit. Con-
sult Technical Support if necessary.