User manual

PAT700 Total Organic Carbon Analyzer – Installation Page 23
Anatel Operator Manual
Figure 2-11 Digital input wiring external power - Isolated
Figure 2-12 Digital input wiring internal power - Non-isolated
Input 1
Input 2
12VDC +
(50 mA Max)
1
2
3
4
5
PAT700 Internal Circuit
External Control
5- 30 Volts DC
+
Optional power from control system
OR
Relay
NPN
Control System
Input 1
Input 2
12VDC +
(50 mA Max)
1
2
3
4
5
PAT700 Internal Circuit
External Control
OR
Relay
NPN
Control System