Hach sc200 User Manual page 21

Figure 9 Discrete input wiring connections
Discrete inputs
Input 1+
Input 1-
Input 2+
Input 2-
Input 3+
Input 3-
Table 4 Input connections
Connector position - Switch input
3
2
6
5
8
7
Connector position - Voltage
input
2
3
5
6
7
8
English 19