3
Getting Started
18
3.6 CONNECTING MAIN POWER (Continued)
Connect the dc main power connections as shown in Figure 3-8.
Figure 3-8. Main Power Connections - DC
3.7 CONNECTING ANALOG AND RELAY OUTPUTS
y
Figure 3-9. Relay Output Connections
Relay 1
Relay 2
N.O.1
N.C.1
COM1
N.O.2
N.C.2
COM2
}
}
TB1
1 2
3 4 5 6
7 8
9 10 11 12
TB2
1 2 3
EXTERNAL LOAD
N
L
FUSE
NO2
COM2
pH INPUT
+ DC
- DC
DC POWER
TB1
1 2
3 4 5 6
pH INPUT
7 8
9 10
1 2
3
11 12
TB2
