Hach Polymetron 9611sc PO4 3- Installation page 15

Terminal Description
1 Protective Earth (PE) Ground
2 Neutral (N)
3 Hot (L1)
Terminal Description
1 Protective Earth (PE) Ground
2 24 VDC return (–)
3 24 VDC (+)
Figure 12 Power connection
Table 1 AC wiring information (AC models only)
Table 2 DC wiring information (DC models only)
Color—North America
Green
White
Black
Color—North America
Green
Black
Red
Color—EU
Green with yellow stripe
Blue
Brown
Color—EU
Green with yellow stripe
Black
Red
English 15