Hach High Output Airblast System Manuel De L'utilisateur page 11

1. Remove the three screws from the clear cover and remove the cover.
2. Connect the wire from the controller COM (common) relay to the instrument COM relay.
3. Connect the wire from the controller N/O (normally open) relay to the instrument N/O relay.
4. Connect the ground wire to the ground symbol terminal.
5. Connect the neutral wire to the NEUT terminal.
6. Connect the phase wire to the PHASE terminal.
7. Install the clear cover.
8. Close the enclosure cover. To maintain the enclosure environmental ratings, tighten the cover
screws. Make sure that there is a good seal.
9. Apply power to the instrument and the controller.
Terminal description
Line (PHASE)
Neutral (NEUT)
Protective Earth (ground symbol)
Table 1 Wiring for power
Wire color code—North America
Black
White
Green
Wire color code—Europe
Brown
Blue
Green with yellow tracer
English 11