Hach SC4200c Basic User Manual page 16

Figure 9 Connect conduit or a power cord
1 AC power terminal
2 Cables limit: do not put cables above the line.
Terminal
L
N
Protective earth ground
Connect the high-voltage relays
Electrocution hazard. Always remove power to the instrument before making electrical connections.
Potential Electrocution Hazard. Power and relay terminals are designed for only single wire termination.
Do not use more than one wire in each terminal.
Potential fire hazard. Do not daisy-chain the common relay connections or jumper wire from the mains
power connection inside the instrument.
16 English
Table 3 Wiring information—AC power
Description
Hot (L1)
Neutral (N)
3 Protective earth ground
4 Conduit hub (or strain relief fitting for power cord)
Color—North America
Black
White
Green
D A N G E R
W A R N I N G
W A R N I N G
Color—EU
Brown
Blue
Green with yellow stripe