Hach SP-510 Basic User Manual page 13

Figure 8 Access cover removal
4.3.2 Electrical connections for conduit
Electrocution hazard. Use only fittings that have the specified environmental enclosure
rating. Obey the requirements in the Specifications section.
Electrocution hazard. If this equipment is used outdoors or in potentially wet locations, a
Ground Fault Circuit Interrupt (GFCI/GFI) device must be used for connecting the
equipment to its main power source.
Electrocution hazard. Install a 10 A circuit breaker for mains power. Identify the circuit
breaker with a label, as a local disconnect for this equipment.
The instrument has plugs in all of the conduit holes. To keep the IP62 environmental rating, use
liquid-tight sealing-type conduit fittings and cord strain reliefs. Connect the equipment in accordance
with local, state or national electrical codes. If connections are not made through a conduit opening,
install a liquid-tight seal in place of the plugs. Refer to
Figure 9 Power connections
1 Conduit (preferred)
D A N G E R
D A N G E R
W A R N I N G
Figure 9.
2 Power cord (optional)
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