Electrical Installation - Hach FL1500 Basis-Benutzerhandbuch

Electrical installation

Electrocution hazard.
Always remove power to the instrument before making electrical connections.
Do not connect AC power directly to a DC powered instrument.
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.
Protective Earth Ground (PE) connection is required.
Use only fittings that have the specified environmental enclosure rating. Obey the requirements in the
Specifications section.
Electrical shock and/or fire hazards.
Install the instrument in accordance with local, regional and national regulations.
Externally connected equipment must have an applicable country safety standard assessment.
A local disconnect is needed for a conduit installation.
Make sure to identify the local disconnect clearly for the conduit installation.
For a cord-connected instrument, make sure to install the instrument so that the cord can be
disconnected easily from the supply socket.
Open the cover
Open the cover to use the keypad and USB ports.
Open the access door
Open the access door to access the wiring connections. Refer to
Figure 5 Open the access door
1 High-voltage barrier—Remove only during power and relay installation.
D A N G E R
W A R N I N G
Figure 5.
English 11