Hach FL1500 Basis-Benutzerhandbuch Seite 13

For installation with conduit:
• Install a local disconnect for the instrument within 3 m (10 ft) of the instrument. Put a label on the
disconnect that identifies it as the main disconnect device for the instrument.
• Make sure that the power and safety ground service drops for the instrument are 0.82–3.3 mm
(18–12 AWG) (and the wire insulation is rated for 300 VAC or higher and 70 °C (158 °F) minimum.
• Connect equipment in accordance with local, state or national electrical codes.
• Connect the conduit through a conduit hub that holds the conduit securely and seals the enclosure
when tightened.
• If metal conduit is used, make sure that the conduit hub is tightened so that the conduit hub
connects the metal conduit to safety ground.
• Always install a sealing plug in conduit openings that are not used.
1. Open the access door. Refer to
2. Remove the high-voltage barrier.
3. Put the power cable through a strain relief fitting near the AC power connector.
4. Pull to remove the AC power connector.
5. Install each wire in the connector. Refer to
6. Push to install the connector in the instrument.
7. Connect the ground wire to the AC ground stud. Refer to
8. Install the high-voltage barrier.
9. Tighten the cable strain relief or conduit hub.
10. Install the access door.
Open the access door
Figure 6 and
on page 11.
Table 1.
Figure 6.
2
English 13