Connection Procedure; Wiring Plan, Single Chamber Housing - Siemens SITRANS LVL200H Operating Instructions Manual

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Cover all housing openings conforming to standard according to

EN 60079-1.

5.2

Connection procedure

With Ex instruments, the housing cover may only be opened if there is

no explosive atmosphere present.

Proceed as follows:

1. Unscrew the housing lid

2. Loosen compression nut of the cable gland and remove blind

plug

3. Remove approx. 10 cm (4 in) of the cable mantle, strip approx.

1 cm (0.4 in) of insulation from the ends of the individual wires

4. Insert the cable into the sensor through the cable entry

5. Open the terminals with a screwdriver

6. Insert the wire ends into the open terminals according to the wir-

ing plan

7. Tighten the terminals with a screwdriver

8. Check the hold of the wires in the terminals by lightly pulling on

them

9. Tighten the compression nut of the cable entry gland. The seal

ring must completely encircle the cable

10. Screw the housing lid back on

The electrical connection is finished.

5.3

The following illustrations apply to the non-Ex as well as to the Ex-d

version.

SITRANS LVL200H - Operating Instructions

MAN-100048

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