15
Installation
- continued -
NRG 16-50 F, NRG 17-50 F, NRG 19-50 F, additional information
If one level electrode NRG 1...-50 is installed together with one level electrode, one level switch or
transmitter (with aluminium terminal box) in a single protection tube or level pot, please observe the
following:
1. Mount the first equipment as specified in the pertinent installation manual.
When installing level electrode NRG 1...-50 F, please observe the following instructions:
1. Loosen screws
b
and remove housing cover
d
.
Fig. 13.
The arrow on the name plate points towards
this cover.
2. Remove cable lugs from terminal lugs.
Fig. 14
3. Loosen nut
e
with 19 mm open-end spanner but do not remove!
Fig. 14
4. Screw in level electrode as described in step 2, items 7 – 10.
5. Turn electrode terminal box into desired direction (+/-180°).
The terminal box can be turned t/-180°.
6. Tighten nut
e
with a torque of
25 Nm.
7. Plug cable lugs onto terminal lugs.
5. Mount housing cover
d
and tighten screws
b
.
b
Housing screws M 4
c
Cable gland M 20 x 1.5
d
Housing cover
e
Nut
f
Terminal strip
Key
Summary of Contents for NRG 111-50
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Page 23: ...23 For your Notes ...
