15
NRS 1-50 For TWO electrodes - USA - Installation & Operating Manual -
850694-00
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15
1
1
ON
ON
2
2
1
2
27
16 17 18 19 20 21 22 23 24 25 26
28 29 30
Test
Fig. 3
Dimensions of the NRS 1-50
1
Upper terminal strip
2
Lower terminal strip
3
Fastening screws (cross recess head screw M3)
4
Code switch for switching level electrode 1 or 2 on/off
5
Code switch for switching level electrode 1 or 2 on/off
6
Terminal box
7
Support rail TH 35, EN 60715
Key
The code switches are accessed by undoing the right and left fastening screws and detaching
the lower terminal strip.
1
2
3
4
5
6
7
3.94 in (100 mm)
4.72 in (120 mm)
2.91 in (74 mm)
