Boiler house Level controls
2
Wiring diagram
1
2
2
3
3
(+) (-)
-
+
+ -
4
M 0,5A
16
17 18 19 20 21 22 23 24
25
26
27
28
29
30
2.3 53
1 2 3 4 5 6 7 8
9
10
11 12
13
14
15
5
5
6 LP40
6
LP40
3 2 1
3 2 1
Item 1
Supply voltage
2 Signal output 1/2 for external alarm 24 Vdc, 100 mA (semiconductor output) 3 Safety circuit, input and output 4 Wire link, on site, when used as water level limiter according to EN 12952 / EN 12953 5 CEP Central earthing point in control cabinet 6 Level probe LP40
TI-693-26 EMM Issue 1
Page 3 of 4
LCS3050 Low Water Level Switch for two probes
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