Liquisys M CUM223/253
Electrical connection
Hauser
19
Panel-mounted instrument connection
Connect the cables in accordance with the connection diagram.
a0003127
Fig. 10:
Panel mounted instrument connection sticker
NOTICE
Nonobservance could cause incorrect measurement
‣
Always protect plugs, terminals and cables against humidity.
‣
Terminals marked NC may not be wired.
‣
Unmarked terminals may not be wired.
4.1.2
Measuring cable and sensor connection
The sensor is connected via a screened fixed cable. To extend the measuring cable, use a
junction box and an extension cable:
You can also use the measuring cable CMK.
31 +
32 -
33 +
97
NC
Sensor
NC
NC
NC
B
A
YE
GN
WH
BN
34 -
85 +
86 -
93 +
S
94 -
42
81 +
43
82 -
41
TU
Temp.
(opt.)
+15V
10mA
Digital 2
Digital 1
96
88 -
87 +
NC
NC
131083-4C
Mains
Cont
act
s:
max.
2A,
AC:250V/500V
A,
DC:30V/60W
L1
+
AC DC
N
-
REL1
REL2
REL3
REL4
4..20mA
24
23
49
COM
COM
COM
COM
-
+
59
54
55
56
52
51
53
58
57
48
47
131084-4C
Sensor
Sensor cable
Extension
Turbidity sensor CUS31/CUS41
Fixed cable
VBM junction box + CYK81 cable
Maximum cable length
Turbidity sensor CUS31/CUS41
max. 200 m (656 ft.) with CYK81