Heinrichs Messtechnik GmbH
Page 46 of 122
OPERATING MANUAL TMU / UMC3
Sensor connection
The UMC3 is connected to the sensor via a special 10-cored cable, which in turn is connected to the terminals 1
to 10 of the enclosures terminal compartment.
Wire designation of the sensor cable
Designation
Terminal / Pin designation
Type of protection
Ex ia
Non-Ex
(Standard)
Sensor lines
S
1
x
x
SENSOR1 -
2
x
x
S
3
x
x
SENSOR2 -
4
x
x
TIk-
5
x
x
Temperature sensor -
6
x
x
Temperature
7
x
x
TIk+
8
x
x
EXCITER1
9
x
x
EXCITER2
10
x
x
Shield
Shield
x
x
Table 14: Wire designation of the sensor cable
For the connection between the sensor and transmitter, one of the following cables are to be used:
Non-explosion proof applications SLI2Y(ST)CY 5 x 2 x 0.5 mm² grey (max. 300 m)
Explosion-proof applications
SLI2Y(ST)CY 5 x 2 x 0.5 mm²
blue (max. 300 m)
(blue for explosion-proof applications, grey for non-explosion proof applications).
Customer specific cable lengths can be ordered during the ordering process.
Attention: Cables not certified by the manufacturer may impair the accuracy of the measurement as well as
EMC compliance.
Suitable alternative cables:
SLI2Y (ST) C11YÖ 5 x 2 x 0.5 mm or
SG [5(2 LiY 0.50)St]FStC11Y
