Sontex Supercal 5 I, Instructions For Use Manual

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20 Instruction for use | Supercal 5
4.7.2 Connection of 4-Wire Temperature Sensors
For installations with cable lengths over 3 m or with unequal cable lengths, we recommend
the use of 4-wire temperature sensors. The maximum cable length of the 4-wire tempera-
ture sensors is 50 m.
The connection cable must have four wires with a cross-section of at least 0,5 mm
2
The insulation of the temperature sensor cables can be PVC or silicone. Sontex recommends
the use of silicone insulation.
1
5
6
2
3
7
8
4
w r r
w
w r w
1/5 and 2/6
Temperature high
3/7 and 4/8
Temperature low
r
1
5
6
2
r
r
w
w
3
7
8
4
r
r
w
w
4.7.2.1 Wire Cable Sensor with 2-Wire Calculator
5
6
r w
7 8
r w
5/6
Temperature high
7/8
Temperature low
5/6
Temperature high
7/8
Temperature low