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External temperature sensor for room thermostat 1790

External temperature sensor for room thermostat 1790

Product code: FF7.8
For room thermostat ref.-no. 1790 RTR, TR D .. 1790 ..

Spare part for floor thermostat ref.-no. FTR .. 231 ..

The sensor cable can be connected using a bifilar cable of 1.5 mm2 in diameter that is suitable for mains voltage. When installed in a cable duct or near high voltage current cables, a shielded cable must be used.

Price (Excluding VAT)


Also suitable as external temperature sensor for the following KNX devices, ref.-no.: 
.. 2178 TS .., .. 2178 ORTS .., .. 5192 KRM TS D, .. 5194 KRM TS D, 2177 SV R, 23066 REGHE

Technical Details


NTC sensor in plastic cap 7.8 mm Ø
Cable length: 4 m
Ambient temperature: −25 ... +70 °C



Technology KNX
Brand JUNG

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