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Siemens REV20
CHRONOGYR room temperature controller. Direct replacement by REV200 which has a touch-screen user interface. Info: Alternatively REV24 can be used which has a pushandroll interface (see old document).
Replacement: REV24
Please check the technical data of the replacement product exactly, a 1: 1 replacement is not always possible.
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REV20
CHRONOGYR room temperature controller
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