6 Operating modes
6.1 Basic types
We distinguish between the following 2 basic applications with the RLU2.. universal
controllers:
Basic differentiation
• Basic type A => controller 1 is a room temperature controller
• Basic type U => controller 1 is a universal controller
In normal operation, the operating mode for basic types A and U is preselectable
via digital inputs D1 / D2 (e.g. by an external time switch or manual switch).
Operating modes
There are the following 3 operating modes:
• Comfort
• Economy
• Protection
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Siemens Universal Controllers RLU2… CE1P3101en
Building Technologies Operating modes 29.08.2008
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