Basic Documentation

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Siemens Universal controllers RMU710B, RMU720B, RMU730B CE1P3150en
Building Technologies Operating modes 03.10.2011
6.8.3 Cause
The different functions that can switch the plant On and Off are given as a reason.
The following information can be provided:
 Fault
 Smoke extraction (basic type A and P)
 Stop condition 1 Supply air fan (basic type A and P)
 Operating mode contact (basic type A and U)
 Plant operation selector
 User request room (basic type A and U)
 Request (basic type P and C)
 No request (basic type P and C
 Sustained mode (basic type A)
 Night cooling (basic type A)
 Optimum start control (basic type A)
A relay output can be assigned to the configuration for the cause (Section 6.12).
All other funct
ions (e.g. preheating) are only displayed indirectly by defining the
current operation as "Transit". Transit means that parts of the plant are on or off,
but not yet the entire plant.
Main menu > Plant operation >
Operating line Comments
State
Cause
Display values