Siemens Synco 700 RMZ785 - Motor

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Siemens Switching and monitoring device RMS705B CE1P3124en
Building Technologies Aggregates 01.04.2010
8.4 Motor
The motor block controls and monitors all motor functions. Six independent motor
blocks are available.
There are 3 different types:
 1-speed motor (pump, fan)
 2-speed motor (fan)
 Twin motor (twin motor, twin pump)
Inputs
Outputs
Input Section Output Section
Precommand checkback signal
8.4.9
Precommand 8.4.8
V
Flow signal
8.4.6
AB
Motor A, Motor B output 8.4.1
AB
Motor A-, Motor B-Overload signal
8.4.7
Motor operating state 8.4.10
2
1
Start
Start condition 1, Start condition 2
8.4.12
Motor fault 8.4.11
12
Stop
Stop condition 1, Stop condition 2
8.4.12
For optimum control and supervision, the motor block in RMS705B offers the
following functions for all motor types:
 Adjustable delay times (Section 8.4.5).

Switch-on to outsid
e temperature for 1-speed motor and twin motor
(Section 8.4.13).

Selectable motor ki
ck (Section 8.4.14).
 Assignable text (Section 8.4.17).

Assignable fault texts (various
sections).
 Operating hours count (Section 8.4.18).
Purpos
e
Explanation of symbols
Control and
supervision
functions