Product Overview

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Siemens Electrohydraulic actuators for valves CM1N4566en
Building Technologies 2014-05-26
Override control input can be operated in following different modes of operation
Z
-
mode
no function fully open closed override with
0…1000 Ω
Signal addition
SKC62UA only
ConnectionsTransfer
linear or equal-
percentage
linear or equal-
percentage
linear or equal-
percentage
· Z-contact not
connected
· Valve stroke follows
Y-input
· Z-contact connected
directly to G
· Y-input has no effect
· Z-contact connected
directly to G0
· Y-input has no effect
· Z-contact connected
to M via resistor R
· Starting position at
50 Ω / end position
at 900 Ω
· Y-input has no effect
· Z-contact is
connected to R of
the frost protection
monitor QAF21.. or
QAF61..
· Valve stroke follows
signals Y and R(Z)
Shown operation modes are based on the factory setting «direct acting»
Y-input has no effect in Z-mode.
Accessories
ASZ6.5
stem heater
ASZ6.6
stem heater
01825
· for media below 0 °C
· mount between valve and actuator
· for media below 0 °C
· mount between valve and actuator
ASC9.3
double auxiliary switch
ASZ7.3..
potentiometer
4561Z05
adjustable switching points ASZ7.3: 0…1000 Ω
ASZ7.31: 0…135 Ω
ASZ7.32: 0…200 Ω
Override control
input Z
SKC62.., SKC60
Note
SKC..
SKC32.., SKC82..