Data Sheet for Product

12/16
Siem ens Modulating control valves with magnetic actuators, PN 16 CA1N4455en
Building Technologies 2018-02-05
General
environmental conditions
Operation
EN 60721-3-3
Transport
EN 60721-3-2
Storage
EN 60721-3-1
MX..461.., MX..461..P Climatic conditions Class 3K5 Class 2K3 Class 1K3
Temperature -5...45 °C -25...70 °C -5...45 °C
Humidity
5...95 % r.h. 5...95 % r.h. 5...95 % r.h.
Mechanical conditions
EN 60721-3-6
Class 6M2
EN 60721-3-3 EN 60721-2 EN 60721-2
MX..461..P Mechanically active substances
Class 2M2 Class 2M2
Biological requirements
Class 3B2
Chemically active substances
Class 3C1
Mechanically active substances
Class 3M2
Connection terminals
AC 24 / DC 24 V
operating voltage
System neutral
System potential
Positioning signal
DC 0...10 V / 2...10 V / 4...20 mA
Measuring neutral (= G0)
Position feedback signal
DC 0...10 V
Force control input
R = Inner resistance between G0 and YM, approx 10 kΩ
Connection diagrams
If controller and valve receive their power from separate sources, only one
transformer may be earthed on the secondary side.
In case of DC power supply, a 4-wire connection is mandatory!
Common transformer Separate transformer
Caution
Caution
Terminal assignment
for controller with
4-wire connection
(to be preferred!)