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Siemens Modulating control valves with magnetic actuators, PN 16 CE2N4461en
Building Technologies 17.06.2009
Common Transformer Separate Transformer
Common Transformer Separate Transformer
U
Indication of valve position (only if required). DC 0 ...10 V → 0...100 % volumetric flow V
100
Twisted pairs. If the lines for AC 24 V power supply and the DC 0...10 V (DC 2...10 V,
DC 4... 20 mA) positioning signal are routed separately, the AC 24 V line need not be twisted.
Piping must be connected to potential earth!
Common Transformer Separate Transformer
Terminal assignment
for controller with
4-wire connection
(to be preferred!).
DC 0...10 V
DC 2...10 V
DC 0...20 mA
DC 4...20 mA
Terminal assignment
for controller with
3-wire connection
DC 0...10 V
DC 2...10 V
DC 0...20 mA
DC 4...20 mA
Warning
Controllers with
phase-cut
DC 0...20 V Phs