Data Sheet for Product

9/10
CA1N4454en Modulating control valves with magnetic actuator, PN16 CA1N4454en
Building Technologies 2017-11-30
Diagrams
Position feedback electronics with base/span adjustment
E Phase cut converter R Input resistor
G Bridge rectifier T Voltage / current converter
M Magnetic valve U Position / voltage converter
Q Phase cut output V Differential amplifier
LS System potential AC 24 V Input
NS System neutral Output
2
LS
NS
DC
0...10 V
DC
0...10 V
4...20 mA
TE
AC
24 V
1
3
4
5
6
LS System potential AC 24 V
NS System neutral AC 24 V
DC 0…10 V Positioning signal Y
DC 0…10 V Position feedback signal
4…20 mA Positioning signal Y
Earthing
Connection diagrams
If the controller and the valves receive their power supply from separate sources, the
valve transformer must not be earthed on the secondary side.
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
Block diagram of the
signal converter
Connection terminals
Warning
Controllers with DC
0…10 V positioning
signal
Controllers with DC
4…20 mA positioning
signal
Position tran
s
ducer