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Siemens MXG461B Series User Manual

Siemens MXG461B Series
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MXG461B Series Modulating Control Valve Technical Instructions
with Magnetic Actuator Document Number 125-4461
May 3, 2006
Siemens Building Technologies, Inc. Page 5
DIP Switches, Continued
SSEN0339R1
0 to 10 V 2 to 10 V
0 to 20 mA 4 to 20 mA
Y
ON
OFF
ON
OFF
ON
OFF
ON
OFF
Figure 5. Assignment of Positioning
Signal Y: Voltage or Current.
.
SSEN0341R1
Y
V
Y
V
ON
OFF
ON
OFF
Figure 6. Selection of Valve
Characteristic: Equal-Percentage or
Linear.
SSEN0340R1
0 to 10 V 2 to 10 V
0 to 20 mA
4 to 20 mA
ON
OFF
ON
OFF
U
Ri > 500
Ri < 500
Figure 7. Assignment of Correcting
an Y and U: 0 to 10 Vdc/0 to 20 mA or
2 to 10 Vdc/4 to 20 mA.
Output signal U (position feedback signal)
is dependent on the load resistance.
Above 500 ohm, it is automatically a
voltage signal; below 500 ohm a current
signal.
Sp
Transfer Connections
SSEN0342R1
100 %
0 %
Y
0 % 100 %
100 %
0 %
Y
0 % 100 %
Y
0 % 100 %
100 %
0 %
No Function Fully Open
Z-mode
Closed
U
G0
Y
M
U
G
Y
U
Z
G0
G
Y
M
A AB A AB
A AB
Z
M
G
Z
VV
V
G0
Forced Control Input
Figure 8.
If terminal Z for the forced control input is:
not connected, the valve will follow the Y-signal or the phase-cut signal.
connected to G, the valve will fully open via control path A AB.
connected to G0, the valve will close via control path A AB.
Signal Priority
1. Hand wheel position Man or Off
2. Forced control signal Z
3. Phase-cut signal
4. Signal input Y

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Siemens MXG461B Series Specifications

General IconGeneral
BrandSiemens
ModelMXG461B Series
CategoryControl Unit
LanguageEnglish

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