Siemens OpenAir GDE141.1U Technical Instructions page 7

OpenAir® GDE Enhanced Non-Spring Return Rotary Electric Damper Actuator
Control signal
adjustment,
continued
Ys
Y
Uo
U
Uw Active voltage range (Ys changes)
* When the mechanical limitation of the angle of rotation
and self-adapt function are ON, 100% does not equal
90°. Also valid for control signal 0 to 10 Vdc.
1. Minimum slope
2. Limitation of rotation
3. Limitation of rotation
4. Setting shown in Figure
Control signal
Determine the setting needed to electronically limit the angle of rotation between 0 to 50%
adjustment
(0° to 45°) using a 2 to 10 Vdc input.
example:
Calculating the value of U:

U
Settings: Uo = 2 Vdc;
Electronic limitation
angle of rotation
Slope
Active voltage range Uw = 2 to 10 Vdc
Siemens Industry, Inc.
Figure 10.
Actuator position (100% = angle of rotation 90°*)
Control input signal
Offset (start point)
Slope
Examples in Figure 10
11.
100 [%]
 
(
working angle
of rotation Ys [%]
U = 16 Vdc
Ys = 50% (45°)
U = 16V
Table 2.
U
Uo Active Voltage
Offset
Slope
Vdc
Vdc
0 2
5 30
0 30
0 10
100
 
10 [ Vdc ] Uo [ Vdc ])
50
Technical Instructions
Document Number 155-784
October 20, 2016
Setting for
10V slope
0 Vdc offset
Figure 11.
Ys
Range Actuator
Vdc Position
0 to 2 0 to 100%
5 to 10 0 to 16.7%
0 to 10 0 to 33.3%
0 to 10 0 to 100%
%
  
( 10 Vdc 2 Vdc ) 16
%
Figure 12. Example.
Page 7
Vdc