Description Of The Terminals; Vsd; Pwm Fan - Siemens LMV37.4 Series Basic Documentation

Building Technologies
HVAC Products
11.14

Description of the terminals

11.14.1

VSD

LMV...
Power supply for speed sensor
5
Speed input
4
VSD control
3
GND
2
24V EXT
1
Bild 335e/0409
Figure 49: VSD module X74
11.14.2

PWM fan

LMV...
5
4
3
2
GND
24V EXT
1
Bild 336/0309
Figure 50: PWM fan X74
LMV...
5 Power supply for sensor
4
Speed feedback
PWM speed output
3
GND
2
Controller input 4...20 mA
1
Bild 337e/0409
Figure 51: PWM fan X64
Basic documentation LMV37.4...
11 Fan control
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CC1P7546en
01.12.2009