23
4A
1P
C
-T
V2
.1
NM
V
-D2
M
-EN
11
-02
-04.
d
o
c
P
M
V
A
V
- S
u
bje
c
t t
o t
e
c
hnic
a
l c
ha
nge
s
VAV
– Module NMV-D2M
- Connecting active sensors
Start point:
DC 0.0 V
The range of adjustment corresponding
to the working range of the sensor.
Stop point:
DC 10...32 V
N-E2.2 Mode
2 ... 10 / 0 ... 10 V / variable
Variable settings are displayed in this field or can be reset by 2 ... 10 / 0 ...
10 V settings. Variable settings are made in the field above.
See 4. NMV-D2M Product Information for further information.
N-E2.3 Direction of rotation, damper opening
Depending on the design of the air box the manufacturer sets the direc-
tion of rotation of the damper accordingly. The direction of rotation de-
pends on the open position of the damper.
Setting
:
cw
clockwise (looking on the damper spindle)
ccw
counterclockwise (looking on the damper spindle)
Direction of rotation
An incorrect direction of rotation setting will cause the
air box to malfunction.
!
Practical tip
– Damper open
Shortage of air due, for example, to excessively low
supply pressure / fan fault: The VAV unit damper is
100% open and stays so while Setpoint > Actual value
