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Chapter 5 - Fan control application
POWERXL DM1 SERIES VARIABLE FREQUENCY DRIVES
MN040049EN
—September 2021 www.eaton.com
Table 24. Inputs (Cont.).
1
FWD
REV
DIN1
DIN2
t
Output
Frequency
Stop Function
Stop Mode = Coasting
2
3
Notes:
a
The first selected direction has the highest priority.
b
When the DIN1 contact opens the direction of rotation
starts to change.
c
If start forward (DIN1) and start reverse (DIN2) signals
are active simultaneously the start forward signal (DIN1)
has priority.
1 =
P3.2:
IO terminal start signal 1 = start forward - P3.3: IO terminal start signal 2 = start reverse.
This would be considered
2-wire control with a contact on start/stop, contact open it stops and direction on 2nd start signal.
ID180
1 - St
art Signal: DigIN:1
24 V+
DIN1
1
DIN2
2
CMA
5
GND
12
ID143
St
art Stop L
ogic: St
art Forward
ID1803
-
St
art Signal 2: DigIN:2
ID1
43
St
art Stop L
ogic: Start Reverse
14
FWD
REV
DIN1
DIN2
Output
Frequency
Stop Function
Stop Mode = Coasting
t