WEG CFW700 User Manual - page 26
of
250
CFW700 | 21
Installation and Connection
E
ng
lis
h
+24
V
G
N
D (
24 V
)
D
I5
D
I6
D
I7
DI8
Active low digital inputs
+24
V
CO
M
G
N
D (
24 V
)
D
I1
D
I2
D
I3
D
I4
(c) Active low digital inputs
Open collector encoder
Z
Z
Z
B
B
B
A
A
A
+V
(5
V
)
+5
V
-EN
C
G
ND
-E
N
C
CO
M
(b) Encoder with open collector
output
Figure 3.5: (a) to (c) XC1 connection terminals
Signal
Time
A
B
A
B
Figure 3.6: Sequence of the encoder signals
Refer to
to find the control board, the XC1 connector (control
signals), the S1 DIP-switches (to select the type of signal of the analog inputs and outputs)
and S2 (RS-485 network termination) and slots 3 and 5 for accessories (see
).
The CFW700 inverters are supplied with the digital inputs configured as active high and the