Settings - WEG CFW500 Series Installation, Configuration And Operations Manual

5 SETTINGS

The control connections (analogical input / output, digital
inputs / outputs and RS485 interface) must be performed
as shown in figure
Connector
1 DO1-RL-NO
3 DO1-RL-C
5 DO1-RL-NC
7 DO3-RL-NO
9 DO3-RL-C
11 DO3-RL-NC
13
15
17
19
21
23
2
4
6
8
10 DO2-TR
12 RS485 - A(-)
14 RS485 - B(+)
16
18
20 RS485 – A2(-)
22 RS485 - B2(+)
24
Figure 1: Signals of control connector
RS485 Communication Plug-in Module
1.
Digital output 1
(NO contact of relay 1)
Digital output 1
(common point of relay 1)
Digital output 1
(NC contact of relay 1)
Digital output 3
(NO contact of relay 2)
Digital output 3
(common point of relay 2)
Digital output 3
(NC contact of relay 2)
NC Not connected
+24 V +24 Vdc Power suply
DI1 Digital input 1
DI2 Digital input 2
DI3 Digital input 3
DI4 Digital input 4
AO1 Analogical output 1
GND Reference 0 V
AI1 Analogical input 1
Reference +10 Vdc for
+10 V
potentiometer
Digital output 2 (transistor)
RS485 (Terminal A(-))
RS485 (Terminal B(+))
GND Reference 0 V
AI2 Analogical input 2
RS485 (Terminal A2(-))
RS485 (Terminal B2(+))
GND Reference 0 V
Description
CFW500 | 7