Settings - WEG CFW500 Guía De Instalación, Configuración Y Operación

5. SETTINGS

The control connections (analogical input / output, digital inputs / outputs and RS485
interface) must be performed as shown in figure 1.
Connector
1 DI1
3 DI2
5 DI3
7 DI4
9 +24 V
11 DO1-RL-NO
13 DO1-RL-C
15 DO1-RL-NC
2 AO1
4 GND
6 AI1
8 +10 V
10 DO2-TR
12 RS485 - A
14 RS485 - B
16 GND
The location of the DIP-switches for selecting the type of analog input and output
signal and termination of the RS485 line can be better visualized in Figure A.2. To
use the analog inputs and/ or outputs with signal in current, switch S1 and related
parameters must be set as indicated in Table 1. For further details about the control
connections see chapter 3 - Installation and Connection of the CFW500 user's manual
Installation, Configuration and Operation Guide
Description
Digital input 1
Digital input 2
Digital input 3
Digital input 4
+24 Vdc Power suply
Digital output 1
(NO contact of relay 1)
Digital output 1
(common point of relay 1)
Digital output 1
(NC contact of relay 1)
Analogical output 1
Reference 0 V
Analogical input 1
Reference +10 Vdc for
potentiometer
Digital output 2
(transistor)
RS485 (terminal A)
RS485 (terminal B)
Reference 0 V
Figure 1: Signals of control connector
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