Vacon 20 CP, Installation, Technical And Maintenance Manual

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Control unit vacon • 50
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5
5.1.2 Standard I/O terminals
The terminals of the
Standard I/O
are described below. For more information on connections,
see chapter 7.3.1.
The terminals shown on shadowed background are assigned for signals with optional functions
selectable with DIP switches. For more information, see chapter 5.1.7.
Table 24. Control I/O terminal signals and connection example.
Standard I/O terminals
Terminal Signal
A RS485_A Serial bus, negative
B RS485_B Serial bus, positive
1 +10 Vref Reference output
2
AI1+
Analogue input,
voltage or current
3
GND I/O signal ground
6
24Vout 24V aux. voltage
7
DIN COM
Digital inputs com-
mon
8
DI1 Digital input 1
9
DI2 Digital input 2
10
DI3 Digital input 3
4
AI2+
Analogue input,
voltage or current
5
GND I/O signal ground
13
DO1-
Digital output 1 com-
mon
14
DI4 Digital input 4
15
DI5 Digital input 5
16
DI6 Digital input 6
18
AO1+
Analogue signal
(+output)
20 DO1+ Digital output 1
V
X1
Remote reference
4...20mA/0...10V
Reference potentiometer
1...10k
Ω