Control unit
vacon • 34
5
5.1.2
Standard I/O terminals
The terminals of the
Standard I/Os
and the
Relays
are described below. For more information
on the connections, see chapter 7.
The terminals shown on shadowed background are assigned for signals with optional functions
selectable with DIP switches. See more information in chapter 5.1.5 and in chapter 5.1.6.
Table 13. Control I/O terminal signals and connection example.
Standard I/O
Terminal
Signal
1
+10 Vref
Reference output
2
AI1+
Analogue input,
voltage or current
3
AI1-
Analogue input com-
mon
4
AI2+
Analogue input,
voltage or current
5
AI2-
Analogue input com-
mon
6
24Vout
24V aux. voltage
7
GND
I/O ground
8
DI1
Digital input 1
9
DI2
Digital input 2
10
DI3
Digital input 3
11
CM
Common for DI1-DI6
*
*. Can be isolated from ground, see chap-
ter chapter 5.1.6.
12
24Vout
24V aux. voltage
13
GND
I/O ground
14
DI4
Digital input 4
15
DI5
Digital input 5
16
DI6
Digital input 6
17
CM
Common for DI1-DI6*
18
AO1+
Analogue output,
voltage or current
19
AO-/GND
Analogue output com-
mon
30
+24 Vin
24V auxiliary input
voltage
A
RS485
Serial bus, negative
B
RS485
Serial bus, positive
Reference
potentiometer 1...10 k
Remote reference
4...20mA/0...10V
mA
X1
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