Vacon 100 flow - Page 125

Table 48: The standard I/O board
Standard I/O board
Terminal Signal Technical information
14 Digital input 4 Positive or negative logic
Ri = min. 5 kΩ
0-5 V = 0
15-30 V = 1
15 Digital input 5
16 Digital input 6
17 Common A for DIN1-DIN6
Digital inputs can be isolated from ground, see chapter
7.2.2.2 Isolation of digital inputs from ground.
18 Analogue signal (+output) Analogue output channel 1, selection 0-20 mA, load <500 Ω
Default: 0-20 mA
0-10 V
Resolution 0.1 %, accuracy ±2 %
Selection V/mA with DIP switches (see chapter 7.2.2.1 Selec-
tion of terminal functions with DIP switches)
Short-circuit protected
19 Analogue output common
30 24V auxiliary input voltage Can be used as external power backup for the control unit
A RS485 Differential receiver/transmitter
Set bus termination with DIP switches (see chapter 7.2.2.1
Selection of terminal functions with DIP switches). Termination
resistance = 220 Ω
B RS485
TECHNICAL DATA ON CONTROL CONNECTIONS VACON · 125
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