Vacon 20, Quick Manual

Page: 17 / 62

vacon 20 api vacon
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3
3. CONTROL I/O AND TERMINALS
Terminal Signal Factory preset Description
1 +10 Vref Ref voltage out
Maximum load 10 mA
2 AI1 Analog signal in 1
Freq reference
P)
0 - 10 V, Ri
=
250 k
Ω
3 GND I/O signal ground
6 24 Vout 24 V output for DIs
±20%, max load 50 mA
7 DI_C
Digital Input Com-
mon
Digital Input for DI1- DI6, refer
to Table 2 for DI sink type
8 DI1 Digital input 1
Start forward
P) Positive,
Logic1: 18…30V,
Logic0: 0…5V;
Negative,
Logic1: 0…10V, Logic0: 18…30V;
Ri = 10K
Ω
(floating)
9 DI2 Digital input 2
Start reverse
P)
10 DI3 Digital input 3 Fault reset
P)
A A RS485 signal A FB Communication
Negative
B B RS485 signal B FB Communication
Positive
4 AI2 Analog signal in 2
PID actual value and
Freq reference
P)
Default:
0(4) - 20 mA, Ri
≤
250
Ω
Other:
0 - 10 V, Ri
=
250 k
Ω
Selectable through microswitch
5 GND I/O signal ground
13 DO-
Digital Output
Common
Digital Output Common
14 DI4 Digital input 4
Preset speed B0
P)
ASDI1
15 DI5 Digital input 5
Preset speed B1
P)
As DI
1
,
Other: Encoder Input A (fre-
quency up to 10 kHz)
Selectable through microswitch
16 DI6 Digital input 6
External fault
P)
As DI
1
,
Other: Encoder Input B (fre-
quency up to 10 kHz), Pulse
Train Input (frequency up to 5
kHz)
18 AO Analog Output
Output frequency
P)
0 - 10 V, RL
≥
1 K
Ω
0(4) - 20 mA, RL
≤
500
Ω
Selectable through microswitch
20 DO Digital signal out
Active = READY
P)
Open collector, max load 35 V /
50 mA
22
RO1 NO
Relay out 1
Active = RUN
P)
Switching load:
250 Vac / 3 A, 24V DC 3A
23
RO1 CM
24
RO2 NC
Relay out 2
Active = FAULT
P)
Switching load:
250 Vac / 3 A, 24V DC 3A
25
RO2 CM
26
RO2 NO
Table 1: Vacon 20 general purpose application default I/O configuration and
connections for control board

P) = Programmable function, see User Manual: parameter lists and
descriptions for detail
mA
Vacon 20
1-10 k
