vacon 20 api
vacon
•
15
24-hour s358 (0)201 212 575 • Email: vacon@vacon.com
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
