Vacon NXI Series - Control Terminal Signals

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6
6.2.2 Control terminal signals
Terminal
Signal
Technical information
1
+10 Vref
Reference voltage
Maximum current 10 mA
2
AI1+
Analogue input,
voltage or current
Selection V or mA with jumper block X1 (see page 44):
Default: 0– +10V (Ri = 200 k)
(-10V…..+10V Joy-stick control, selected with a jumper)
0– 20mA (Ri = 250 )
3
GND/AI1–
Analogue input common
Differential input if not connected to ground;
Allows 20V differential mode voltage to GND
4
AI2+
Analogue input,
voltage or current
Selection V or mA with jumper block X1 (see page 44):
Default: 0– 20mA (Ri = 250 )
0– +10V (Ri = 200 k)
(-10V…..+10V Joy-stick control, selected with a jumper)
5
GND/AI2–
Analogue input common
Differential input if not connected to ground;
Allows 20V differential mode voltage to GND
6
24 Vout
(bidirectional)
24V auxiliary voltage
15%; maximum current 250 mA all boards total; 150 mA
from single board. Can also be used as external power
backup for the control unit (and fieldbus).
7
GND
I/O ground
Ground for reference and controls
8
DIN1
Digital input 1
R
i
= min. 5k
18…30V < "1"
9
DIN2
Digital input 2
10
DIN3
Digital input 3
11
CMA
Digital input common A for
DIN1, DIN2 and DIN3.
Must be connected to GND or 24V of I/O terminal or
to external 24V or GND
Selection with jumper block X3 (see page 44):
12
24 Vout
(bidirectional)
24V auxiliary voltage
Same as terminal #6
13
GND
I/O ground
Same as terminal #7
14
DIN4
Digital input 4
R
i
= min. 5k
18…30V < "1"
15
DIN5
Digital input 5
16
DIN6
Digital input 6
17
CMB
Digital input common B for
DIN4, DIN5 and DIN6
Must be connected to GND or 24V of I/O terminal or
to external 24V or GND
Selection with jumper block X3 (see page 44):
18
AO1+
Analogue signal (+output)
Output signal range:
Current 0(4)–20mA, R
L
max. 500 or
Voltage 0—10V, R
L
>1k
Selection with jumper block X3 (see page 44):
19
AO1–
Analogue output common
20
DO1
Open collector output
Maximum U
in
= 48VDC
Maximum current = 50 mA
Table  6-9. Control I/O terminal signals on basic I/O board NXOPTA1