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Control terminal signals, Control signal descriptions, Ge 63. this voltage – TREND NX Variable Speed Drives User Manual

Page 80

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CABLING AND CONNECTIONS

vacon • 63

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6

6.2.2

Control terminal signals

OPT-A1

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 66):

Default: 0– +10V (Ri = 200 kΩ)

(-10V…..+10V Joy-stick control, selected with a jumper)

0– 20mA (Ri = 250 Ω)

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 X2

(see page 66):

Default: 0– 20mA (Ri = 250 Ω)

0– +10V (Ri = 200 kΩ)

(-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 250mA (all boards total);150mA
(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

9

DIN2 Digital

input

2

10

DIN3 Digital

input

3

R

i

= min. 5kΩ

18…30V = "1"

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 66):

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

15

DIN5 Digital

input

5

16

DIN6 Digital

input

6

R

i

= min. 5kΩ

18…30V = "1"

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 66):

18

AO1+

Analogue signal (+output)

19

AO1– Analogue

output

common

Output signal range:
Current 0(4)–20mA, R

L

max 500Ω or

Voltage 0—10V, R

L

>1kΩ

Selection with jumper block X6

(see page 66):

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 OPT-A1