beautypg.com

Basic application vacon • 7, 2 control i/o – TREND NX Variable Speed Drives User Manual

Page 125

background image

Basic Application

vacon • 7

24-hour support +358 (0)40 837 1150 • Email: [email protected]

1

Jumper block X 3 :

CM A a nd CM B grounding

CMB connected to GN D
CMA connected to GN D

CMB isolated from GND
CMA isolated from GN D

CMB and CMA

internally connected together,

isolated from GN D

= Factory default

1.2 Control I/O

OPT-A1

Terminal Signal

Description

1 +10V

ref

Reference output

Voltage for potentiometer, etc.

2

AI1+

Analogue input, voltage range
0—10V DC

Voltage input frequency reference

3

AI1-

I/O Ground

Ground for reference and controls

4 AI2+
5 AI2-

Analogue input, current range
0—20mA

Current input frequency reference

6

+24V

Control voltage output

Voltage for switches, etc. max 0.1 A

7

GND

I/O ground

Ground for reference and controls

8 DIN1 Start

forward

Contact closed = start forward

9 DIN2 Start

reverse

Contact closed = start reverse

10 DIN3 External

fault

input

(programmable)

Contact open = no fault
Contact closed = fault

11 CMA

Common for DIN 1—DIN 3

Connect to GND or +24V

12

+24V

Control voltage output

Voltage for switches (see #6)

13

GND

I/O ground

Ground for reference and controls

14

DIN4

Multi-step speed select 1

DIN4 DIN5 Frequency

ref.

15

DIN5

Multi-step speed select 2

Open
Closed
Open
Closed

Open
Open
Closed
Closed

Ref.U

in

Multi-step ref.1
Multi-step ref.2
RefMax

16

DIN6

Fault reset

Contact open = no action
Contact closed = fault reset

17

CMB

Common for DIN4—DIN6

Connect to GND or +24V

18 AO1+
19 AO1-

Output frequency
Analogue output

Programmable
Range 0—20 mA/R

L

, max. 500

Ω

20 DO1 Digital

output

READY

Programmable
Open collector, I

50mA, U

48 VDC

OPT-A2

21

RO1

22

RO1

23

RO1

Relay output 1

RUN

24

RO2

25

RO2

26

RO2

Relay output 2

FAULT

Table 1-1. Basic application default I/O configuration.

Note: See jumper selections below.
More information in the product's
User's Manual (Trend Installation
Manual Part3).

READY

220

VAC

Reference potentiometer,
1…10 k

Ω

RUN

mA