I/o wiring examples – Rockwell Automation 20M LPM15 Liquid-Cooled Adjustable Frequency AC Drive FRN 2.xxx User Manual

Page 39

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Installation/Wiring

1-27

I/O Wiring Examples

Input/Output

Connection Example

Required Parameter Changes

Potentiometer Unipolar
Speed Reference

(1)

10k Ohm pot. recommended
(2k Ohm minimum)

(1)

Refer to the Attention statement on

page 1-25

for important bipolar wiring information.

• Adjust Scaling:

Parameters 91/92 and 325/326

• View Results:

Parameter 002

Joystick Bipolar Speed
Reference

(1)

± 10V Input

• Set Direction Mode:

Parameter 190 = “1, Bipolar”

• Adjust Scaling:

Parameters 91/92 and 325/326

• View Results:

Parameter 002

Analog Input Bipolar Speed
Reference
± 10V Input

• Set Direction Mode:

Parameter 190 = “1, Bipolar”

• Adjust Scaling:

Parameters 91/92 and 325/326

• View Results:

Parameter 002

Analog Voltage Input
Unipolar Speed Reference
0

to +10V Input

• Configure Input with Parameter

320

• Adjust Scaling:

Parameters 91/92 and 325/326

• View results:

Parameter 002

Analog Current Input
Unipolar Speed Reference
4-20 mA Input

• Configure Input for Current:

Parameter 320, Bit 1 = “1,
Current”

• Adjust Scaling:

Parameters 91/92 and 325/326

• View Results:

Parameter 002

Analog Output
± 10V, 4-20 mA Bipolar
+ 10V Unipolar (shown)

4-20 mA Unipolar
(use terminals 8 and 9)

• Configure with Parameter 340
• Select Source Value:

Parameter 384, [Digital Out1
Sel]

• Adjust Scaling:

Parameters 343/344

2-Wire Control
Non-Reversing

(2)

24V DC internal supply

(2)

Important: Programming inputs for 2 wire control deactivates all HIM Start buttons.

• Disable Digital Input:#1:

Parameter 361 = “0, Unused”

• Set Digital Input #2:

Parameter 362 = “7, Run”

• Set Direction Mode:

Parameter 190 = “0, Unipolar”

2-Wire Control
Reversing

(2)

External supply
(I/O Board dependent)

• Set Digital Input:#1:

Parameter 361 = “8, Run
Forward”

• Set Digital Input #2:

Parameter 362 = “9, Run
Reverse”

3
4
5

22

3

5

21
22

3
4

Common

+

3
4

Common

+

19
20

Common

+

6
7

+

24
25
26

28

Stop-Run

25

27
28

Run Rev.

Run Fwd.

115V/

+24V

Neutral/

Common

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