Setting The Frequency Reference; Selecting The Frequency Reference - Omron SYSDRIVE 3G3JV User Manual

Basic Operation
5-5

Setting the Frequency Reference

5-5-1 Selecting the Frequency Reference

The following description provides information on how to set the frequency reference in
the Inverter. Select the method according to the operation mode.
Remote mode:
Local mode:
H Selecting the Frequency Reference (n03) in Remote Mode
• Select the input method of frequency references in remote mode.
• Five frequency references are available in remote mode. Select one of them according to the applica-
tion.
n03
Frequency Reference Selection
Setting 0 to 4, 6
range
Set Values
Value
0 The FREQ adjuster of the Digital Operator is enabled. (see note 1)
1 Frequency reference 1 (n21) is enabled.
2 The frequency reference control terminal (for 0- to 10-V input) is enabled. (see note 2)
3 The frequency reference control terminal (for 4- to 20-mA current input) is enabled. (see note
3)
4 The frequency reference control terminal (for 0- to 20-mA current input) is enabled. (see note
3)
6 The frequency reference via RS-422A/485 communications is enabled.
Note 1. The maximum frequency (FMAX) is set when the FREQ adjuster is set to MAX.
Note 2. The maximum frequency (FMAX) is set with 10 V input.
Note 3. The maximum frequency (FMAX) is set with 20 mA input, provided that SW8 on the control
PCB is switched from V to I.
• The frequency reference set in n03 works as frequency reference 1 when the Inverter is in multi-step
speed operation. The set values in n22 through n28 for frequency references 2 through 8 are enabled.
H Selecting the Frequency Reference (n07) in Local Mode
• Select the input method of frequency references in local mode.
• Two frequency references are available in local mode. Select one of them according to the application.
n07
Frequency Reference Selection in Local Mode
Setting 0, 1
range
5-8
Select and set one out of six frequency references in n03.
Select and set one out of two frequency references in n07.
Unit of
setting
Unit of
setting
Changes during
operation
1 Default setting
Description
Changes during
operation
1 Default setting
Chapter 5
No
0
No
0