02- 07 Loss of ACI Signal (4-20mA)

Chapter 5 Parameters|VFD-B Series

Factory Setting: 00

Settings

00 Decelerate to 0Hz

01 Coast to stop and display “EF”

02 Continue operation by the last frequency command

This parameter determines the behavior when ACI is lost.

When set to 00 or 02, it will display warning message “AnLEr” on the keypad in case of loss of

ACI signal and execute the setting. When ACI signal is recovered, the warning message

usually disappears automatically. If the warning message is still displayed, please press

“MODE” key to make it disappear.

02 - 08 Up/Down Mode

Factory Setting: 00

Settings

00 Based on Accel/Decel time acc. to Pr.01-09 to 01-12 and Pr.01-18

to 01-21

01 Constant speed (acc. to Pr. 02-09)

02 Based on Accel/Decel time acc. to Pr.01-09 to 01-12 and Pr.01-18

to 01-21, but frequency command will be 0 when stopped

02 - 09

Accel/Decel Rate of Change of UP/DOWN Operation with

Constant Speed

Unit: 0.01

Settings

0.01~1.00 Hz/ms

Factory Setting: 0.01

These parameters determine the increase/decrease of the master frequency when operated

via the Multi-Function Inputs when Pr.04-04~Pr.04-09 are set to 11 (Up command) or 12

(Down command).

02 - 15 Keypad Frequency Command

Settings

0.00 ~ 400.00Hz

Unit: 0.01

Factory Setting: 60.00

This parameter can be used to set frequency command or read keypad frequency command.

Revision July 2008, BE16, SW V4.08 & V5.00

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