Delta Electronics VFD-M Series User Manual page 116

These two parameters are used to set the analog input delay filter in set point or feedback
signal.
Pr. 136
Sleep Period
Settings 0.0 to 6550.0 sec
Pr. 137
Sleep Frequency
Settings 0.00 to 400.0 Hz
Pr. 138
Wake Up Frequency
Settings 0.00 to 400.0 Hz
These parameters determine the sleep functions of the AC drive. If the command frequency
falls below the sleep frequency, for the specified time in Pr.136, then drive output is turned off
until the command frequency rises above Pr.138. Please see the below diagram.
Pr. 138
Wake Up
Frequency
Pr. 137
Sleep
Frequency
Pr. 139
Treatment for Counter Attained
Settings 00
01
This parameter sets the procedure for the AC drive to follow once the internal counter attains
the setting value in Pr.96.
Pr. 140
External Up/Down Selection
Settings 00
01
02
This parameter is used to change the Master Frequency externally with the Multifuction Input
Terminals. If any two parameters in the group Pr.39-Pr.42 are set to 14 and 15, and Pr.140 is
set to 01, the up/down frequency operation is initiated as the contact closes and according to
the time of acceleration/deceleration.
Revision May 2008, ME14, SW V3.04
Frequency Command
Sleep Period
Pr. 136
Continue Operation
Stop Immediately and display E.F.
Fixed Mode (keypad)
By Accel or Decel Time
Reserved
Actual output frequency
Chapter 4 Parameters|
Unit: 0.1sec
Factory Setting: 0.0
Unit: 0.10Hz
Factory Setting: 0.0
Unit: 0.10Hz
Factory Setting: 0.0
0Hz
Factory Setting: 00
Factory Setting: 00
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