Chapter 5 Parameters|VFD-B Series
Parameter Explanation
Settings
Factory
Setting
Customer
00: Enable forward/reverse operation
02-04
Motor Direction
Control
01: Disable reverse operation
00
02: Disabled forward operation
2-wire/3-wire
00: 2-wire: FWD/STOP, REV/STOP
02-05 Operation Control 01: 2-wire: FWD/REV, RUN/STOP
00
Modes
02: 3-wire operation
00: Disable. Operation status is not changed
even if operation command source Pr.02-
01 and/or Pr.02-14 is changed.
01: Enable. Operation status is not changed
even if operation command source Pr.02-
02-06 Line Start Lockout
01 and/or Pr.02-14 is changed.
02: Disable. Operation status will change if
00
operation command source Pr.02-01
and/or Pr.02-14 is changed.
03: Enable. Operation status will change if
operation command source Pr.02-01
and/or Pr.02-14 is changed.
00: Decelerate to 0 Hz
02-07
Loss of ACI Signal
(4-20mA)
01: Coast to stop and display “EF”
02: Continue operation by last frequency
00
command
00: Based on accel/decel time
02-08 Up/Down Mode
01: Constant speed
00
02: Based on accel/decel time, but frequency
command will be 0 when stopped.
Accel/Decel Rate of
Change of
02-09 UP/DOWN
0.01~1.00 Hz/msec
0.01
Operation with
Constant Speed
00: Digital keypad (PU01) UP/DOWN keys or
Multi-function Inputs UP/DOWN. Last
used frequency saved.
02-10
Source of the Master
Frequency
Command
01: 0 to +10V from AVI
02: 4 to 20mA from ACI
00
03: -10 to +10Vdc from AUI
04: RS-485 serial communication (RJ-11).
Last used frequency saved.
00: Digital keypad (PU01) UP/DOWN keys or
Multi-function Inputs UP/DOWN. Last
used frequency saved.
02-11
Source of the
Auxiliary Frequency
Command
01: 0 to +10V from AVI
02: 4 to 20mA from ACI
00
03: -10 to +10Vdc from AUI
04: RS-485 serial communication (RJ-11).
Last used frequency saved.
Combination of the 00: Master frequency + auxiliary frequency
02-12
Master and Auxiliary
Frequency
01: Master frequency - auxiliary frequency
00
Command
Revision July 2008, BE16, SW V4.08 & V5.00
5-5