Pushbuton Vfd Opera�On Explana�On - Hitachi P1 Basic Instruction Manual

PU S HB UT T ON VF D O PE R AT I ON E X P LA N A T IO N
Pushbuton
Ac�on
2-Speed
Press to 1st Accelerates to
step 1st speed
frequency.
Press to 2nd Accelerates to
step 2nd speed
frequency.
Press to 3rd
step
Release to
2nd
step
Decelerates to
Release to 1st 1st speed
step frequency.
Decelerates to
Complete 0Hz frequency
release from and floats then
any step sets motor brake
12/17/2018 Hitachi P1 Closed Loop Hoist Basic Instruc�on Manual Firmware V19 – V25
2-Speed Inf.Var
Accelerates to
1st speed
frequency.
Accelerates to
2nd speed
frequency.
N/A N/A
N/A N/A
Maintains speed
frequency
before the
buton was
released to the
1st Step.
Decelerates to
0Hz frequency
and floats then
sets motor brake
VFD Ac�on
3-Speed 3-Speed Inf.Var
Accelerates to Accelerates to 1st
1st speed speed frequency.
frequency.
Maintains the
Accelerates to speed frequency
2nd speed before the buton
frequency. was pushed to the
Accelerates to Accelerates to 3rd
3rd speed speed frequency.
frequency.
Maintains speed
Decelerates 2nd before the buton
speed was released to the
frequency.
Decelerates to Decelerates to 1st
1st speed speed frequency.
frequency.
Decelerates to Decelerates to 0Hz
0Hz frequency frequency and
and floats then floats then sets
sets motor brake motor brake
0-10V POT
Accelerates to 1st
speed frequency or
frequency
determined by 0-
10V reference
2nd step.
2nd step.
Decelerates to 0Hz
frequency and
floats then sets
motor brake
N/A
N/A
N/A
N/A
3