English – Rockwell Automation SP120 ACDrive 115VAC, 1Ph, 230VAC, 1Ph/3Ph, 1/4-5.0HP User Manual
Page 47

Parameters and Programming
3-17
English
Parameter
Number
Parameter Name/Description
Min./Max
Range
Units
Factory
Default
Current Limit
b21
Current Limit Select
Selects the mode for current limit.
Settings: 00=Inactive
01=Active
02=Inactive in acceleration
00 to 02
Numeric
Value
01
b22
Current Limit
Sets the maximum output current allowed before current
limiting occurs. Value set in percent of drive rated output
current.
50 to 150%
of rated
current
0.01 A
150% of drive
rating
b23
Current Limit Decel Time
Sets the deceleration time when the current limiting
occurs.
0.3 to 30.0
0.1 sec
1.0
Parameter Protection
b31
Program Lock Select
Sets the mode of program lock used.
Settings:
00=All parameters locked when digital input setting
15 {SFT} active.
01=All parameters locked except F01 [
FREQUENCY
COMMAND
] when digital input setting 15 {SFT} active.
02=All parameters locked
03=All parameters locked except F01 [
FREQUENCY
COMMAND
]
00 to 03
Numeric
Value
01
Current Feedback Tuning
b32
Reactive Current Setting
Use to improve accuracy by calibrating drive motor
combination. For improved accuracy, adjust this value
during no load operation until d02 [
OUTPUT
CURRENT
]
matches actual motor current.
0.00 to
100%
0.01 A
40% of drive
rating
1
Initialization / Adjustment Function
*b81
Output FM Adjustment
Sets the multiplier applied to output duty cycle for the
FM analog signal.
This parameter can be changed while motor is running.
0 to 255
N/A
80
b82
Start Frequency
Sets the frequency at which the drive will start.
Refer to diagram in A03 [
BASE
FREQUENCY
]
0.5 to 9.9
0.1 Hz
0.5
b83
PWM Frequency
Carrier frequency for the PWM output waveform. Output
current must be derated by twenty percent when set
above 12 kHz.
0.5 to 16.0
0.1 kHz
5.0
1
5 HP @ 230 VAC (4.0 kW) and 5 HP @ 460 VAC (4.0 kW) ratings have a default value of 35%.