36
Item
Specifications
Control
Frequency
setting signal
Panel setting (operation panel): digital setting
Analog setting signal input from external control :
· Potentiometer (10k
Ω
, 1/4W or higher)
· 0V to 5V DC, 0V to 10V DC
· 4mA to 20mA, 0mA to 20mA
Digital setting signal input from external control:
· PWM signal(signal cycle: 1ms to 2000ms), pulse input signal
· Frequency rise SW/reduction SW/storage SW signal
Communication setting: RS485
Frequency/
Voltage
characteristics
Base frequency: fixed at 50Hz/60Hz, adjustable from 45Hz to 400Hz
3-point V/F mode: adjustable voltage and frequency
V/F curve: constant/reduced torque mode (switchable)
Torque boost
Adjustable from 0% to 40% automatic torque boost (switchable)
Acceleration/
Deceleration
time
0.04s to 3600s (independent acceleration / deceleration setting)
Acceleration/
Deceleration
characteristics
Linear and S-shaped acceleration / deceleration (switchable)
2nd function
selection
Selects 2nd function (acceleration / deceleration time, torque
boost, voltage/frequency characteristics (base frequency · 3-piont
type V/F mode), electronic thermal, analog frequency setting)
Multi-step
speed
frequency
setting
· Multi-step speed operation: up to 16-step speed setting
(No limitation to frequency setting)
· Timer operation: up to 8-step speed settings (No limitation
to frequency setting)
It can be linked with acceleration / deceleration time.
Skip frequency
setting
Up to 3 settings (skip frequency band adjustable from 1Hz to 10Hz)
Upper
frequency
limit setting
Adjustable from 0.2Hz to 400Hz
Lower
frequency
limit setting
Adjustable from 0.2Hz to 400Hz
Bias/Gain
frequency
setting
Bias frequency : adjustable from -99% to 250%
Gain frequency : adjustable from 0% to 500%
External stop
function
Stop by external fault / coast-to-stop (switchable)
PID function PID Control mode (optional)
Offline automatic
tuning function
Automatic tuning of motor constant
Cooling fan ON/
OFF control
Optional
Communication
function
· Port: RS485 serial communication
· Communication speed: 4800/9600/19200/38400/57600/115200
bps (switchable)
· Protocols: MEWTOCOL-COM/Modbus (RTU)Modbus-ASCII
(switchable)
· Communication method: half-duplex
Maximum number of connected units: 31
Maximum transmission distance: 500m (in total)
Summary of Contents for AMK3000114
Page 59: ...58 ...