9-4
9-1 Standard Specification List
SYSDRIVE MX2 Series USER'S MANUAL (3G3MX2-Axxxx)
9
Specifications
Common Specifications
Function name Specifications
Enclosure ratings
*1
Open type (IP20)
Control
Control method Phase-to-phase sinusoidal modulation PWM
Output frequency
range
*2
0.10 to 400 Hz (or 1,000 Hz in the high-frequency mode; restrictions apply)
Frequency
precision
*3
Digital command: ±0.01% of the max. frequency, Analog command: ±0.2% of
the max. frequency (25°C±10°C)
Frequency setting
resolution
Digital setting: 0.01 Hz, Analog setting: One-thousandth of the maximum
frequency
Voltage/Frequency
characteristics
V/f characteristics (constant/reduced torque)
Sensorless vector control, V/f control with speed feedback
Overload current
rating
Heavy load rating (CT): 150%/60 s
Light load rating (VT): 120%/60 s
Instantaneous
overcurrent protection
200% of the value of heavy load rating (CT)
Acceleration/
Deceleration time
0.01 to 3600 s (linear/curve selection), acceleration/deceleration 2 setting
available
Carrier frequency
adjustment range
2 to 15 kHz (with derating)
Starting torque 200%/0.5 Hz (sensorless vector control)
External DC
injection braking
Starts at a frequency lower than that in deceleration via the STOP command, at a value
set lower than that during operation, or via an external input. (Level and time settable).
Protective functions
Overcurrent, overvoltage, undervoltage, electronic thermal, temperature error,
ground fault overcurrent at power-on status, rush current prevention circuit,
overload limit, incoming overvoltage, external trip, memory error, CPU error,
USP error, communication error, overvoltage suppression during deceleration,
protection upon momentary power outage, emergency cutoff, etc.
Input signal
Frequency
settings
Digital Operator
External analog input signal: Variable resistance/0 to 10 VDC/4 to 20 mA,
Modbus communication (Modbus-RTU)
RUN/STOP
command
Digital Operator
External digital input signal (3-wire input supported), Modbus communication
(Modbus-RTU)
Multi-function input
7 points (Selectable from 59 functions)
Analog input 2 points (Voltage FV terminal: 10 bits/0 to 10 V, Current FI terminal: 10 bits/4
to 20 mA)
Pulse input 1 point (RP terminal: 32 kHz max., 5 to 24 VDC)
Output signal
Multi-function
output
2 points (P1/EDM, P2; selectable from 43 functions)
Relay output 1 point (1c contact: MC, MA, MB; selectable from 43 functions)
Analog output
(Frequency
monitor)
1 point (AM terminal: Voltage 10 bits/0 to 10 V) (Frequency, current selectable)
Pulse output 1 point (MP terminal: 32 kHz max., 0 to 10 V)
Communications
RS-422 RJ45 connector (for Digital Operator)
RS-485 Control circuit terminal block, Modbus communication (Modbus-RTU)
USB USB1.1, mini-B connector