8
Frequency inverters
Commom specifications
Specifications
Model number
JX
@
Specifications
Co
ntrol funct
ions
Control methods
Phase-to-phase sinusoidal modulation PWM (V/f)
Output frequency range
0.5..400 Hz
Frequency precision
Digital set value: ±0.01% of the max. frequency
Analogue set value: ±0.4% of the max. frequency (25 ±10 ºC)
Resolution of frequency set value
Digital set value: 0.1 Hz
Analogue set value: 1/1000 of maximum frequency
Resolution of output frequency
0.1Hz
Overload capability
150% rated output current for one minute
Frequency set value
0 to 10 VDC (10K
Ω
), 4 to 20mA (250
Ω
), frequency setting volume (selectable), RS485 Modbus
V/f Characteristics
Constant/ reduced torque
Functio
n
ality
Inputs signals
FW (forward), RV (reverse), CF1 to CF4 (multi-step speed), JG (jogging), DB (external DC injection braking), SET (2nd func-
tion), 2CH (2-step acceleration/deceleration), FRS (free run), EXT (external trip), USP (USP function), SFT (soft lock), AT
(analog current input function selection), RS (reset), PTC (thermistor input), STA (3-wire startup), STP (3-wire stop), F/R (3-
wire forward/reverse), PID (PID selection), PIDC (PID integral reset), UP (UP of UP/DWN function), DWN (DWN of UP/DWN
function), UDC (data clear of UP/DWN function), OPE (forced OPE mode), ADD (frequency addition), F-TM (forced terminal
block), RDY (operation ready), SP-SET (special setting), EMR (emergency shutoff)
Output signals
RUN (signal during operation), FA1 (frequency arrival signal 1), FA2 (frequency arrival signal 2), OL (overload warning sig-
nal), OD (PID excess deviation signal), AL (alarm signal), DC (analog input disconnection detection signal), FBV (PID FB
status output), NDc (network error), LOG (logical operation result), ODc (communication option disconnected), LOC (light
load signal)
Standard functions
AVR function, V/f characteristic selection, upper/lower limit, 16-step speeds, starting frequency adjustment, jogging
operation, carrier frequency adjustment, PID control, frequency jump, analog gain/bias adjustment, S-shape acceleration/
deceleration, electronic thermal characteristics/level adjustment, retry function, simplified torque boost, trip monitor, soft lock
function, frequency conversion display, USP function, 2nd control function, motor rotation speed UP/DOWN, overcurrent
suppression function
Analogue inputs
2 analogue inputs 0 to 10V (20K
Ω
), 4 to 20mA (250
Ω
)
Accel/Decel times
0.01 to 3000s (line/curve selection), 2nd accel/decel setting available
Display
Status indicator LED’s Run, Program, Power, Alarm, Power, Hz, Amps, Volume Led indicator
Digital operator: Available to monitor frequency reference, output current, output frequency
Protect
ion fun
c
tio
n
s
Motor overload protection
Electronic Thermal overload relay and PTC thermistor input
Instantaneous overcurrent
180% of rated current
Overload
150% for 1 minute
Overvoltage
790V for 400V type and 395 for 200V type
Momentary power loss
Following items are selectable: Alarm, 0 Hz start, frequency output at interruption, maximum frequency
Cooling fin overheat
Temperature monitor and error detection
Stall prevention level
Selectable level applicable only at constant speed or during acceleration and constant speed
Ground fault
Detected at power-on
Power charge indication
On when power is supplied to the control part
Ambi
ent condi
ti
ons
Degree of protection
IP20
Ambient humidity
90% RH or less (without condensation)
Storage temperature
-20 ºC..+65 ºC (short-term temperature during transportation)
Ambient temperature
−
10
°
C to 50
°
C (Both the carrier frequency and output current need to be reduced at over 40
°
C.)
Installation
Indoor (no corrosive gas, dust, etc.)
Installation height
Max. 1000 m
Vibration
5.9 m/s
2
(0.6G), 10 to 55 Hz (Complies with the test method specified in JIS C0040 (1999).)
