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7. SPECIFICATIONS
7-3
7
(2)
Operational specifications
PU operation
Parameter unit (option) operation
External operation
Operation using external analog/contact signals
Operation
method
Communication
operation
Communication operation using RS-485
8-pole, 8-core modular connector, 1 channel
Speed command
Analog input, 1 channels
Voltage input
DC0 to 10V/DC0 to 5V
Start/stop
Contact input, 2 channels
(Forward rotation/stop, reverse rotation/stop)
Reset
Contact input, 1 channel
Operation function
input signal selection
Contact input, 4 channels
Selection signals
Multi-speed operation (up to 7 speeds), output stop
Alarm output
Relay changeover contact output, 1 channel
Operation status
output signal selection
Open collector output, 2 channels
Selection signals
Running, overload alarm, speed detection (1 points),
output current detection, fault detection
Meter output signal
selection
Pulse train output, 1 channel
Terminal functions
Selection signals
Motor speed, motor current, preset speed
Protective functions
Overcurrent (acceleration, deceleration, constant speed),
regenerative overvoltage (acceleration, deceleration,
constant speed), undervoltage, overload (electronic
overcurrent protection), brake transistor alarm, output short
circuit, brake resistor overheat, fin overheat, parameter
error, PU disconnection, CPU error
Alarm functions
Overload, fan failure, undervoltage
Start (forward rotation/reverse rotation)
and stop made by operation of individual keys
Operation
commands
Speed command given by operation of ten-key pad
Monitor
items
Motor speed, motor current, output voltage,
alarm display, preset speed
Parameter unit
functions
Others
Alarm history storage (8 alarms),
parameter copy function
(3)
Environmental specifications
Ambient temperature
-10
°
C to +50
°
C (non-freezing)
Ambient humidity
90%RH or less (non-condensing)
Storage temperature
-20
°
C to +65
°
C (applies to short-time transit, etc.)
Ambience
Indoors.
(No corrosive and flammable gases, oil mist, dust and dirt.)
Altitude, vibration
Max. 1000m above sea level, 5.9m/s
2
(conforms to JIS C 0040)