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Combined Operation Mode 1 (operation Using Both External Start Signal And Operation Panel) - Mitsubishi Electric FR-E520 Instruction Manual

Transistorized inverter.
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3.3.4
Combined operation mode 1 (Operation using both external
start signal and operation panel)
When the start signal is provided externally (switch, relay, etc.) and the running
frequency is set from the operation panel (Pr. 79 = 3).
The external frequency setting signal and PU's forward rotation, reverse rotation and
stop keys are not accepted. (Note)
Operation command: externally connected start signal
Frequency setting: Built-in frequency setting potentiometer or
Related parameter: Pr. 146 "frequency setting command selection"
Step
Power on
Switch power on.
1
Operation mode selection
Refer to page 64 and set "3" in Pr. 79 "operation mode
selection".
2
The [PU] and [EXT] indications are lit.
Start
Turn on the start switch (STF or STR).
Note: The motor does not start if both the forward and
reverse rotation switches are turned on. If both
3
switches are turned on during operation, the motor
decelerates to a stop.
The [RUN] indication is lit to indicate forward rotation,
or flickers to indicate reverse rotation.
Running frequency setting
Slowly turn the built-in frequency setting potentiometer fully
clockwise or set the running frequency to 60.00Hz with the
key.
/
Note: Use the built-in frequency setting potentiometer or
/
4
Select the operation using Pr. 146 "frequency setting
command selection".
Pr. 146 = "0" (Built-in frequency setting potentiometer
valid)
Pr. 146 = "1" (Built-in frequency setting potentiometer
invalid) (Refer to page 65)
Stop
Turn off the start switch (STF or STR).
The motor stops.
5
The [RUN] indication goes off.
STOP
Note: The
key is made valid if any of "14" to "17" is set in Pr. 75 "PU stop selection".
RESET
command (multi-speed command has priority) (Refer to page 88)
Description
key to make frequency setting.
OPERATION/CONTROL
72
key, or multi-speed
/
Image
ON
Flicker
Forward rotation
Reverse
rotation
Hz
ON
PU
<Step setting>
Hz
PU
RUN
MON
EXT
MON
EXT

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