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Startup Of The Inverter In The Network Operation Mode At Power-on - Mitsubishi Electric FR-CS84-012 Instruction Manual

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• The STF and STR signal are used as a start command, and the voltage to terminal 2 and 4, current signal, multi-speed
signal, and JOG signal are used as a frequency command.
Forward rotation start
Reverse rotation start
Switch
Frequency setting
potentiometer
Potentiometer
 PU operation mode (Pr.79 = "1")
• Select the PU operation mode when applying start and speed commands only using keys on the PU.
Also select the PU operation mode to operate through communication via the PU connector.
• When
="1", the inverter starts up in the PU operation mode at power-ON. The mode cannot be changed to other
Pr.79
operation mode.
 PU/External combined operation mode 1 (Pr.79 = "3")
• Select the PU/External combined operation mode 1 when giving a frequency command from the operation panel or the
parameter unit and giving a start command with the external start switches.
• Set "3" in
. The mode cannot be changed to other operation mode.
Pr.79
• When a frequency command is given from the external signal by multi-speed setting, it has a higher priority than the
frequency command from the PU. Also, when AU is set to "ON", the command signal is output via terminal 4.
 PU/External combined operation mode 2 (Pr.79 = "4")
• Select the PU/External combined operation mode 2 when giving a frequency command from the external potentiometer,
or multi-speed and JOG signals, and giving a start command by key operation of the operation panel or the parameter unit.
• Set "4" in
. The mode cannot be changed to other operation modes.
Pr.79
Parameters referred to
page 108
Pr.15 Jog frequency
Pr.4 to Pr.6, Pr.24 to 27, Pr.232 to Pr.239 (Multi-speed operation)
Pr.75 Reset selection/disconnected PU detection/PU stop selection
Pr.161 Frequency setting/key lock operation selection
Pr.178 to Pr.182 (Input terminal function selection)
Pr.340 Communication startup mode selection
5.5.2
Startup of the inverter in the Network operation
mode at power-ON
When power is switched ON or when power comes back ON after an instantaneous power failure, the inverter can be started
up in the Network operation mode.
After the inverter starts up in the Network operation mode, parameter writing and operation can be commanded from programs.
Set this mode for communication operation via the PU connector.
Pr.
79
Operation mode selection
D000
340
Communication startup mode
D001
selection
104
5. PARAMETERS
5.5 (D) Operation command and frequency command
Inverter
STF
STR
SD
10
2
5
page 88
page 142
page 104
Name
Initial value
0
0
page 109
page 85
Setting range
0 to 4
0
1
10
Description
Select the operation mode.
(Refer to
page
100.)
The inverter starts up in an operation mode
selected by the Pr.79.
The inverter starts up in the Network operation
mode.
The inverter starts up in the Network operation
mode. The operation mode can be changed on
the operation panel between the PU operation
mode and Network operation mode.

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