Mitsubishi Electric 800 Series Instruction Manual page 293

(D) Operation command and frequency command
Operation mode basics
• The operation mode specifies the source of the start command and the frequency command for the inverter.
• Basically, there are following operation modes.
External operation mode: For inputting a start command and a frequency command with an external potentiometer and
switches which are connected to the control circuit terminal.
PU operation mode: For inputting a start command and a frequency command with the operation panel, parameter unit, or
RS-485 communication via the PU connector.
Network operation mode (NET operation mode): For inputting a start command and a frequency command using the
RS-485 terminals or communication option.
• The operation mode can be selected from the operation panel or with the communication instruction code.
Personal computer
Network operation
mode
RS-485
terminals
External terminal
NOTE
• There are two settings of "3" and "4" with PU/External combined operation. The startup method differs according to the
setting value.
• In the initial setting, the stop function (PU stop selection) by the operation panel or the parameter unit
modes other than the PU operation mode. (Refer to Pr.75 Reset selection/disconnected PU detection/PU stop
selectionon
292
PARAMETERS
Programmable controller
PU operation mode
Inverter
PU connector PU connector PU connector
PU operation mode
USB USB USB
connector connector connector
Network operation mode
Communication
option
External operation mode
page 244.)
Operation panel
Personal computer
Personal computer
Programmable controller
Personal computer
5 6
4
3 7
2
8
1
9
10
Potentiometer Switch
is effective in