Operation Mode At Power-On (Pr. 79, Pr. 340) - Mitsubishi Electric FR-D720 K Series Instruction Manual

Selection of operation mode and operation location

4.18.2 Operation mode at power-ON (Pr. 79, Pr. 340)

When power is switched ON or when power comes back ON after instantaneous power failure, the inverter can be
started up in the Network operation mode.
After the inverter has started up in the Network operation mode, parameter write and operation can be performed from
a program.
Set this mode for communication operation using PU connector.
Parameter
Number
79 Operation mode selection
Communication startup
340
mode selection
The above parameters allow their settings to be changed in any operation mode even if "0 (initial value) or 1" is set in Pr. 77 Parameter write selection.
 This parameter can be set when
(1) Specify operation mode at power-ON (Pr. 340)
Depending on the Pr. 79 and Pr. 340 settings, the operation mode at power-ON (reset) changes as described below.
Operation Mode at Power-ON, Power
Pr. 340 Pr. 79
Setting Setting
0
(initial External operation mode
value)
1 PU operation mode
2 External operation mode
0
(initial
3, 4 External/PU combined mode
value)
6 External operation mode
External operation mode when X12 (MRS) signal
ON
7
External operation mode when X12 (MRS) signal
OFF
0 NET operation mode
1 PU operation mode
2 NET operation mode
3, 4 External/PU combined mode
1
6 NET operation mode
NET operation mode when X12 (MRS) signal ON
7 External operation mode when X12(MRS) signal
OFF
0 NET operation mode
1 PU operation mode
2 NET operation mode
10
3, 4 External/PU combined mode
6 NET operation mode
7 External operation mode

Operation mode cannot be directly changed between the PU operation mode and Network operation mode

Operation mode can be changed between the PU operation mode and Network operation mode with
Parameters referred to
Pr. 79 Operation mode selection
176
Name Initial Value
Pr. 160 Extended function display selection =
Restoration, Reset
Refer to page 168.
Setting Range
0 0 to 4, 6, 7
0
1
0
10
.
"0" (Refer to page 165.)
Switching among the External, PU and NET operation mode is
enabled
Fixed to PU operation mode
Switching between the External and NET operation mode is
enabled
Switching to PU operation mode disabled
Operation mode switching disabled
Switching among the External, PU, and NET operation mode
is enabled while running.
Switching among the External, PU and Net operation mode is
enabled
Fixed to External operation mode (Forcibly switched to
External operation mode.)
Same as when Pr. 340 = "0"
Switching between the PU and NET operation mode is
enabled
Same as when Pr. 340 = "0"
Fixed to NET operation mode
Same as when Pr. 340 = "0"
Switching between the PU and NET operation mode is
enabled while running
Same as when Pr. 340 = "0"
Description
Operation mode selection
(Refer to page 170.)
As set in Pr. 79.
Network operation mode
Network operation mode
Operation mode can be changed between
the PU operation mode and Network
operation mode from the operation panel.
Operation Mode Switching
key of the operation panel and X65 signal.