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Operation Mode At Power-on (pr. 79, Pr. 340) - Mitsubishi Electric FR-D720-008 Instruction Manual

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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
Name
Number
79
Operation mode selection
Communication startup
340 ∗
mode selection
The above parameters can be changed during a stop in any operation mode.
* The above parameters 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.
Pr. 340
Pr. 79
Operation Mode at Power-ON, Power
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
X12 (MRS) signal ON ..External operation mode
7
X12 (MRS) signal OFF .External operation mode
0
NET operation mode
1
PU operation mode
2
NET operation mode
1
3, 4
External/PU combined mode
6
NET operation mode
X12 (MRS) signal ON ..NET operation mode
7
X12(MRS) signal OFF ..External operation mode
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
∗1
Operation mode can not be directly changed between the PU operation mode and Network operation mode
∗2
Operation mode can be changed between the PU operation mode and Network operation mode with
Parameters referred to
Pr. 79 Operation mode selection
Selection of operation mode and operation location
Initial Value
0
0
Pr. 160 Extended function display selection =
Restoration, Reset
Refer to page 163
Setting Range
Operation mode selection
0 to 4, 6, 7
(Refer to page 166)
0
As set in Pr. 79.
1
Network operation mode
Network operation mode
Operation mode can be changed between
10
the PU operation mode and Network
operation mode from the operation panel.
.
"0"
(Refer to page 160)
Operation Mode Switching
Switching among the External, PU and NET operation mode is
enabled ∗1
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 ∗1
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 ∗2
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 ∗2
Same as when Pr. 340 = "0"
key of the operation panel and X65 signal.
Description
173
4

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