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INVERTER SETTING
12
3.2 Operation Modes of the Inverter
The inverter mounted with the CC-Link unit (FR-E5NC) has the following operation modes:
(1) PU operation mode ............... Controls the inverter from the keyboard of the operation panel (FR-PA02-
02
) or parameter
unit (FR-PU04) installed to the inverter.
(2) External operation mode ....... Controls the inverter by switching on/off external signals connected to the control circuit
terminals of the inverter.
(3) CC-Link operation mode ....... Controls the inverter in accordance with the PLC program via the CC-Link unit (FR-E5NC).
3.2.1 Operation mode switching
(1) Operation mode switching conditions
Before switching the operation mode, check that:
1) The inverter is at a stop;
2) Both the forward and reverse rotation signals are off; and
3) The Pr. 79 "operation mode" setting is correct.
(For setting, use the inverter's operation panel or optional parameter unit.)
Pr. 79 Setting Operation Mode Selection Switching to CC-Link Operation Mode
0 PU or external operation
Disallowed when the PU mode is selected. Allowed when the
external mode is selected.
1 PU operation mode Disallowed
2 External operation mode Allowed
3, 4 External/PU combined operation mode Disallowed
6 Switch-over Allowed
7 External operation (PU operation interlock)
Allowed only in the external operation mode when the output shut-
off signal (MRS) is off.
8 PU or external (signal switching) Allowed only in the external operation mode (X16 on).