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Inverter Positioning Section 5-3
■ Inverter Connections to Motor
Parameter Settings
for 3G3MV Inverter
When connecting the Inverter to the PLC, communications parameters must
be set in the Inverter.
Example settings of 3G3MV parameters are listed below. Refer to the
User’s
Manual
of the Inverter for details on the parameters.
U V W U/T1 V/T2 W/T3
Motor Inverter
Parameter
No.
Name Description Default Setting
n003 RUN command selection 0: The RUN Key and STOP/RESET Key on the
Digital Operator are enabled.
1: Multi-function input is enabled through the con-
trol circuit terminals.
2: RS-422A/485 communications are enabled.
3: Input is enabled from the optional Communica-
tions Unit.
01
n004 Frequency reference selection 0: Digital Operator
1: Frequency reference 1 (n024)
2: Frequency reference control terminal (0 to 10 V)
3: Frequency reference control terminal (4 to 20
mA)
4: Frequency reference control terminal (0 to 20
mA)
5: Pulse train reference control terminal
6: Frequency reference through RS-422A/RS-485
7: Multi-function analog voltage input (0 to 10 V)
8: Multi-function analog current input (4 to 20 mA)
9: Frequency reference input through optional
Communications Unit.
04
n050 Multi-function input 1 1 to 25 1 1
n051 Multi-function input 2 1 to 25 2 2
n060 Frequency reference gain 0% to 255% (1% increments) 100% 100%
n061 Frequency reference bias −100% to 100% (1% increments) 0% 0%
n005 Stopping method selection 0: Decelerates to stop
1: Coasts to stop
00
n006 Reverse rotation-prohibit
selection
0: Reverse enabled
1: Reverse disabled
00
n011 Maximum frequency (FMAX) 50.0 to 400.0 Hz (0.1-Hz increments) 60.0 Hz 60.0 Hz
(Depends
on machine
configura-
tion.)
n016 Minimum output frequency
(FMIN)
0.1 Hz to 10.0 Hz (0.1-Hz increments) 1.5 Hz 0.1 Hz
n018 Acceleration/deceleration time
setting unit
0: 0.1 s
1: 0.01 s
00
n019 Acceleration time 1 0 to 6,000 s 10.0 s 0
n020 Deceleration time 1 0 to 6,000 s 10.0 s 0
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