Chapter 12 Description of Parameter SettingsME300
12.1-02-1
02 Digital Input / Output Parameters You can set this parameter during operation.
Two-wire / Three-wire Operation Control
Default: 1
Settings 0: No function
1: Two-wire mode 1, power on for operation control
(M1: FWD / STOP, M2: REV / STOP)
2: Two-wire mode 2, power on for operation control
(M1: RUN / STOP, M2: FWD / REV)
3: Three-wire, power on for operation control
(M1: RUN, M2: REV / FWD, M3: STOP)
4: Two-wire mode 1, Quick Start
(M1: FWD / STOP, M2: REV / STOP)
5: Two-wire mode 2, Quick Start
(M1: RUN / STOP, M2: FWD / REV)
6: Three-wire, Quick Start
(M1: RUN, M2: REV / FWD, M3: STOP)
In the Quick Start function, the output remains ready for operation. The drive responds to the
Start command immediately.
When using Quick Start function, the output terminals UVW are with driving voltages in order to
output and respond immediately if a Start command is given. Do not touch the terminals or modify
the motor wiring to prevent electric shocks.
This parameter sets the configuration of the external drive operation control and the Quick Start
function. There are six different control modes listed in the following table.
Pr.02-00 External Terminal Control Circuits
Setting value: 1
Two-wire
FWD / STOP
REV / STOP
Setting value: 2
Two-wire
RUN / STOP
FWD / REV
Setting value: 3
Three-wire
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