Inovance MD330H - Page 168

MD380 User Manual Desc
ription of Function Codes
- 167 -
As shown in the preceding gure, if K1 is ON, the AC drive instructs forward rotation
when K2 is OFF, and instructs reverse rotation when K2 is ON. If K1 is OFF, the AC
drive stops.
• 2: Three-line mode 1
In this mode, DI3 is RUN enabled terminal, and the direction is decided by DI1 and DI2.
The parameters are set as below:
Function Code Parameter Name Value Function Description
F4-11 Terminal command mode 2 Three-line 1
F4-00 DI1 function selection 1 Forward RUN (FWD)
F4-01 DI2 function selection 2 Reverse RUN (REV)
F4-02 DI3 function selection 3 Three-line control
Figure 6-9 Setting of three-line mode 1
MD380
DI1
COM
Digital common
DI2
Forward RUN (FWD)
Reverse RUN (REV)
DI3
RUN enabled
SB1
SB2
SB3
Forward
button
Reverse
button
Stop
button
As shown in the preceding gure, if SB1 is ON, the AC drive instructs forward rotation
when SB2 is pressed to be ON and instructs reverse rotation when SB3 is pressed to
be ON. The AC drive stops immediately after SB1 becomes OFF. During normal startup
and running, SB1 must remain ON. The AC drive's running state is determined by the
nal actions on SB1, SB2 and SB3.
• 3: Three-line mode 2
In this mode, DI3 is RUN enabled terminal. The RUN command is given by DI1 and the
direction is decided by DI2. The parameters are set as below:
Function Code Parameter Name Value Function Description
F4-11 Terminal command mode 3 Three-line 2
F4-00 DI1 function selection 1 RUN enabled
F4-01 DI2 function selection 2 Forward or reverse direction
F4-02 DI3 function selection 3 Three-line control