EM15 User’s Manual
5. Description of Function Codes
51
b3-13
Terminal command mode
1
Two-line 2
b3-00
DI1 function selection
1
RUN enabled
b3-01
DI2 function selection
2
Forward or reverse
direction
Diagram 5-11 Setting of two-line mode 2
As shown in the preceding figure, if K1 is ON, the frequency inverter instructs forward rotation when K2 is OFF, and
instructs reverse rotation when K2 is ON. If K1 is OFF, the Frequency inverter 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:
Code
Name
Value
Function Description
b3-13
Terminal command mode
2
Three-line 1
b3-00
DI1 function selection
1
Forward RUN (FWD)
b3-01
DI2 function selection
2
Reverse RUN (REV)
b3-02
DI3 function selection
3
Three-line control
Diagram 5-12 Setting of three-line mode 1
As shown in the preceding figure, if SB1 is ON, the frequency inverter instructs forward rotation when Sb2 is pressed
to be ON, and instructs reverse rotation when SB3 is pressed to be ON. The frequency inverter stops immediately
after SB1 becomes OFF. During normal startup and running, SB1 must remain ON. The frequency inverter's running
state is determined by the final 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:
Code
Name
Value
Function Description
b3-13
Terminal command mode
3
Three-line 2
b3-00
DI1 function selection
1
RUN enabled
b3-01
DI2 function selection
2
Forward or reverse
direction
