Veikong VFD500 Series Operation Manual page 49

VFD500 high performance vector control frequency inverter user manual
P06.28 DI4 ineffective delay time
Two wire/3wire operation
P06.29
control
SB2
SB1
SB3
Figure 3：
Two-line mode 1:
K1 is closed, the drive is running forward, K2 closed reverse operation, K1, K2 at the same time closed or
disconnected, the inverter stops running.
Two-line mode 2:
In K1 closed state, K2 disconnect the inverter forward, K2 closed inverter reverse; K1 off the inverter to stop
running.
Three-line mode 1:
DI3 is set to three-wire control function. When the SB1 button is closed, press the SB2 button. The inverter is
forward running. Press the SB3 button to invert the inverter. When the SB1 button is off, the inverter will stop.
During normal start-up and running, it is necessary to keep the SB1 button closed, and the commands of SB2
and SB3 buttons take effect during the closing operation. The running status of the inverter takes the last key
action of the three buttons as the standard.
Three-line mode 2:
DI3 is set to three-wire control function. When the SB1 button is closed, press the SB2 button to run the inverter,
K to switch the inverter forward, K to close the inverter and SB1 to turn off the inverter. During normal start-up
and operation, it is necessary to keep the SB1 button closed and the command of the SB2 button effective during
the closing operation.
Digital input
P06.30 termimal filtering time
Terminal protection
P06.31
function
0.000s～30.000s
0：2-wire mode (FWD+REV)1
1：2-wire mode RUN+DIRECTION)2
2：3-wire 1(FWD+REV+ENABLE)
3：3-wire 2 RUN +FWD/REV+ENABLE
K1
DI1 Forward
Run (FWD)
K2
DI2 Reverse
RUN (REV)
COM
Two-line mode
Figure1：
DI1 forward
SB2
command
DI3 operation
SB1
command
DI2 reverse
command
COM
Three-line mode
1
0：no protection
When command is terminal ,power on and
terminal effective,inverter will run
1：protection
K1
DI1 operation
function
K2
DI2 operation
direction
COM
1
DI1 forward
command
DI3 stop
command
DI2 operation
K
direction
COM
Figure 4：Three
0.000～0.100s
- 46 -
Chapter 5 function code table
0.000s
0
Two-line mode
Figure 2：
-line mode
2
0.010s
0
☆
★
2
☆
★