Inovance MD800 Series - Page 426

Function Applications
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Figure 4-2 Timing diagram of two-wire mode 1 (normal)
Figure 4-3 Timing diagram of two-wire mode 1 (abnormal)
Two-wire Mode 2 (F4-17 = 1)
In this mode, DI1 is assigned with the operation command function, and DI2 is assigned with the
running direction function. The parameters are set as follows.
Para. No. Name
Setpoint Function Description
F4-17
Terminal control mode
0
Two-wire mode 2
F4-00
DI1 hardware source
1
DI1 of the power supply unit
F4-01
DI1 function
1
Operation command
F4-02
DI2 hardware source
2
DI2 of the power supply unit
F4-03
DI2 function
2
Running direction
When SW1 is closed, the motor rotates in the forward direction with SW2 open, and it rotates in the
reverse direction with SW2 closed. When SW1 is open, the motor stops regardless of the status of SW2.
See the following figure.
Figure 4-4 Wiring and parameter setting for two-wire mode 2