Function Application
‑497‑
Figure 3‑4 Timing diagram of two‑wire mode 1 (abnormal condition)
Two-wire mode 2
For example, DI1 is assigned with the command function, and DI2 is assigned with the
forward/reverse run switchover function. Use and set the parameters according to the
following table.
Para. Name
Value
Description
F4‑11
Terminal control
mode
1
Two‑wire mode 2
F4‑00
DI1 function
selection
1
Command
F4‑01
DI2 function
selection
2
Forward/Reverse run
In this mode, when SW1 is closed, the motor runs. When SW2 is open, the motor runs
in the forward direction. When SW2 is closed, the motor runs in the reverse direction.
When SW1 is open, the motor stops no matter whether SW2 is open. as shown in the
following figure.
Figure 3‑5 Wiring and parameter settings for two‑wire mode 2
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