K&R GT600-4T132G User Manual page 108

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F4-11 = 3: Three-wire Control Mode 2
In this mode, DI3 is three-wire control command terminal. DI1 determines whether the
RUN command is enabled and DI2 determines running direction.
The parameters are set as below:
Function Code Parameter Name
F0-02 Command source selection
F4-11 Terminal I/O control mode
F4-00 DI1 function selection
F4-01 DI2 function selection
F4-01 DI2 function selection
SW3 is a normally-closed button and SW1 and SW2 are normally-open buttons.
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SW3 must remain closed during start sequence and during normal run operation.
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Motor stops immediately when SW3 opens.
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Signals from SW1 and SW2 are valid only with SW3 closed.
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On normal condition (SW3 closed), after you press down SW1, motor rotates in
forward direction with SW2 open. Motor rotates in reverse direction with SW2 closed.
Figure 6-9 Three-wire 2 sequence wiring diagram
SW1 SW2 SW3
0/1 0/1 0
1 0 1
1 1 1
The timing diagram of the three-wire control mode 2 is shown in the following figure.
Figure 6-10 Three-wire 2 sequence
SW3 (three-wire
control command)
SW1 (run
Enabled command)
SW2 (forward/
reverse direction)
Motor speed
Value
1
3
1
2
3
SW1
Running Command
SW2
Stop
SW3
Forward
Reverse
SW2 off
SW2 on
Motor rotates in
Motor rotates in
reverse direction
forward direction
6. Description of Parameters
Function Description
Terminal I/O control
Three-wire control mode 2
Forward RUN (FWD)
Reverse RUN (REV)
Three wire control
Run enabled
DI1
Running direction
DI2
Three-wire control
DI3
COM
Stop