3-Wire Input Function (Sta, Stp, F/R) - Omron RX Series User Manual

5 Basic Settings
5-9-9

3-wire Input Function (STA, STP, F/R)

• Use this function to start and stop the inverter via an automatic reset contact such as a pushbutton
switch.
• Set the Multi-function Input S1 to S8 Selection (C001 to C008) to 20 (STA), 21 (STP), and 22 (F/R).
• Set the RUN Command Selection (A002) to 01 (Control circuit terminal block).
• Allocating the terminal STP disables the terminals FW and RV.
Parameter
No.
C001 to Multi-function Input S1 to S8
C008 Selection
Data
20 STA
21 STP
22 F/R
Required setting
• The operation timing is as follows.
STOP SW
(NC)
Direction SW
5 - 58
Function name
Symbol Function name
3-wire start
3-wire stop
3-wire forward/reverse
A002 = 01
RUN SW
(NO)
STA (3-wire start)
STP (3-wire stop)
F/R (3-wire forward/reverse)
SC (Input common)
High-function General-purpose Inverter 3G3RX-V1 User's Manual (I578-E1)
Data
20: STA (3-wire start)
21: STP (3-wire stop)
22: F/R (3-wire forward/reverse)
Status
ON Start via automatic reset contact
OFF Independent of motor operation
ON Motor operation enabled
OFF Stop via automatic reset contact
ON Reverse
OFF Forward
STA
STP
F/R
Output
frequency
Default data Unit
– –
Description
ON OFF
OFF
ON
ON
OFF
Forward
Reverse