Omron JX User Manual

4-52
4-2 Function Mode
4
Functions
3-wire Input Function
This function is effective in using auto recovery contacts such as a press button switch for operation
and stop.
•Set RUN command selection A002 to 01 (control terminal).
•The following operations become possible with 20 (STA), 21 (STP), and 22 (F/R) allocated to the
multi-function inputs. With the STA and STP terminals allocated, the FW and RV terminals are
disabled.
Data Symbol Function name Status Description
20 STA 3-wire start
ON Starts with auto recovery contacts.
OFF Irrelevant to the motor operation.
21 STP 3-wire stop
ON Stops with auto recovery contacts.
OFF Irrelevant to the motor operation.
22 F/R 3-wire forward/reverse
ON Reverse
OFF Forward
Related parameters
C001 to C005
Required settings A002 = 01
(1) When using STA, STP, and F/R
STA
STP
F/R
ON
OFF
OFF
ON
Output
frequency
Forward
Reverse
(2) When using STA and STP
STA
STP
ON
OFF
OFF ON
Output
frequency
Forward

Omron JX Specifications

General

Enclosure Rating	IP20
Output Frequency	0 to 400 Hz
Protection	Overcurrent, Overvoltage, Undervoltage, Overheat, Short Circuit
Communication	RS-485
Frequency Range	0.1 to 400 Hz
Power Rating	0.4 to 15 kW
Operating Temperature	-10°C to +50°C
Storage Temperature	-20°C to +65°C
Humidity	5 to 95% RH (non-condensing)
Altitude	Up to 1000 m above sea level
Output Voltage	3-phase 200 to 240 VAC, 3-phase 380 to 480 VAC
Cooling Method	Fan cooling