Question

I was asked to modify the program of the PLC made by JTEKT ELECTRONICS.
Several types of PLC are in operation.
How should I select programming software, PC connection cable, etc.?

Answer

Currently, we have two types of programming software.
Both are compatible with Windows 10 32/64bit.
It can be downloaded free of charge from our website.

Koyo PLC Programming Software (kpp)

Please use kpp.
For D2-263 or SJ-ETHER series, please use KPP.

DirectSOFT

Please use DirectSOFT when handling SA/SR(D3) series and SG-8(B) programs that are not supported by kpp.

SZ/D2-series, D0-series, SJ/SJ-ETHER-series

Cable: Z-20JP
D sub 9-pin conversion connector: S-9CNS1

SU/D4-series, SG-series

S-30JG-T

SA-21/22,SR-21/22

S-30JD-T
* E-03DM(D3-DCU) serial communication unit is also required.

Notes

The communication port of each CPU is the RS-232C serial port.
If your computer does not have a serial port, please prepare a commercially available USB-serial port conversion cable separately.