What is a PLC?

A PLC (Programmable Logic Controller) is a piece of hardware, which contains a CPU (Central Processing Unit). The CPU contains a Logic Program, stored on its RAM (Random Access Memory), written in an IEC (International Electrotechnical Commission) PLC Programming...

Why do I need a battery for my Melservo amplifier?

Mitsubishi Melservo comes in 4 main flavors; MR-JE (simplistic), MR-J2S (discontinued\unsupported). MR-J3 (in the process of phasing out) and MR-J4. In most applications, a battery is not required to be purchased in addition to the amplifier. However, if absolute...