User manual for the Coolmay DX2N-B series PLC, covering features, hardware, wiring, resources, instruction set and special functions.
The Coolmay DX2N-B series PLC is a compact, rack‑mountable controller that supports Mitsubishi FX programming software, analog I/O, high‑speed counting and pulse functions. It offers flexible digital I/O configurations, isolated terminals and a 16‑bit industrial‑grade CPU for reliable operation in noisy environments.
The manual provides detailed hardware descriptions, wiring and installation procedures, a full list of system resources, the complete instruction set, and guidance on using special functions such as analog input types, high‑speed counters, and PID control. This manual is written in Chinese.
| Power supply | DC24V or AC20V |
|---|---|
| Digital I/O | 8/8, 12/12, 20/20, 8/16 points |
| Analog output channels | 2 or 8 channels, 10V/1000 resolution |
| High‑speed counter inputs | 2 channels |
| High‑speed pulse outputs | 4/2/2/4 channels, 20 kHz (100 kHz optional) |
| CPU | 16‑bit industrial‑grade |
| Program memory | 8000 steps |
| Internal relays | 1536 points |
| Timers | 255 points |
The DX2N‑B PLC is compatible with Mitsubishi FX series programming software, specifically FXGP_WIN‑C and GX‑Developer.
It can be powered by either a DC24 V supply or an AC20 V supply.
Depending on the model, digital inputs and outputs are provided as 8/8, 12/12, 20/20 or 8/16 points.
Yes, the PLC supports PID instructions and includes an automatic tuning function.