CMDF2-16DOR module adopts Modbus RTU standard protocol, which can be connected to a variety of PLCs, DCSs, PCSs, computers and other control systems via RS-485 interface to realize expansion of switch quantity output. Main features: 16 point switch quantity relay output mode, with 16 output status LED indication; 600-115.2Kbps optional, receive, send indicator status; switch quantity output circuit and communication circuit electrical isolation; DC 9-30V wide range power supply input, lightning protection and power reverse protection.
This manual describes the CMDF2-16DOR controller, its main applications and key features such as Modbus RTU RS‑485 communication, 16 output channels, and a wide input voltage range. It also lists technical specifications like power consumption, dimensions, and environmental limits.
The document explains how to install the unit, configure communication parameters, connect wiring, and use the JTconfig software for parameter setting. Detailed tables show register maps, CRC calculation, and example command formats for controlling the device. This manual is written in Chinese.
| Power consumption (max) | 4700 mW @ DC24V |
|---|---|
| Communication interface | RS‑485 (Modbus RTU) |
| Supported baud rates | 600 – 115200 bps |
| Data format | 7‑8 data bits, parity (odd/even/none), 1 stop bit |
| Maximum transmission distance | <1200 m (at 19200 bps) |
| Output channels | 16 |
| Output isolation voltage | 1000 V |
| Dimensions (W×H×D) | 45 mm × 110 mm × 160 mm |
| Weight (without packaging) | ≈0.39 kg |
| Operating temperature range | -10 °C to +55 °C |
It uses Modbus RTU over an RS‑485 interface.
The device provides 16 independent output channels.
The maximum power consumption is 4700 mW when powered at 24 V DC.
It operates from –10 °C up to +55 °C.