CMDF5-8AD user manual is a module for analog input expansion of Profibus field bus system produced by Jietong Technology Co., Ltd. This module adopts Profibus dedicated chip, supports all Profibus-dp field bus system, has 8 channels 12 Bit standard analog differential input, 9.6Kbps～6 Mbps adaptive baud rate selection, bus, fault status indication, with LED digital display screen button set station address, parameter interface and other features.
This manual describes the CMDF5‑8AD Profibus‑dp module, a communication interface for PLC, DCS, PCS and other control systems. It is intended for engineers and technicians who need to install, configure and maintain the device.
The document covers hardware overview, power supply requirements, Profibus‑dp communication settings, I/O voltage and current ranges, LED status indicators, and troubleshooting procedures. Detailed tables list wiring diagrams, parameter tables and step‑by‑step configuration commands. This manual is written in Chinese.
| A/D Resolution | 12 Bit |
|---|---|
| Power Supply Voltage | DC 9–30 V |
| Profibus‑dp Speed | 9.6 kbps – 12 Mbps |
| Power Consumption | 2100 mW |
Use the SET/SEL commands in the configuration tables to select a speed between 9.6 kbps and 12 Mbps.
Inputs accept 0 – 5 V and 0 – 20 mA signals.