Key facts
- Brand
- JTPLC
- Model
- CMDF1-8AD
- Category
- Automation control Equipment
- Documents
- 2
- Languages
- ZH
- Last added
- 2012-04-11
Start here
JTPLC CMDF1-8AD RS-485 LINK User Manual
This manual describes the main purpose, features and technical parameters of the CMDF1‑8AD RS‑485 LINK module, a communication interface for PLC and DCS systems. It includes power requirements, communication settings, input signal types and physical dimensions.
The document also explains how to configure the module using the JTconfig software, how to set channel parameters, and how to perform signal calibration and troubleshooting steps. This manual is written in Chinese.
JTPLC CMDF1-8AD specifications
| Power consumption | 1200 nW (max) |
|---|---|
| Supply voltage | DC 9‑30 V |
| Communication interface | RS‑485 (up to 32 modules) |
| Baud rate | 600‑115200 bps |
| Data format | 7‑8 data bits, odd/even/none parity, 1 stop bit |
| Maximum transmission distance | <1200 m at 19200 bps |
| Input channels | 8 channels, 0‑20 mA or 0‑10 V |
| Dimensions | 48 × 110 × 160 mm |
| Weight | ≈0.31 kg (without packaging) |
| Operating temperature | -10 °C to +55 °C |
| Operating humidity | <65 % (approx.) |
All JTPLC CMDF1-8AD documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
How many input channels does the CMDF1‑8AD support?
The module provides eight independent input channels that can accept 0‑20 mA or 0‑10 V signals.
What supply voltage is required for the CMDF1‑8AD?
It operates from a DC supply of 9 V to 30 V.
What is the input voltage range for the module?
The module operates from 9 V DC up to 30 V DC.
From: JTPLC CMDF1-8ADP 8-Channel PT100 Temperature Acquisition Module User Manual
What resolution does the temperature measurement have?
Temperature is measured with 12‑bit resolution (≈0.1 °C).
From: JTPLC CMDF1-8ADP 8-Channel PT100 Temperature Acquisition Module User Manual