The DS300A series products are compact and small in size, integrating CPU and input/output. It has 20 digital input points and 12 relay output points. It uses a dedicated PROFIBUS chip, supports standard PROFIBUS-DP protocol, and has a data transmission rate of up to 12M bit/s.
About this manual
The PIO-DI20DO12R2 is a digital I/O module with 20 inputs and 12 outputs, supporting PROFIBUS‑DP communication up to 12 Mbit/s. It operates on a 24 V DC supply (20.4‑28.8 V) and includes LED indicators for power, PROFIBUS status, and I/O activity.
The manual provides detailed information on technical parameters, terminal assignments, grounding recommendations, mechanical dimensions (173 × 100 × 84 mm), and step‑by‑step installation and removal procedures using standard 35 mm DIN rails. This manual is written in Chinese.
What's inside
- Product Features
- Technical Specifications
- PROFIBUS‑DP Interface
- RS232 Interface
- Power Supply and Consumption
- Working Environment
- Grounding Guidelines
- Installation and Removal
- Physical Dimensions
- LED Indicator Functions
Specifications
| Digital inputs | 20 |
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| Digital outputs | 12 |
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| Power supply voltage | DC24V (20.4 V‑28.8 V) |
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| Power consumption | 200 mA |
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| Operating temperature | -23 °C to +33 °C |
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| Relative humidity | < 90 % |
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| Dimensions (W × H × D) | 173 mm × 100 mm × 84 mm |
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| Weight | 430 g |
Frequently asked questions
What is the power supply voltage range for the module?
The module operates on a DC24 V supply with a voltage range of 20.4 V to 28.8 V.
How many digital inputs and outputs does the PIO‑DI20DO12R2 have?
It provides 20 digital inputs and 12 digital outputs.
What are the recommended operating temperature limits?
The device can operate from –23 °C up to +33 °C.