Description
ABB HAI805 is a high-performance analog input module designed for industrial automation systems, offering reliable signal conditioning and data acquisition capabilities. As part of ABB’s advanced automation portfolio, ABB HAI805 is engineered to integrate seamlessly with PLC and DCS systems, ensuring precise monitoring and control in demanding environments.
The
ABB HAI805 module is optimized for applications requiring accurate conversion of analog signals into digital data. It supports a wide range of input types, including 4-20 mA current loops, 0-10 V voltage signals, and thermocouples, making it versatile for diverse industrial scenarios. With its robust design and advanced signal processing,
ABB HAI805 minimizes noise interference and delivers stable performance even in harsh conditions.
Parameter |
Details |
Voltage Range |
24 V DC ±10% |
Input Signal Types |
4-20 mA, 0-10 V, thermocouples (J, K) |
Number of Channels |
8 |
Accuracy |
±0.1% of full scale |
Isolation |
2500 V DC between channels and ground |
Communication |
Modbus RTU/ASCII |
Operating Temperature |
-40°C to +85°C |

ABB HAI805
- High Precision: The ABB HAI805 ensures accurate signal conversion with ±0.1% full-scale accuracy, critical for processes requiring tight control.
- Flexible Configuration: Users can configure each channel independently, enabling mixed signal types within a single module.
- Wide Temperature Range: Its ability to operate from -40°C to +85°C makes it suitable for extreme industrial environments.
- Reliable Isolation: The 2500 V DC isolation protects against ground loops and voltage spikes, enhancing system safety.
ABB HAI805 is widely used in industries such as:
- Manufacturing: Monitoring pressure, temperature, and flow in production lines.
- Energy: Managing sensor data in power plants and renewable energy installations.
- Water Treatment: Controlling chemical dosing and pump systems.
Case Study: A steel plant in Germany integrated ABB HAI805 to monitor furnace temperatures. The module’s high accuracy reduced temperature variations by 15%, improving product quality and energy efficiency.
Compared to similar analog input modules, ABB HAI805 stands out with its combination of high channel density (8 channels), wide input range, and robust isolation. Its modular design also simplifies replacement and expansion, reducing downtime.

ABB HAI805
- Compatibility: Ensure the module aligns with your existing PLC/DCS system (e.g., ABB AC800M, 800xA).
- Signal Requirements: Verify input types (current, voltage, thermocouples) and channel count.
- Environmental Factors: Consider temperature and humidity conditions at the installation site.
- Wiring: Follow proper cable termination practices to avoid signal interference.
- Power Supply: Use a stable 24 V DC power source within the specified voltage range.
- Calibration: Regularly calibrate the module to maintain accuracy.
山西鑫业达国际贸易有限公司 is your trusted partner for
ABB HAI805 and other automation 备件. Visit
www.xydcontrol.com or contact us for sales and technical support.
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