AI815 3BSE052604R1 8-channel analog input module
AI815 (order number: 3BSE052604R1) is an analog input module launched by ABB, mainly used for the acquisition and processing of analog signals in industrial automation control systems. It is suitable for scenarios with certain requirements on signal accuracy and stability. Here is its detailed information:
- Module Type: 8-channel analog input module
- Input Signal Types: Supports various standard analog signals, including 4-20mA current signals, 0-10V voltage signals, and is compatible with thermocouple (such as J, K, T, E types) and thermal resistance (such as Pt100) signals
- Resolution: 16 bits (for standard current/voltage signals); the measurement accuracy of thermocouple/thermal resistance signals is adapted to their characteristics
- Accuracy: ±0.1% of full scale (typical value at reference temperature), meeting regular industrial measurement requirements
- Isolation Mode: Electrical isolation between channels, optoelectronic isolation between the module and system bus, with isolation voltage ≥250V AC, effectively reducing interference
- Sampling Rate: Configurable per channel, up to approximately 50Hz, adapting to medium-speed dynamic signal acquisition
- Operating Voltage: 24V DC (±10%)
- Power Consumption: Typical 3.5W
- Operating Temperature Range: -25°C to +70°C
- Storage Temperature Range: -40°C to +85°C
- Multi-signal Compatibility: Supports various signal types such as current, voltage, thermocouples, and thermal resistors. It can be directly connected to different sensors without additional conversion equipment, simplifying system wiring and design.
- Reliable Diagnostic Function: Equipped with channel-level diagnostic capabilities, it can detect abnormal states such as wire breakage, short circuit, and over-range, and feed back fault information through the system bus, facilitating quick positioning and maintenance.
- Anti-interference Design: Adopts filtering technology and isolation measures to effectively suppress electromagnetic interference (EMI) and radio frequency interference (RFI) in industrial environments, ensuring the stability of signal acquisition.
- Flexible Configuration: The signal type, range, and filtering parameters of each channel can be independently set through system software to adapt to the output characteristics of different sensors.
- Compatibility and Integratability: Compatible with ABB AC 800M and other series of control systems, it is easy to integrate into existing automation architectures. It supports hot swapping, allowing online module replacement, thus improving system maintainability.
- Mainly used for collecting analog signals converted from non-electrical physical quantities such as temperature (via thermocouples/thermal resistors), pressure, flow, and liquid level in industrial process control.
- Widely applied in automation systems of industries such as chemical engineering, food and beverage, water treatment, and manufacturing, providing on-site data for PLC or DCS to support the monitoring and regulation of production processes.
With stable performance, moderate accuracy, and flexible compatibility, this module has become a practical component for regular analog signal acquisition in industry, suitable for scenarios requiring a balance between cost and performance.

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AI815 3BSE052604R1