ABB AI835A 3BSE051306R1 Analog Input Module

Overview

The ABB AI835A 3BSE051306R1 is an advanced analog input module from ABB’s S800 I/O series. It is specifically designed for industrial automation and process control systems, offering 8 differential input channels. This module supports both thermocouple and millivolt signals, ensuring high-precision data acquisition even in challenging environments. ABB built this module to collect sensor data and integrate it seamlessly into control systems, such as the ABB Advant 800xA.

Key Features

• 8 Differential Input Channels: Each channel supports either thermocouple or millivolt signals, providing versatile measurement capabilities.
• Broad Thermocouple Compatibility: The module works with a wide range of thermocouple types, including B, C, D, E, J, K, N, R, S, T, and U.
• Millivolt Signal Capability: It also accommodates millivolt signals up to ±75 mV, offering flexibility for various applications.
• 16-bit Resolution: The high resolution ensures highly accurate measurements, vital for precision-based processes.
• Cold Junction Compensation: Channel 8 functions as a Cold Junction (CJ) to measure ambient temperature and stabilize readings across all channels.
• High Accuracy: This module ensures 0.1% accuracy, providing reliable and precise temperature readings across a wide range of conditions.

Applications

• Data Acquisition: This module efficiently collects data from thermocouples or millivolt signals, making it essential for process monitoring and measurement control.
• Process Control: It integrates real-time data into ABB Advant 800xA or other compatible systems, ensuring accurate control for industrial processes.
• Versatile Integration: The module supports industry-standard fieldbus technologies, allowing easy integration with a variety of process controllers from both ABB and other vendors.

Technical Specifications

Key Features

• Cold-Junction Compensation: Automatically compensates for temperature variations at the terminal block, ensuring stable readings.
• Linearization: The module applies linearization to ensure accurate temperature readings across the entire measurement range.
• Signal Filtering: Built-in filters improve signal quality by reducing noise and enhancing measurement reliability.
• Electrical Isolation: The module isolates each channel electrically, minimizing noise interference and ensuring safe operation.
• Built-in Diagnostics: Automatic diagnostic features detect faults and errors, providing real-time feedback on system health.
• Compatibility with TU8 Termination Units: The AI835A is fully compatible with TU8 Termination Units, offering flexible field wiring options for diverse industrial setups.

Physical Dimensions and Environmental Tolerance

• Dimensions: Exact dimensions are not specified, but they are likely similar to other ABB S800 I/O modules.
• Net Weight: The exact weight is not listed, but it is expected to be lightweight relative to other similar modules.
• Power Supply: The module operates on a 24 VDC power supply, which is standard for ABB analog modules.
• Protection Class: It meets the IP20 protection class as per IEC 6529, ensuring safety in most industrial environments.

Environmental Conditions

• Operating Temperature Range: Designed to operate in temperatures from 0°C to +55°C, with approval for environments from +5°C to +55°C.
• Storage Temperature Range: Can be stored in environments ranging from -40°C to +70°C.
• Pollution Degree: The module meets Degree 2 requirements per IEC 60664-1, which is ideal for industrial environments.
• Corrosion Protection: It complies with the ISA-S71.04 G3 standard for corrosion protection, ensuring durability in harsh environments.
• Relative Humidity: The module operates in environments with 5% to 95% relative humidity without condensation.