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Detailed Parameter Table
| Parameter Name | Parameter Value |
|---|---|
| Product model | ABB AI835A |
| Manufacturer | ABB |
| Product category | Analog Input Module |
| Input Channels | 8 channels |
| Signal Types | Thermocouple types B, C, E, J, K, N, R, S, T, D, L, U; mV range -30 mV to +75 mV |
| Resolution | 15-bit |
| Cold Junction Compensation | Channel 8 configurable as cold junction temperature measurement |
| Operating Temperature | -25°C to +85°C |
| Storage Temperature | -40°C to +70°C |
| Humidity Range | 5% to 95% RH (non-condensing) |
| Protection Rating | IP30 |
| Dimensions | 100 mm (W) x 100 mm (H) x 125 mm (D) |
| Weight | 0.5 kg |
| Power Supply | 12 to 48V DC |
| Communication | Modbus RTU |
ABB AI835A
Product Introduction
The ABB AI835A is a high-precision analog input module designed for industrial automation systems, specifically tailored for temperature and voltage signal acquisition. It supports a wide range of thermocouple types, including B, C, E, J, K, N, R, S, T, D, L, and U, as well as millivolt signals ranging from -30 mV to +75 mV. This module is part of the ABB S800 I/O system and is compatible with various ABB and third-party control systems. With a 15-bit resolution and configurable cold junction compensation, the AI835A ensures accurate and reliable temperature measurements in demanding industrial environments.
Core Advantages and Technical Highlights
High Precision and Versatility: The ABB AI835A offers high-precision measurement with a 15-bit resolution, ensuring accurate data acquisition for temperature and voltage signals. It supports multiple thermocouple types, making it suitable for various industrial applications.
Robust Design: The module is designed for industrial environments, with an operating temperature range of -25°C to +85°C and a storage temperature range of -40°C to +70°C. Its IP30 protection rating ensures protection against dust and non-condensing moisture.
Advanced Diagnostics: The AI835A features channel 8 configurable as a cold junction temperature measurement, enhancing system reliability and accuracy. Each channel can be individually configured, providing flexibility for different measurement requirements.
Easy Integration: The ABB AI835A integrates seamlessly with ABB’s S800 I/O system and supports Modbus RTU communication protocol, facilitating integration into existing automation systems. It is compatible with various Module Termination Units (e.g., TU810, TU812, TU814, TU818, TU830, TU833) for optimal performance.
ABB AI835A
Typical Application Scenarios
The ABB AI835A is widely used in industries where precise temperature measurement is critical. In manufacturing plants, it monitors process temperatures to ensure product quality and process efficiency. In HVAC systems, the module measures ambient and equipment temperatures for optimal climate control. In chemical processing facilities, it provides accurate temperature data for reaction control and safety monitoring. The ABB AI835A is an ideal solution for applications requiring high precision, fast data processing, and reliable performance.
Related Model Recommendations
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ABB AC800M: A powerful PLC controller that integrates seamlessly with the ABB AI835A for advanced automation control.
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ABB AO810: A complementary analog output module for precise control of actuators and valves.
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ABB DI810: A digital input module that can be used alongside the ABB AI835A to provide a complete I/O solution.
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ABB AI810: An alternative analog input module with fewer channels, suitable for applications requiring lower input density.
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ABB AC500: A versatile PLC platform that can be used in conjunction with the ABB AI835A for comprehensive control systems.
Installation, Commissioning and Maintenance Instructions
Installation Preparation: Before installing the ABB AI835A, ensure the environment meets the specified temperature and humidity requirements (-25°C to +85°C, 5% to 95% RH non-condensing). Use shielded cables and proper grounding to minimize electromagnetic interference. Follow ABB’s guidelines for DIN rail mounting, ensuring proper ventilation and protection from dust.
Maintenance Suggestions: Regularly inspect connections for wear and clean the module with a static-free cloth to ensure optimal heat dissipation. Use ABB’s dedicated software for module configuration and firmware updates. Follow ABB’s guidelines for handling sensitive components, including anti-static measures during maintenance.
Service and Guarantee Commitment
ABB stands behind the quality and reliability of the ABB AI835A, offering a comprehensive warranty that covers manufacturing defects and performance issues for a specified period. Our dedicated after-sales support team is available to assist with technical inquiries and provide prompt solutions to ensure minimal disruption to your operations. We also offer extensive training and technical support services to help customers fully leverage the capabilities of the module, ensuring optimal performance and efficiency in their industrial applications.
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