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- ABB
- AI893
- Analog Input Module
- Sweden
- 90 mm × 120 mm × 45 mm
- 0.85kg
- 3BSC690141R1
- Xiamen, China
- New & In Stock
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ABB AI893 (3BSC690141R1) — Detailed Technical and Application Description
Product Overview
The ABB AI893 (3BSC690141R1) is an industrial-grade analog input module designed for comprehensive automation and control systems. It serves as a key interface between field instruments and higher-level controllers by converting analog signals into accurate digital data for processing, monitoring, and control. The AI893 is engineered to support environments where reliability, precision, and durability are critical. It combines high channel density with rugged construction and advanced signal conditioning to ensure stable operation in manufacturing, process, energy, and infrastructure applications.
The module’s architecture emphasizes measured signal quality, ease of maintenance, and integration flexibility. It is suitable for distributed control systems, programmable logic controllers (PLC), and data acquisition systems, enabling scalable solutions for both small and large automation projects.
Brand and Product Series
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Brand: ABB
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Product Series: Analog Input Module Series — a family of modular input/output (I/O) units designed for industrial automation and process control systems.
This series includes modules with varying channel counts, signal types, and performance specifications. The modules are designed to meet the needs of diverse industrial applications, from basic signal acquisition to advanced control systems requiring high reliability and precision.
Product Introduction
The AI893 module is purpose-built to handle multiple analog input channels with high efficiency and accuracy. It supports commonly used industrial analog signal standards, conditions incoming signals to minimize noise interference, and provides digitized data for control system processing. The module integrates into modular racks or DIN rail systems, allowing flexible panel layouts.
Built for industrial environments, the AI893 is designed to withstand electrical noise, temperature fluctuations, and continuous operation. Its diagnostic capabilities include LED indicators that provide visual feedback on module status and channel performance, helping maintenance personnel rapidly identify and resolve issues.
Product Applications
The AI893 is widely suited to several industrial and infrastructure automation scenarios:
Process Control Systems
In chemical, pharmaceutical, and food processing plants, AI893 captures signals from temperature, pressure, flow, and level sensors for real-time process regulation and safety interlocks.
Factory Automation
In automated manufacturing lines, the module acquires feedback from sensors on machine condition, production cycles, and quality parameters to support control logic and optimization.
Energy and Power Systems
AI893 can collect analog data from voltage, current, and frequency instruments in substations, power plants, and distribution networks for monitoring and energy management.
Environmental and Building Control
The module interfaces with environmental sensors to support HVAC control, water treatment monitoring, emission tracking, and condition-based facility management.
Laboratory and Test Systems
Used in test benches and research setups to gather accurate multi-channel analog data in real-time for analysis and testing.
Product Advantages
High Channel Density
AI893 supports many input channels within a single module footprint, reducing the need for additional hardware and simplifying system complexity.
Accurate Signal Acquisition
High-resolution conversion and internal filtering provide reliable measurement accuracy and repeatability.
Industrial Toughness
Built to operate in electrically noisy environments with wide temperature ranges, the module maintains performance under typical industrial stresses.
Modular Flexibility
Compatible with rack and DIN rail mounting systems, AI893 provides flexibility for installation in varied control cabinets and enclosures.
Diagnostic Support
Visual status indicators for power and channel activity simplify troubleshooting and reduce maintenance time.
Technical Specifications
| Specification | Details |
|---|---|
| Model | AI893 (3BSC690141R1) |
| Module Type | Analog Input Module |
| Number of Channels | 32 analog input channels |
| Input Signal Types | Voltage: ±10 V, 0–10 V; Current: 4–20 mA, 0–20 mA |
| Resolution | 16-bit |
| Input Impedance | >1 MΩ |
| Sampling Time | ~20 ms per channel |
| Accuracy | ±0.1% of full scale |
| Power Consumption | 5.0 W |
| Operating Temperature | –20°C to +60°C |
| Storage Temperature | –40°C to +85°C |
| Isolation | Channel-to-system isolation |
| Dimensions (H×W×D) | 90 mm × 120 mm × 45 mm |
| Weight (kg) | 0.85 kg |
| Mounting Method | DIN rail / Modular rack |
| Status Indicators | Power and channel LEDs |
Related Models — Same Series or Similar Function
| Model | Channels | Input Type | Resolution | Power (W) | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|---|
| AI810 | 8 | Voltage / Current | 16-bit | 1.5 | 90 × 120 × 25 | 0.30 |
| AI815 | 8 | Voltage / Current | 16-bit | 2.0 | 90 × 120 × 25 | 0.35 |
| AI820 | 16 | Voltage / Current | 16-bit | 3.0 | 90 × 120 × 40 | 0.55 |
| AI845 | 16 | Voltage / Current | 16-bit | 3.0 | 90 × 120 × 40 | 0.60 |
| AI890 | 32 | Voltage / Current | 16-bit | 4.5 | 90 × 120 × 45 | 0.80 |
Other Popular Models — Same Brand
| Model | Function | Channels/Outputs | Resolution/Type | Power (W) | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|---|
| DI810 | Digital Input Module | 16 digital inputs | Digital | 2.0 | 90 × 120 × 25 | 0.32 |
| DO810 | Digital Output Module | 16 digital outputs | Digital | 2.0 | 90 × 120 × 25 | 0.33 |
| AO820 | Analog Output Module | 16 analog outputs | 16-bit | 3.0 | 90 × 120 × 40 | 0.50 |
| AI880 | Analog Input Extended Range | 8 input channels | 16-bit | 2.0 | 90 × 120 × 30 | 0.35 |
| CI840 | Communication Interface Module | Network interface | Fieldbus / Ethernet | 3.5 | 90 × 120 × 40 | 0.60 |
Frequently Asked Questions (FAQ)
Q1: What types of analog signals does the AI893 module accept?
A1: The AI893 supports standard industrial voltage and current input signals, including ±10 V, 0–10 V for voltage and 4–20 mA, 0–20 mA for current.
Q2: How many analog input channels are provided on the AI893?
A2: The AI893 offers 32 independent analog input channels.
Q3: What is the resolution of AI893’s analog-to-digital conversion?
A3: The module provides a 16-bit resolution, which supports precise measurement accuracy.
Q4: What operating temperature range is supported by AI893?
A4: AI893 is designed to operate reliably from –20°C to +60°C.
Q5: How much does the AI893 module weigh?
A5: The module weighs approximately 0.85 kilograms.
Q6: Is AI893 capable of operating in electrically noisy environments?
A6: Yes, AI893 includes internal signal filtering and conditioning to mitigate the effects of electrical noise.
Q7: How is the AI893 physically mounted in control systems?
A7: AI893 is mounted using DIN rail or modular rack configurations commonly found in automation cabinets.
Q8: What is the power consumption of AI893?
A8: The typical power consumption for AI893 is around 5.0 watts.
Q9: Does AI893 provide diagnostic feedback to operators?
A9: Yes, the module has LED indicators that display power and channel status to assist with troubleshooting.
Q10: Can the AI893 be expanded in larger automation systems?
A10: Yes, AI893’s modular design allows it to be integrated with other modules to support complex and scalable automation systems.