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- ABB
- AI895
- Analog Input Module
- Sweden
- 90 mm × 120 mm × 45 mm
- 0.85kg
- 3BSC690086R1
- Xiamen, China
- New & In Stock
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ABB AI895 (3BSC690086R1) — Complete Technical Description and Application Guide
Product Overview
The ABB AI895 (3BSC690086R1) is an advanced industrial analog input module engineered for high‑performance data acquisition and control applications. It functions as a signal interface between field‑level sensors and industrial control systems, converting analog voltage and current signals into accurate digital values. Designed for continuous operation in demanding environments, the AI895 excels in precision, durability, and integration flexibility.
Built for modular automation systems, the AI895 supports numerous analog inputs in a compact housing, helping reduce panel space and wiring complexity. Its internal design emphasizes signal conditioning and noise suppression so that readings remain stable and precise. The module is suitable for control racks, remote I/O systems, and distributed control architectures.
Brand and Product Series
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Brand: ABB
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Product Series: Analog Input Module Series — a family of modular I/O units used in industrial automation and control systems.
The Analog Input Module Series provides scalable solutions for process monitoring, machine automation, energy management, and infrastructure control. Members of this series vary in channel count, performance specifications, and supported signal types, allowing customization for different application needs.
Product Introduction
The AI895 module has been developed for applications requiring large‑scale analog signal acquisition while maintaining high data integrity. It accepts industry‑standard analog signals, conditions them, and provides digitized data to higher‑level controllers such as distributed control systems (DCS) and programmable logic controllers (PLC).
This module fits into standard modular racks or DIN rail‑mounted enclosures. It includes built‑in diagnostics that provide visual feedback on operational status and channel activity. The rugged hardware design and robust signal conditioning make AI895 suitable for harsh industrial environments where fluctuating electrical conditions and temperature variations are common.
Product Advantages
High Input Channel Count
AI895 supports a large number of analog input channels in a single module, reducing the need for multiple modules and simplifying wiring topology.
Precision and Accuracy
With high‑resolution conversion and effective signal conditioning, the module ensures reliable and accurate measurements for critical control decisions.
Industrial Robustness
The module’s construction and isolation features make it resistant to electrical noise, temperature changes, vibration, and other industrial stressors.
Modular Design and Scalability
AI895 integrates smoothly into modular automation racks and supports system expansion as control requirements grow.
Diagnostic Feedback
LED indicators for power and channel status provide immediate visual insight into module operation, helping technicians identify issues quickly and reduce system downtime.
Product Applications
Process Manufacturing Automation
AI895 aggregates analog signals from flow meters, pressure transducers, temperature sensors, level detectors, and other instrumentation in chemical, food, and pharmaceutical plants.
Factory and Machine Control Systems
Used in industrial environments where machine status, production metrics, and equipment feedback signals must be acquired and monitored for real‑time control.
Energy Monitoring and Power Distribution
AI895 is suitable for energy measurement tasks in substations, power plants, and distribution panels. It can support monitoring voltage and current signals for system performance evaluation.
Building and Infrastructure Automation
The module captures analog data from HVAC sensors, environmental monitoring devices, and facility condition sensors.
Test & Measurement and Research Applications
AI895 provides reliable multi‑channel analog acquisition for test benches, quality assurance stations, and research laboratories where precise measurement is essential.
Technical Specifications
| Specification | Details |
|---|---|
| Model | AI895 (3BSC690086R1) |
| 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 | ~20–30 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 status 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 analog signal types can the AI895 process?
A1: The AI895 processes standard industrial analog signals, including voltage ranges of ±10 V and 0–10 V, and current ranges of 4–20 mA and 0–20 mA.
Q2: How many analog input channels are supported?
A2: The AI895 supports 32 separate analog input channels in one module.
Q3: What is the resolution of AI895’s analog‑to‑digital conversion?
A3: It provides 16‑bit resolution, which ensures high precision in measurement values.
Q4: What is the operating temperature range of the AI895?
A4: The module is designed to operate between –20°C and +60°C in industrial environments.
Q5: How much does the AI895 weigh?
A5: It weighs approximately 0.85 kilograms.
Q6: Is the AI895 suitable for environments with electrical noise?
A6: Yes, the module includes internal signal conditioning and isolation to improve resistance to electrical noise.
Q7: How is the AI895 mounted in a control system?
A7: The AI895 can be mounted on DIN rails or within a modular rack structure typical in control cabinets.
Q8: What is the typical power consumption of AI895?
A8: It typically consumes around 5.0 watts of power during operation.
Q9: Does the AI895 provide diagnostic information?
A9: Yes, LED indicators on the module display power status and channel activity for maintenance and troubleshooting.
Q10: Can the AI895 be used in a scalable automation system?
A10: Yes, its modular design and compatibility with similar modules make it suitable for scalable systems with high I/O requirements.