ABB S800 AI820 4-Channel Bipolar Analog Input Module

ABB S800 AI820 4-Channel Bipolar Analog Input Module

Manufacturer: ABB
Product No.: AI820
Condition： In stock
Product Type: Analog Input Module
Product Origin: SE
Payment: T/T, Western Union
Weight: 200g
Shipping port: Xiamen
Warranty: 12 months

Quantity

Selected quantity: 1

Estimate delivery times: 12-26 days (International), 3-6 days (United States).

Return within 30 days of purchase. Duties & taxes are non-refundable.

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Product Overview

The AI820 is a high-performance analog input module engineered for industrial automation control systems. Manufactured by ABB under the S800 I/O series, this module delivers robust signal processing across four independent channels. Designed for continuous industrial environments, it features groupwise isolation and flexible signal configurations to support diverse automation architectures.

Technical Specifications

Feature Category	Parameter Specification
Brand & Series	ABB S800 I/O Series
Model Number	AI820 (Article Number: 3BSE008544R1)
Module Type	Analog Input Module
Channel Configuration	4 differential, bipolar channels
Measurement Range	-20 to +20 mA, 0 to 20 mA, 4 to 20 mA, -10 to +10 V, 0 to 10 V, 2 to 10 V, -5 to +5 V, 0 to 5 V, 1 to 5 V d.c.
Resolution	14 bit plus sign
Linearity & Accuracy	Maximum error 0.1%
Frequency Response & Filtering	Input filter rise time (0-90%) of 40 ms
Temperature Range	Operating: 0 to +55 °C; Storage: -40 to +70 °C
Environmental Tolerance	IP20 protection class, ISA-S71.04 G3 corrosion protection, 5 to 95% non-condensing relative humidity
Interference Immunity	EN 61000-6-4, EN 61000-6-2 EMC compliance
Diagnostic Capabilities	Front LEDs for Fault, Run, and Warning; Internal power supply supervision; Status indication for module errors, warnings, and channel errors

Installation Guidelines

Mechanical Setup: Mount vertically or horizontally on compatible MTUs supporting the AI820 module.
Mounting Restrictions: Ensure ambient temperature remains below 40 °C for vertical mounting in compact MTUs.
Wiring Specifications: Connect field cables up to 600 meters using shielded twisted pairs.
Power Distribution: Utilize extended MTUs to distribute external transmitter power without internal current limiting.

Commissioning and Maintenance Convenience

Diagnostic Monitoring: Check front-panel LEDs for immediate visual status of Fault, Run, and Warning states.
Circuit Protection: Rely on built-in 250 ohm current sense resistors rated to withstand accidental 30 V d.c. normal mode connections.
Replacement Simplicity: Hot-swap compatible design allows rapid module replacement on active S800 base plates.

Compatibility and Certifications

Compatible MTU Models: TU810, TU812, TU814, TU830, TU833 (Keying Code: BB)
Electrical Safety Standards: EN 61010-1, UL 61010-1, EN 61010-2-201, UL 61010-2-201
Hazardous Location Approvals: C1 Div 2 cULus, C1 Zone 2 cULus, ATEX Zone 2
Marine Certifications: ABS, BV, DNV, LR

Package Contents & Warranty Terms

Standard Package Contents: One ABB AI820 Analog Input Module and associated technical documentation.
Warranty Terms: Backed by a comprehensive 12-month warranty covering manufacturing defects.
Fulfillment & Shipping: Rapid dispatch within 24-48 hours utilizing global carriers including FedEx, UPS, and DHL.

Typical Application Scenarios

Process Control Systems: Interfacing multivariable transmitters in chemical and petrochemical plants.
Energy Management: Monitoring high-precision voltage and current signals in power generation units.
Factory Automation: Collecting sensor data from distributed industrial control nodes.

Global PLC Spare HUB Review

Global PLC Spare HUB Review: The AI820 module offers exceptional signal versatility for complex S800 architectures. Its robust differential input design effectively minimizes common-mode noise in heavy industrial settings, ensuring stable data acquisition across long cable runs.

Global PLC Spare HUB's Insight & Field Experience

Global PLC Spare HUB's Insight: When commissioning the AI820 in high-vibration environments, verify that the module clicks securely into its matching MTU to prevent intermittent ModuleBus communication errors.

Practical Engineering Example: In a recent chemical plant retrofit, field technicians accidentally applied a 24 V supply directly to a current input channel configured on the AI820. The onboard 5-watt current sense resistors successfully absorbed the transient overload, protecting the internal analog front end from permanent damage and allowing immediate system recovery after fault clearance.

Frequently Asked Questions

Can the AI820 module handle HART communication signals?
No, the standard AI820 module does not support HART protocol transmission.
What happens if a 24 V source is accidentally connected to a current input?
The internal 250 ohm current sense resistors feature a 5-watt rating designed to temporarily protect individual channels against accidental 30 V d.c. connections.
Which MTU models are fully compatible with this unit?
The module pairs directly with TU810, TU812, TU814, TU830, and TU833 mounting units utilizing keying code BB.
How does vertical mounting affect operational temperature limits?
For vertical mounting inside a compact MTU, the maximum allowable ambient temperature is reduced to 40 °C (104 °F).

12-Month Comprehensive Warranty

Every part supplied by Global PLC Spare Hub is covered by a 12-month warranty from the date of invoice.

Coverage: Functional defects and hardware failures under normal operating conditions.
Commitment: We provide immediate repair, replacement, or a full refund for any verified defective components to minimize your operational downtime.

Returns & Exchange Policy

We offer a 30-day return policy to ensure you receive the exact part your system requires.

Eligibility: Returns are accepted for uninstalled items in their original, factory-sealed packaging.
RMA Process: Please contact our support team to obtain a Return Merchandise Authorization (RMA) number before shipping.
Fast Processing: Refunds or exchanges are processed within 3–5 business days after the returned item passes our technical inspection.

Need Technical Assistance?Not sure if this part is compatible with your system? [Consult our Engineers] before purchasing to ensure 100% compatibility.