Product Details
Description
The ABB AI820 (3BSE008544R1) is a 4-channel bipolar analog input module for the S800 I/O system. It converts voltage and current signals into precise digital data, with differential inputs that minimize noise and ground loop interference, providing reliable measurements for AC 800M controllers in demanding industrial environments.
Specifications
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Manufacturer: ABB
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Country of Origin: Switzerland
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Model Number: AI820
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Order Number: 3BSE008544R1
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Product Type: Differential Analog Input Module
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Number of Channels: 4 Differential Channels
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Input Ranges: ±10V, ±5V, ±2.5V, 0-20mA, 4-20mA
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Resolution: 14 bits plus sign
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Weight: 0.20 kg
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Input Impedance: >10 Mohm (Voltage), 250 ohm (Current)
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Isolation: Groupwise isolation from ModuleBus and power supply
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Mounting: DIN rail via Module Termination Unit (MTU)
Features
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Differential Input Design: Significantly reduces common-mode interference and ground potential differences to ensure signal purity.
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High-Resolution Accuracy: Offers 14-bit resolution, allowing for precise tracking of small process fluctuations in critical control loops.
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Bipolar Signal Support: Capable of measuring both positive and negative voltage signals, providing versatility for specialized sensing equipment.
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Built-in Current Shunt: Easily switchable to current mode via the termination unit, supporting standard 0/4-20mA transmitter loops.
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Advanced Module Diagnostics: Performs continuous self-checks on internal hardware and monitors field wiring for over-range and under-range conditions.
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Industrial Noise Filtering: Employs sophisticated digital filtering to suppress power line frequency interference (50/60 Hz) and high-frequency noise.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
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