ABB AI880A Analog Input Module | SIL3 Safety Certified

ABB AI880A High Integrity Analog Input Module

The ABB AI880A module provides eight safety-certified analog input channels for critical applications. It supports both single and redundant configurations with SIL3 certification. This high-integrity module ensures reliable performance in safety instrumented systems.

Key Features

• SIL3 certified according to IEC 61508
• Eight current input channels for 0-20mA and 4-20mA signals
• Single or redundant configuration support
• HART pass-through communication capability
• NAMUR NE43 recommendation compliance
• Advanced on-board diagnostics and monitoring

Technical Specifications

• Brand: ABB
• Model: AI880A
• Article Number: 3BSE039293R1
• Number of Channels: 8
• Signal Types: 0-20mA, 4-20mA
• Resolution: 12-bit
• Input Impedance: 250 Ω
• Accuracy: Max. 0.1% error
• Update Cycle: 10 ms
• HART Support: Yes, with pass-through
• Max Cable Length: 600 meters

Safety Certifications

• SIL3 certified according to IEC 61508
• Category 4 according to EN 954-1
• NAMUR NE43 recommendation compliance
• Hazardous location certifications
• Marine certifications: ABS, BV, DNV, LR

Transmitter Power & Isolation

• Current-limited transmitter supply per channel
• Supports 2-wire and 3-wire transmitters
• Group isolation from ground
• Field power supervision and monitoring
• Configurable alarm limits for field power

Diagnostics & Protection

• Front panel status LEDs (Fault, Run, Warning)
• Advanced on-board diagnostics
• Internal voltage supervision
• Field power input and output monitoring
• Configurable over/under range limits
• Non-destructive max input voltage: 11V DC

Performance Specifications

• Input Filter: 190 ms rise time (0-90%)
• Temperature Drift: Max. 50 ppm/°C
• NMRR: >40 dB at 50/60 Hz
• Over Range: +12% (0-20mA), +15% (4-20mA)
• Loop Supervised DI function

Power Requirements

• +5V Modulebus: 45 mA
• +24V Modulebus: 50 mA maximum
• +24V External: 4 mA + transmitter current, max 260 mA
• Power Dissipation: 2.4W

Environmental Specifications

• Operating Temperature: 0 to +55°C
• Storage Temperature: -40 to +70°C
• Protection Class: IP20
• Relative Humidity: 5 to 95% non-condensing
• Corrosive Atmosphere: ISA-S71.04 G3

Physical Dimensions

• Width: 45 mm (1.77”)
• Depth: 102 mm (4.01”)
• Height: 119 mm (4.7”)
• Weight: 0.15 kg (0.33 lbs.)

Compatibility

• Designed for S800 I/O platform
• Works with TU834, TU844, TU845 series
• Compatible with TU854 models
• Keying code: FD

Shipping Information

• Secure industrial packaging
• Worldwide shipping via FedEx, UPS, DHL
• Complete documentation included

Frequently Asked Questions

What safety certifications does the AI880A have?

The module is SIL3 certified according to IEC 61508 and Category 4 according to EN 954-1.

Does the module support HART communication?

Yes, the ABB AI880A features HART pass-through communication capability.

What is the module's resolution?

It provides 12-bit resolution for accurate current input measurements.

Can the module operate in redundant configuration?

Yes, it supports both single and redundant operation for high availability.

What standards does the module comply with?

The ABB AI880A complies with NAMUR NE43 recommendations for signal ranges.

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