ABB DI840 48V Digital Input Module | 16-Channel

ABB DI840 16-Channel 48V Digital Input Module

The ABB DI840 module provides sixteen 48V DC digital inputs for S800 I/O systems. It features two isolated groups with eight channels each for enhanced safety. This robust module delivers reliable performance in industrial automation applications.

Key Features

• Sixteen 48V DC input channels with current sinking
• Two individually isolated groups with eight channels each
• Dual voltage supervision inputs (one per group)
• Individual channel status indicators
• Compatible with TU810V1 and other MTUs
• Detachable connectors for easy installation

Technical Specifications

• Brand: ABB
• Model: DI840
• Article Number: 3BSE008552R1
• Input Voltage Range: 30-60V DC for "1" state
• Input Current: 4 mA at 48V DC
• Input Impedance: 11 kΩ
• Isolation: Two groups, 8 channels each
• Filter Times: 2, 4, 8, 16 ms selectable
• Max Cable Length: 600 meters
• Power Dissipation: 2.7 Watts typical

Diagnostics & Monitoring

• Front panel status LEDs (Fault, Run, Warning)
• Sixteen channel status indicators
• Dual process voltage supervision
• Module Error and Warning indications
• Channel error signals via ModuleBus

Installation & Wiring

• Compatible with S800 I/O systems
• 0.5-0.6 Nm recommended torque
• 6-7.5 mm wire stripping length
• Supports standard wire sizes
• Easy integration with ABB MTUs

Environmental Specifications

• Operating Temperature: 0 to +55°C
• Storage Temperature: -40 to +70°C
• Protection Class: IP20
• Relative Humidity: 5 to 95% non-condensing
• Marine certifications: ABS, BV, DNV, LR

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 TU810, TU812, TU814 series
• Compatible with TU830, TU833, TU838
• Keying code: BD

Shipping Information

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

Frequently Asked Questions

What voltage range does the DI840 support?

The module accepts 30-60V DC for logic "1" detection.

How many isolation groups does the module have?

It features two isolated groups with eight channels in each group.

What is the maximum field cable length?

You can use field cables up to 600 meters in length.

Does the module provide voltage supervision?

Yes, it includes one voltage supervision input per group for monitoring.

What is the typical power consumption?

The module typically consumes 2.7 Watts during operation.