ABB DI831 Digital Input Module | 3BSE013212R1 | S800 System

Product Description

The ABB DI831 (3BSE013212R1) is a high-performance digital input module for the ABB S800 I/O system. Designed for industrial automation environments, it ensures precise acquisition of 48 V DC signals across 16 channels with robust electrical and mechanical protection. The module integrates advanced diagnostics, configurable filtering, and optical isolation to maintain signal integrity in complex control networks.

Key Technical Specifications

• Type: Digital Input Module

• Channels: 16, current sinking

• Input Voltage Range: 36–60 V DC

• Input Current: ~4 mA at 48 V DC

• Isolation: Optical, per channel, two isolated groups of 8 channels

• Digital Filtering: Selectable 0–100 ms to suppress short pulses and noise

• Indicators: LEDs for each channel state and module status

• Sequence of Events (SOE): Supported

• Redundancy: Not supported

• Intrinsic Safety: Not supported

• Module Dimensions: 45 mm (W) × 102 mm (D) × 119 mm (H)

• Weight: 0.22 kg

• Power Consumption: 3.2 W typical; 5 V Modulebus: 100 mA typical, max 120 mA

• Event Recording Accuracy: -0.3 ms to +0.7 ms; resolution 0.4 ms

• Max Field Cable Length: 600 m

• Rated Insulation Voltage: 50 V; Dielectric Test Voltage: 500 V AC

Compliance and Certifications

• CE Mark: Yes

• Electrical Safety: EN/UL 61010-1, EN/UL 61010-2-201

• Hazardous Locations: C1 Div 2 cULus, C1 Zone 2 cULus, ATEX Zone 2

• Marine Certifications: ABS, BV, DNV, LR

• Operating Temperature: 0–55 °C (approvals +5–55 °C)

• Storage Temperature: -40–70 °C

• Humidity: 5–95%, non-condensing

• Protection Class: IP20

• EMC: EN 61000-6-4, EN 61000-6-2

• Corrosion Protection: ISA-S71.04 G3

Applications

Ideal for signal acquisition in process automation, monitoring discrete input devices, controlling actuators, and feeding data to distributed control systems. Frequently used in chemical, marine, power generation, and utility automation systems.

FAQ

• Q: Can DI831 be used in hazardous environments?
  A: Yes, it supports ATEX Zone 2 and Class I Div 2 certifications.

• Q: Does it support redundant operation?
  A: No, redundancy is not supported for this module.

• Q: How can short signal glitches be filtered?
  A: Configurable digital filters (0–100 ms) eliminate unwanted short pulses.

• Q: Is it compatible with other ABB S800 modules?
  A: Yes, it integrates seamlessly with S800 MTUs listed above.