Description

Product Overview

The ABB DI814 is a 16-channel digital input module designed for ABB’s S800 I/O system, offering high-density signal acquisition with enhanced safety features. Unlike the DI810, which supports current-sinking inputs, the DI814 is optimized for current-sourcing (PNP) inputs and features two isolated groups of 8 channels each, each with voltage supervision for critical applications requiring fail-safe monitoring 15. With 24 VDC input compatibility and galvanic isolation (50 V rated insulation voltage, 500 VAC dielectric test), it interfaces with sensors, switches, and limit switches in harsh industrial environments. The module supports software-configurable input filtering (2–16 ms) to suppress noise, ensuring reliable signal integrity in high-interference settings like steel mills or chemical plants 1724.

Its hot-swappable design (compatible with termination units TU810, TU812, etc.) enables maintenance without system downtime, while LED indicators provide real-time channel status. The DI814 integrates seamlessly with ABB’s AC 800M and Freelance DCS systems via PROFIBUS DP, making it suitable for distributed control in manufacturing, power generation, and water treatment 315.

Technical Specifications

Parameter Name	Parameter Value
Product Model	DI814
Manufacturer	ABB
Product Type	Digital Input Module for S800 I/O System
Input Channels	16 (isolated into 2 groups of 8 channels)
Input Voltage Range	18–30 VDC (logic “1”), ≤5 VDC (logic “0”)
Input Current	6 mA (per channel at 24 VDC)
Response Time	≤2 ms (with filtering disabled, inferred from S800 series standards)
Galvanic Isolation	50 V rated insulation voltage, 500 VAC dielectric test
Filtering	Software-configurable (2, 4, 8, 16 ms)
Power Supply	24 VDC (via backplane from controller)
Current Consumption	≤1.8 W (module only)
Operating Temperature	-20°C to +60°C
Storage Temperature	-40°C to +85°C
Physical Dimensions	102 mm (depth) × 119 mm (height) × 45 mm (width)
Weight	0.15 kg
Certifications	CE, UL, CSA, ATEX Zone 2 (gas explosion-proof), marine certifications (ABS, BV, DNV, LR) 2021

Main Features and Advantages

Dual-Isolated Group Architecture: The 16-channel design with two independent groups of 8 channels each allows monitoring of critical signals in redundant systems (e.g., safety interlocks), reducing cross-interference risks. Each group includes a voltage supervision input that triggers an error signal if process voltage fails, enhancing fault detection 124.

Enhanced Noise Immunity: Configurable input filtering (2–16 ms) and groupwise isolation protect against EMI/RFI from welding equipment or high-voltage motors, ensuring stable operation in oil refineries or offshore platforms. The module’s EMC protection components further mitigate interference 1726.

Hot-Swap Capability: Supports hot-swapping when paired with compatible termination units (e.g., TU810V1), enabling maintenance without system downtime—a critical feature for 24/7 operations in power plants or wastewater treatment facilities 322.

Real-Time Diagnostics: LED indicators for each channel show input status and fault conditions (e.g., short circuits). Diagnostic data is transmitted to the controller for predictive maintenance, reducing unplanned downtime by up to 20% 512.

Modular System Scalability: As part of the S800 I/O family, the DI814 supports up to 16 modules per rack and integrates with ABB’s Ability™ Condition Monitoring for remote health tracking, ideal for large-scale industrial systems 1522.

Application Areas

Manufacturing Automation:

Automotive: Monitors robotic arm sensors and paint booth access doors, synchronizing with ABB’s IRC5 robot controllers for cycle-time optimization.
Packaging: Reads proximity sensors on labeling machines and carton sealers, ensuring hygienic standards (FDA, HACCP) 222.

Process Industries:

Oil & Gas: Tracks pressure switch states in pipelines and wellheads, integrating with ABB’s OMS800 safety system for emergency shutdowns.
Chemical Plants: Monitors agitator run/stop signals and valve positions in reactors, supporting ISO 15118 compliance 119.

Energy & Utilities:

Power Generation: Monitors circuit breaker positions in substations, interfacing with ABB’s REL670 protective relays for grid stability.
Water Treatment: Tracks level switches in clarifiers and pump status in wastewater networks, supporting SCADA systems via PROFIBUS 522.

Installation and Maintenance

Installation:

Mount the module on a DIN rail in a control cabinet, ensuring 50 mm clearance for airflow.
Connect field wires to the TU810 terminal block, following current-sourcing wiring diagrams in the user manual.
Link the module to the S800 I/O bus via a bus cable, and configure inputs (filtering, fail-safe states) using ABB’s Control Builder M software 2229.

Maintenance:

Regularly inspect LED indicators for channel status and fault warnings. Hot-swap faulty modules during operation to avoid production stops.
In dusty environments, clean the module with compressed air (≤0.5 bar) every 6 months to prevent heat buildup.
Update firmware annually via ABB’s Software Manager to access new features. ABB’s Remote Service Portal offers diagnostic tools for offsite troubleshooting, reducing service costs by 40% 222.

Product Guarantee

ABB warrants the DI814 against defects for 1 year. The module complies with CE, UL, CSA, ATEX, and marine certifications (ABS, BV, DNV, LR) for safety and environmental compliance. ABB’s global service network provides 24/7 technical support, with optional Gold Service Contracts offering priority spare parts and training (e.g., S800 I/O configuration courses) 2021.

With its high-channel density, rugged design, and seamless integration with ABB’s automation ecosystem, the DI814 delivers reliable digital input capabilities for industrial systems requiring precise monitoring and control in demanding environments.

HS:7326909000

Contact info

WhatsApp: +86 18030182217
Email: sandydcsplc@gmail.com
Phone: +86 18030182217
Wechat: +86 18030182217
Website: www.xiongbaparts.com

ABB DI814 Digital Input Module for S800 I/O System(XIONGBA)