Description
Detailed Parameter Table
| Parameter Name | Parameter Value |
| Product Model | DI650 3BHT300025R1 |
| Manufacturer | ABB |
| Product Category | Digital Input Module (S800 I/O Series) |
| Input Channels | 16 |
| Input Type | Dry Contact / Wet Contact (24V DC) |
| Input Voltage Range | 0-30V DC |
| Isolation Voltage | 1500V AC (channel-to-backplane) |
| Response Time | ≤ 1 ms per channel |
| Backplane Current | 70 mA (typical) |
| Operating Temperature | -25°C to +70°C |
| Safety Certification | SIL 2 (IEC 61508) |
| Connection Interface | Front-mounted removable terminal block |
| Diagnostics | Channel-level short-circuit detection |
| Enclosure Rating | IP20 |
ABB DI650 3BHT300025R1
Product Introduction
The ABB DI650 3BHT300025R1 is a high-density digital input module engineered for ABB’s flagship S800 I/O system, forming the sensory backbone of industrial automation networks. Designed for integration with ABB’s 800xA and AC 800M control platforms, this 16-channel module converts field device signals into actionable data for process control systems. The DI650 3BHT300025R1 excels in monitoring discrete signals from switches, relays, and sensors across manufacturing and process industries.
As part of ABB’s mission-critical S800 series, this module features galvanic isolation and SIL 2 safety certification, enabling deployment in safety instrumented systems (SIS). Its millisecond response time ensures real-time status updates for time-sensitive operations like emergency stops or sequence control. The ABB DI650 3BHT300025R1 serves as the frontline data acquisition unit in distributed control architectures, transforming physical interactions into digital intelligence for supervisory systems.
Core Advantages and Technical Highlights
Signal Integrity Assurance:
Featuring 1500V AC channel-to-backplane isolation, the ABB DI650 3BHT300025R1 eliminates ground loop interference. Each channel incorporates independent short-circuit protection and voltage transient suppression (4kV surge immunity), preventing cascading failures during electrical faults.
Diagnostic Precision:
Integrated per-channel LED indicators provide instant visual status, while the module’s cyclic self-testing detects open circuits and signal degradation before critical failures occur. Diagnostic data is timestamped and routed to controllers via PROFIBUS or IEC 61850 communication.
Operational Efficiency:
Hot-swappable design enables replacement without system shutdown. The front-mounted terminal block with push-in connectors reduces wiring time by 40% compared to screw terminals. Automatic channel configuration via Control Builder M software eliminates manual addressing errors.
Environmental Resilience:
Certified for -25°C to +70°C operation with 95% non-condensing humidity tolerance, the DI650 3BHT300025R1 withstands vibration up to 3g (5-150Hz). Conformal-coated electronics resist corrosive atmospheres in chemical processing and marine environments.
Typical Application Scenarios
In automotive manufacturing, the ABB DI650 3BHT300025R1 monitors robotic cell safety gates and conveyor position sensors, triggering emergency stops within 10ms of breach detection. Its SIL 2 certification ensures compliance with machinery safety standards like ISO 13849.
Power plants utilize the module for turbine auxiliary system monitoring, tracking pump run-status and valve limit switches in high-electromagnetic-interference environments. The channel-level diagnostics enable predictive maintenance of coal feed systems by identifying deteriorating contactor signals. In pharmaceutical facilities, the DI650 3BHT300025R1 verifies cleanroom door interlocks and filling line proximity switches, with its IP20 enclosure protecting against conductive dust in washdown areas.
ABB DI650 3BHT300025R1
Related Model Recommendations
TB820 Base Unit: Mounting carrier for DI650 3BHT300025R1
DO650 3BHT300026R1: Complementary 16-channel digital output module
AI625 3BHT300021R1: Analog input module for process variable monitoring
PM864AK Processor: Primary controller for S800 I/O systems
CI871 PROFIBUS Interface: Communication gateway for field networks
SD822 Power Supply: 24V DC source for S800 racks
TA527 Redundancy Module: Ensures module-level fault tolerance
Installation, Commissioning and Maintenance Instructions
Installation Preparation:
Verify DIN rail (35mm) alignment and ambient temperature compliance. Disconnect field power before installation. Slide DI650 3BHT300025R1 onto TB820 base until locking lever clicks. Use shielded 0.5-1.5mm² wires with ferrule terminals. Maintain 50mm clearance above/below module for ventilation.
Maintenance Recommendations:
Quarterly inspect terminal block torque (0.6Nm). Monitor RUN LED (steady green=operational). Replace during scheduled shutdowns using hot-swap procedure: Unlock lever → Extract module → Insert replacement → Verify channel status. Calibrate via Control Builder M every 24 months. Store firmware backups for rapid recovery.
Service and Guarantee Commitment
ABB provides a 36-month warranty for the DI650 3BHT300025R1, covering material and manufacturing defects. Global technical support includes 24/7 phone diagnostics and on-site assistance within 48 hours for critical failures. Lifecycle management guarantees spare parts availability for 15 years post-discontinuation.
Registered users receive firmware updates through ABB’s Automation Sentinel program, including cybersecurity patches and SIL recertification documentation. All modules undergo 100% burn-in testing with temperature cycling (-30°C to +85°C) and vibration simulation, ensuring MTBF exceeding 500,000 hours in industrial environments.
