中文版
Description
Technical Specifications
| Product Model | **Honeywell 900A01-0202** |
| Manufacturer | Honeywell International Inc. |
| Product Type | Safety System I/O Module (FSC/Safety Manager Series) |
| Input Voltage | 24 VDC ±10% (Redundant, Isolated) |
| I/O Channels | 16 Digital Inputs (SIL 3 Compliant) |
| Communication | Foundation Fieldbus, HART, Modbus TCP |
| Certifications | SIL 3 (IEC 61508/61511), ATEX Zone 2, UL 508 |
Key Features & Advantages
The **Honeywell 900A01-0202** is a high-integrity I/O module designed for safety-critical applications. Features dual-channel redundancy with TÜV-certified fault tolerance for failsafe operation. Integrated diagnostics detect wire breaks, short circuits, and sensor degradation. Supports Honeywell’s Safety Builder™ software for SIL verification and pre-engineered function blocks (ESD, Fire & Gas). Hot-swappable design minimizes downtime during maintenance.
Compatible with Honeywell’s FSC and Safety Manager systems for seamless integration into DCS architectures. Conformal coating option (Harsh Environment variant) protects against moisture and corrosive chemicals. MIL-STD-810G compliant for shock/vibration resistance.
Applications
**Oil & gas** platforms for Emergency Shutdown (ESD) systems. **Chemical plants** for reactor overpressure protection. **Power generation** facilities for turbine trip logic. **Pharmaceutical** batch processes requiring FDA 21 CFR Part 11 compliance. Also used in **LNG terminals** and **pipeline safety systems**.
Related Products
**900A02-0303**: Analog Input Module.
**Safety Manager HAZOP Kits**.
**Honeywell Experion® HS Series**.
Installation & Maintenance
**Installation**: Mount in FSC/Safety Manager rack (IEC 60297-3-101 compliant). Use shielded twisted-pair cables for inputs. **Grounding**: Separate safety ground (<1 Ω) per ISA 60364-7-710. **Testing**: Validate SIL loops via Safety Builder™ fault injection. **Maintenance**: Replace every 10 years or after 50,000 cycles. Update firmware via Secure Media Exchange (SME) tool.
Product Assurance
Tested to ANSI/ISA 84.00.01 and IEC 61000-4 (EMC). 150,000+ hours MTBF. Includes 5-year warranty with 20-year lifecycle support. Compliant with ISO 13849-1 (PL e) and NFPA 85 boiler codes. Honeywell’s Global Technical Support provides SIL validation and legacy system upgrades (e.g., migration from 900A00 series).
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