The Honeywell FC-BSDIL-0426 is an advanced safety analog input converter module designed for critical loop monitoring applications in process automation systems. As part of Honeywell’s Safety Instrumented System (SIS) portfolio, this robust module provides reliable signal conversion between field devices and safety controllers in SIL2/SIL3 certified applications.
Engineered for hazardous environments, the FC-BSDIL-0426 features galvanic isolation up to 2500V AC and built-in diagnostics for continuous channel integrity verification. Its dual-channel architecture with automatic cross-validation ensures fail-safe operation in oil & gas, chemical and power generation applications where signal accuracy is paramount.
Technical Specifications
Parameter NameParameter ValueModelFC-BSDIL-0426ManufacturerHoneywellTypeSafety Analog Input ConverterInput Range4-20mA/0-10V (software selectable)Isolation2500V AC channel-to-channelAccuracy±0.1% of spanUpdate Rate50ms per channelDiagnosticsOpen/short circuit detectionCertificationsSIL2 (IEC 61508), ATEX, IECExOperating Temperature-40°C to +70°CHumidity Range0-95% non-condensingDimensions120mm × 80mm × 35mmWeight450gPower Supply24V DC ±10%
Key Features and Advantages:
Safety integrity: The FC-BSDIL-0426 achieves SIL2 certification through redundant signal paths and continuous diagnostics, reducing probability of dangerous failure to <1E-9 per hour. Its patented drift compensation technology maintains measurement accuracy over 15-year service life.
Flexible configuration: Supports mixed signal types (current/voltage) per channel with automatic sensor type recognition. The module’s hot-swappable design enables maintenance without process interruption.
Application Areas:
- Oil & Gas: Safety-critical pressure/temperature monitoring in offshore platforms
- Chemical Processing: SIL3-rated reactor feed control systems
- Power Generation: Turbine protection and boiler safety interlocks
- Pharmaceutical: Batch process validation in GMP environments
Related Products:
- FC-BSDIL-0428: 8-channel version for high-density installations
- FC-BSDOL-0426: Digital input counterpart with same form factor
- FC-BSDIL-0426-EX: ATEX Zone 1 certified variant
- FC-BSDIL-0426-HC: High-accuracy (±0.05%) version
- FC-BSDIL-0426-T: Extended temperature range (-60°C to +85°C)
Installation and Maintenance:
Installation preparation: Verify proper grounding and use shielded twisted-pair cables for all field connections when installing the FC-BSDIL-0426. Maintain minimum 50mm clearance from high-voltage equipment and follow zone classification requirements in hazardous areas.
Maintenance recommendations: Perform annual calibration verification using certified test equipment. Monitor diagnostic counters through the Safety Manager software and replace modules when fault counts exceed 1000 events.
Product Assurance:
Honeywell provides 60-month warranty coverage for the FC-BSDIL-0426, including global technical support and advance replacement service. Each module undergoes 168-hour burn-in testing and full functional safety validation before shipment.
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