FC-BSN-1608 16-channel Safety Sensor Signal Converter Module
The FC-BSN-1608 is a 16-channel Safety Sensor Signal Converter Module designed for Honeywell’s Safety Manager and Experion® PKS safety instrumented systems (SIS). It converts low-level safety sensor signals—primarily from Pepperl+Fuchs (P+F) safety sensors—into standardized 0–8 V DC signals compatible with safe line-monitored digital input modules such as the SDIL-1608
Passive in design with a shared 8 V connection, the FC-BSN-1608 interfaces the field device side with the IO backplane of the control system. It supports loop monitoring and earth fault detection, ensuring signal integrity and safety. Front-panel indicators provide channel status and diagnostic feedback, critical for maintaining high availability in safety-critical applications. Certified for IEC 61508 SIL 3 compliance, it delivers reliable signal conditioning for mission-critical processes.

Key Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | FC-BSN-1608 (also FS-BSN-1608) |
| Module Type | Safety Sensor Signal Converter |
| System Compatibility | Honeywell Safety Manager, Experion® PKS |
| Number of Channels | 16 |
| Input Signal | Safety sensor signals (Pepperl+Fuchs type) |
| Input Current | 0–11 mA (typical); Absolute max: 25 mAHoneywell |
| Input Resistance | 715 Ω ±1%Honeywell |
| Output Signal | 0–8 V DC (for SDIL-1608) |
| Total Cable Capacitance | < 16 µF (all channels combined)Honeywell |
| Earth Resistor | 100 kΩ ±1%Honeywell |
| Safety Certification | IEC 61508 SIL 3, IEC 61511 |
| Power Consumption | Max 0.6 W (no external power required)Honeywell |
| Operating Temperature | -20 °C to +70 °C |
| Storage Temperature | -40 °C to +85 °C |
| Humidity | 10–95% (non-condensing) |
| Physical Dimensions | 58.5 × 28.5 × 9 mm (2.3 × 1.125 × 0.35 in)Honeywell |
| Mounting | Plugs into programming connector on IO backplane (no chassis space needed)Honeywell |
| Global Certifications | CE, TÜV, UL, CSA, FMHoneywell |
| Key Features | Per-channel diagnostics, earth fault monitoring, SIL 3 compliance, passive design |
Core Features
- Signal Standardization: Converts low-level safety sensor signals to 0–8 V DC for seamless integration with SDIL-1608 modulesHoneywell.
- Safety & Reliability: SIL 3 certification ensures compliance with the strictest safety standards.
- Diagnostic Support: Onboard indicators and earth fault monitoring simplify troubleshooting.
- Space-Efficient Design: Plugs directly into the IO backplane, saving rack space and simplifying installation.
- Low Power: No external power supply required, reducing energy consumption and wiring complexity
The FC-BSN-1608 is a critical component for signal conditioning in Honeywell SIS, ensuring safe, reliable operation in the most demanding industrial environments.

Primary Applications
- Oil & Gas: Offshore platforms, refineries, and pipelines for emergency shutdown (ESD) and fire-and-gas (F&G) systems.
- Petrochemicals & Chemicals: Reactor protection, burner management, and critical process interlocks.
- Power Generation: Turbine control, boiler safety, and nuclear auxiliary safety systems.
- Metals & Mining: Furnace control and conveyor safety interlocks.
- Pharmaceuticals: High-purity process monitoring and regulatory-compliant safety loops.












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