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The FC-SDO-1624 is a high-integrity I/O module engineered for the Honeywell Safety Manager platform. This dual-function component facilitates the monitoring of 16 discrete field signals while providing 8 integrated relay outputs for...
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The FC-SDO-1624 is a high-integrity I/O module engineered for the Honeywell Safety Manager platform. This dual-function component facilitates the monitoring of 16 discrete field signals while providing 8 integrated relay outputs for safety-critical control actions. Designed to function as a core element of a Safety Instrumented System (SIS), the FC-SDO-1624 ensures rapid response times and electrical isolation between field instrumentation and the logic solver.
This module is purpose-built for industrial environments requiring rigorous adherence to international safety standards. It provides reliable status detection for switches and sensors, alongside dry-contact relay outputs capable of switching external loads. The compact design and low power consumption make the FC-SDO-1624 an efficient choice for high-density safety cabinets in processing and energy sectors.
| Specification | Details |
|---|---|
| Module Identification | FC-SDO-1624 |
| System Architecture | Safety Manager Series |
| Input Configuration | 16 Digital Channels |
| Input Voltage Range | 0 to 30 VDC |
| Switching Thresholds | Logic High ≥ 15 VDC |
| Input Impedance | 10 kΩ |
| Output Configuration | 8 Relay Channels (Dry Contact) |
| Supply Voltage | 24 VDC (±10% tolerance) |
| Power Efficiency | 5W typical consumption |
| Environmental Limits | -10°C to +55°C (Operating) |
| Physical Profile | 200 mm x 170 mm x 60 mm |
| Unit Weight | 0.2 kg |
The FC-SDO-1624 is widely utilized in Emergency Shutdown (ESD) systems and Fire and Gas (F&G) monitoring applications. Common deployments include offshore platforms, petrochemical refineries, and gas turbines where simultaneous digital input monitoring and relay-based executive actions are required to maintain plant safety.
Does the FC-SDO-1624 require a separate power supply for the relays?
The module operates on a standard 24 VDC system supply, though the relay contacts themselves are typically used for independent loop-powered switching.
What is the significance of the 10ms response time?
This ensures that safety-related state changes in the field are communicated to the Safety Manager processor with minimal latency, critical for high-speed shutdown sequences.
Can this module be used in high-vibration areas?
Yes, it is rated for vibration resistance up to 2g, making it suitable for mounting near heavy rotating machinery or within ruggedized industrial enclosures.
