Honeywell FC-SDIL-1608 I/O Module | Safety Manager DCS | New
- Brand: Honeywell
- Model: FC-SDIL-1608
- MPN: FC-SDIL-1608 / 51308166-175
- Category: Safety Manager I/O / DCS Components
- Condition: New
Honeywell FC-SDIL-1608 I/O Module Board
The Honeywell FC-SDIL-1608 is a specialized 24 Vdc, 16-channel digital input module featuring advanced loop monitoring. In the world of process safety, knowing a sensor is “off” is one thing; knowing the wire has been cut or short-circuited is another. This module provides that granular diagnostic capability, making it a staple in emergency shutdown (ESD) and fire and gas (F&G) systems.
It is a critical line of defense for industrial safety. Designed for the Honeywell Safety Manager (SM) platform, this Digital Input Loop Monitored module is engineered to handle SIL-rated safety functions where “failure” isn’t an option.


Technical Details:Â
| Feature | Specification |
|---|---|
| Channels | 16 Digital Input Channels |
| Input Voltage | 24 Vdc |
| Monitoring Type | Loop Monitored (Line Monitoring) |
| Safety Integrity Level | SIL 3 Capable |
| Platform | Honeywell Safety Manager / FSC |
| Power Consumption | Approx. 1.5 W |
| Galvanic Isolation | Yes, 2.5 kV |
| Operating Temp | 0°C to +70°C |
Documentations
| Datasheet File | Download PDF |
| Safety Manager Hardware Installation Manual | Download PDF |
Applications:
- Emergency Shutdown Systems (ESD): Keeping an eye on important alarm switches and pushbuttons in refineries.
- Fire and Gas Systems (F&G): Connecting to smoke and flame detectors on offshore sites.
- Burner Management Systems (BMS) make sure that industrial boilers start up and shut down safely.
- Marine and Offshore: Makes sure that things work the same way in salty and high-vibration places (FPSOs, LNG carriers).
Tip for maintenance:
Always check that the values of your End-of-Line (EOL) resistors are the same as those given by Honeywell. If the resistance is too high or too low, the SDIL-1608 will show a diagnostic fault, which could stop the safety system from resetting.
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