Description
Product Introduction
The Autronica 7223-006.0000 (Designation: BSD-310) is a high-reliability detection loop driver card designed for Autronica’s flagship AutroSafe interactive fire detection systems. Mounted directly onto the internal rack or backplane of BS-100 or BS-420 main fire panels, the BSD-310 module serves as the primary communications interface for up to 127 addressable field devices per loop circuit.
Compliant with stringent SOLAS and international classification society standards (DNV, ABS, Lloyd’s Register), the BSD-310 continuously monitors loop integrity, detects open/short circuit conditions, and manages digital protocol handshakes with field sensors. Swapping a faulting or lightning-damaged 7223-006.0000 card clears persistent loop communication faults, eliminates phantom sensor isolations, and restores full addressable fire protection across critical marine and industrial installations.
Key Technical Specifications
| Parameter | Value / Description |
| Manufacturer | Autronica Fire and Security |
| Part Number | 7223-006.0000 |
| Model Code | BSD-310 |
| System Compatibility | AutroSafe Fire Alarm Panels (BS-100 / BS-420) |
| Device Type | Addressable Detection Loop Controller |
| Loop Capacity | Serves 1 Detection Loop (Up to 127 Addressable Devices) |
| Mounting Type | Internal Control Panel DIN Rail / Slot Mount |
| Operating Voltage | 24V DC Nominal (System Backplane Powered) |
| Marine Approvals | DNV, ABS, Lloyd’s Register, BV, ClassNK |
| Operating Temperature | -15°C to +70°C (5°F to 158°F) |
Application Scenarios & The “Trench” Experience
It is 2:00 AM on a commercial vessel underway. The navigation bridge panel triggers a persistent “BSD Loop Driver Failure” and locks out an entire engine room detection loop. Marine technicians trace the issue to internal transceiver breakdown on the BSD-310 module caused by severe line noise during past generator switching.
- Marine & Offshore Facilities – Detection Loop Management – Drives addressable optical smoke, heat, and flame detectors across accommodation and machinery spaces.
- Industrial Oil & Gas Refineries – Safety Loop Control – Provides noise-isolated sensor communication paths back to central emergency shutdown (ESD) racks.
- Panel Upgrades & Maintenance – Direct Module Replacement – Replaces aging or failed loop driver modules without requiring complete panel enclosure replacement.
Field Case Study
During a mandatory vessel survey in port, an LNG tanker’s fire panel repeatedly failed detection loop response timing tests due to degraded transceiver components on the original 7223-006.0000 (BSD-310) card after 10 years of continuous service. A pre-tested replacement module was installed into the panel rack slot. All 118 loop devices re-initialized instantly, passing class inspection without a single fault code.
Transparency SOP: Quality Assurance & Testing
We do not just ship boxes; we test them on actual equipment-compatible test benches before they ship to your job site. Our 5-step bench verification process includes:
- Inbound Visual & Optical Inspection: Detailed audit of edge connectors, terminal blocks, housing latches, and internal PCB components for thermal stress or corrosion.
- Moisture & Salt-Fog Protection Check: Verification that the protective PCB conformal coating remains intact against marine humidity and salt spray.
- Static Electrical Checks: Multi-point resistance checks across power rails and loop output pins to confirm zero short circuits.
- Live Bench Simulation: Insertion into an AutroSafe test rack loaded with addressable field devices to verify loop power delivery, protocol polling speed, and fault handling.
- ESD-Safe Sealed Packaging: Deep cleaned, labeled with part and revision numbers, and vacuum-sealed inside anti-static ESD bags with custom foam protective boxing.

7223-006.0000

7223-006.0000
The Veteran’s Tech Trap Guide (Crucial Value-Add)
- ⚠️ Power Down Panel Before Slotting Module: Always isolate both 230V/115V mains AC power and the 24V back-up batteries before inserting or removing the card from the panel rack. Hot-swapping backplane modules can arc gold fingers and corrupt panel system memory.
- ❗ Verify Loop Address DIP Switches / Jumpers: Before powering up the new 7223-006.0000 module, ensure all onboard address settings match the exact loop assignment of the card being replaced.
- ⚠️ Check Field Loop for Earth Faults First: If the original card failed following a storm or water ingress in a deck detector base, measure loop wire resistance to ship’s hull ground before plugging in the new module to avoid damaging the replacement driver.
Frequently Asked Questions (FAQ for Conversion)
Q: Is the Autronica 7223-006.0000 module plug-and-play?
A: The physical module slides directly into the panel rack slot. Once installed and configured to the correct loop address via onboard switches, perform a panel loop re-scan to confirm all 127 addressable devices report online.
Q: How do I verify this is the correct loop card for my panel?
A: Check the printed label on the plastic module side housing. It must explicitly state Part Number 7223-006.0000 and Model .
Q: Are these units certified for marine class inspections?
A: Yes. All replacement Autronica safety modules are original OEM units built to comply with international maritime safety standards (SOLAS / DNV / ABS).
Q: What warranty coverage comes with this Autronica module?
A: All marine and industrial fire detection replacement parts are backed by a comprehensive 12-month full replacement warranty. If the 7223-006.0000 board exhibits any operational defect within one year, we replace it or issue a full refund.




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