Description

1. Product Title

BOENING AHD 406‑2‑ Marine Watch‑Keeping Chamber Alarm PanelBoening

2. Product Overview

The AHD 406‑2 is marine‑grade chamber alarm panel for unattended machinery‑space watch‑keeping systems, working with BOENING AHD‑DPU9 central unitBoening. It receives serial alarm data from central station, displays up to 15 alarm‑group signals via front‑panel LEDs, triggers audible buzzer alarm. It features dedicated hard‑wired inputs for engineer call and fire‑alarm signals, which remain functional even when central unit fails. Equipped with alarm‑acknowledge button and external‑horn relay output, widely installed in ship officer cabins for machinery‑space‑alarm remote indication.

3. Technical Specifications

• Brand: BÖNING
• Model: AHD 406‑2
• Warranty: One Year
• Condition: 100% New & Original
• Power Supply: 24 VDC
• Inputs: Serial bus input, engineer‑call & fire‑alarm hard‑wired inputs
• Indication: Multi‑group LED alarm indication, built‑in buzzer
• Output: Relay output for external horn
• Mounting: Wall‑mount / cabin‑panel installation
• Front‑side Protection: IP54
• 

4. Application Scenarios

• Merchant‑Vessel Unattended Engine‑Room System: Cabin‑mount watch‑keeping alarm‑repeater panel for officer accommodation cabins.
• Off‑shore Support Vessel Automation: Remote alarm‑indication panel for offshore‑vessel watch‑keeping systems.
• Ship‑Retrofit Dry‑dock Projects: Spare replacement chamber panel for BOENING‑series marine‑alarm‑system upgrades.