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Firefighter distress beacon backfield receiving device

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[Zhengze Technology] The firefighter distress beacon’s back‑end receiving system consists primarily of the RHJ680T firefighter distress beacon and a back‑end control terminal. It is designed to safeguard the wearer’s safety by transmitting alert messages to team members and the back‑end command center when the wearer is stationary or trapped, with an optional location‑based search-and-rescue function. Utilizing ZMESH ad‑hoc networking and public‑network dual‑channel transmission technology, this device can relay the rescuer’s real‑time status to the back‑end command center, enabling commanders to issue precise instructions based on the on‑site situation.

Service Hotline:400-966-1998

Product Details

The firefighter distress beacon’s rear‑field receiving system consists primarily of the RHJ680T firefighter distress beacon (search-and-rescue model) and a rear‑field control terminal. It safeguards the wearer’s safety by transmitting alert messages to team members and the rear‑field command center when the wearer is stationary or trapped, with an optional location‑based search-and-rescue function. Utilizing ZMESH ad‑hoc networking and public‑network dual‑channel transmission technology, this device relays the rescuer’s real‑time status to the rear‑field command center, enabling commanders to issue precise instructions based on the on‑site situation.

Firefighter distress beacon:

Power-On Self-Test Function: Automatically activate the alarm light and buzzer to check for equipment malfunctions.
Ambient temperature detection and display function: When the ambient temperature rises rapidly above 80°C, the device will trigger a high-temperature alarm.
Battery level monitoring and display: When the battery voltage drops below 20% of its rated value, a low-voltage alarm is triggered.
Timekeeping function: Provides precise timing for firefighters entering the fire scene.
Positioning function: real-time satellite positioning.
Black box functionality: facilitates the retrieval and analysis of various fault and alarm messages.

Back-end Control Terminal:

The firefighter back‑office control terminal helps on‑scene commanders monitor firefighters’ status in real time, facilitating efficient dispatch. Commanders can promptly order individual firefighters, small teams, or all personnel to evacuate based on the actual hazards at the scene. The system automatically logs operational and performance data, enabling post‑incident reporting and analysis.

System topology:

System Functions:

The transmission distance between a single firefighter’s personal distress beacon and the rear‑area control terminal is ≥1,500 meters (line of sight).
Firefighters’ personal alarm devices feature adaptive relay functionality.
The backend control terminal simultaneously monitors the on-site status of five groups, with eight personnel in each group.
The rear‑area control box can provide centralized charging for the emergency call devices.
Access control is implemented via identification cards, which allow users to edit their personal information.

On-site Command Center:

It consists of an Android tablet, server software (including a database, data‑storage monitoring software, and a web server), and PC client software (data display and management software).
The command center is responsible for receiving data and performing data processing, analysis, storage, and alarm functions.
Alarm information is sorted, with the location of the alerted personnel displayed first to promptly alert command personnel.
Real-time display of each on-site personnel’s SCBA air pressure, remaining working time, heart rate, altitude, and activity status (optional).
It features personnel management capabilities and can issue evacuation commands for all personnel, group evacuations, and individual evacuations.
GPS and BeiDou satellite positioning.

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Firefighter distress beacon backfield receiving device