Overview
Mainly used in places where explosive gases are present underground in coal mines, for sound and light alarms at the entrances and exits of transportation tunnels or three-way junctions, with language prompts and text screen displays during alarms. This alarm can also serve as a language prompt system for air doors, turnouts, or passenger vehicles; It can also serve as language prompts and subtitle display prompts during waiting.
Main functions
1. It can achieve subtitle display and voice alarm;
2. According to the usage requirements, the subtitle display content can be freely changed using a USB flash drive;
Main technical parameters
1. Used in conjunction with DXJ127/12 mining explosion-proof and intrinsic safety power box;
2. Working voltage: AC 127V; Voltage range: AC 95-240V;
3. Language alarm sound intensity: ≥ 85dB;
4. Display lamp visibility: Visible up to 20m in the dark.