The KXB-2A coal mine well alarm has three states: standby mode; The second is the dot state; The third is the state. When in standby mode, the green light stays on, and when tapping, the Chinese characters light up and the speaker emits a beep sound. When the Chinese characters flicker, the speaker emits& lquo; Driving in progress, pedestrian prohibited& rquo; Waiting for language alerts. It can also be made into different languages and Chinese characters according to user needs& nbsp; Technical parameters& nbsp; Model: KXB-2A& Rated operating voltage: AC127 (36) V& Rated working current: 150mA& nbsp;
  Non state: The green light signal is constantly on and off& Nbsp;
Type: Ex [ib]  I& Intrinsic safety operating voltage: C2.5V& Intrinsic safety working current: 150mA& Nbsp;
Status: The red light is flashing& Nbsp;
Light model visibility:≥ 40m& Sound loudness: in noisy environments; 75bB, signal 11 sound level intensity≥ 85b& Nbsp;
Dimensions: 850× 400× 300mm& Weight: 13kg Precautions for use: 1. This product is an outdoor waterproof and dustproof structure product. When connecting power cords or operating switches, tighten the fixing bolts of each part during disassembly and assembly to ensure the waterproof and dustproof performance of the product. 2. Use waterproof connectors or type connectors to connect the power cord to the entrance, and ensure the sealing performance of the product& nbsp; When placed outdoors without a sealed power cord entrance, the product may be damaged by the intrusion of foreign objects such as moisture or dust. When the voltage used rises or falls too much compared to the rated voltage, it can shorten the product's lifespan or cause problems such as poor product operation. Please use a voltage at the rated voltage; plun;5  Within the scope. 4. Do not force the wires exposed on the product to elongate& nbsp; This is the cause of product malfunction. KXB-2A Coal Mine Well Alarm