MF29 semi-electric air respirator mask

MF29 model gas mask: 1. Raw material: natural rubber; 2. Comfortab to wear; 3. Hard ageing.

Semi-mask powered air respirator Manual 1 Purpose and characteristics Half-mask powered air-type respirator is a kind of micro-motor transport the wearer fresh, clean air personal protection devices. Used to protect the user's respiratory organs from toxic and harmful gases in the pollution of the environment damage. In industry, agriculture, scientific research in different fields of personnel. This product is not too large for the concentration of harmful gases, hypoxia (oxygen content less than 18%) and carbon monoxide concentration of the higher places. This product is mainly composed of silicon rubber casing is made of soft, safe and comfortable. And with the filter cartridge and micro motors, valves, and respiratory system integration with other components, the Department may need to adjust themselves with elastic. 2 major technical indicators 2.1 Protection Time (benzene): ≥ 20 min. 2.2 greater than the rated minimum supply air 40L/min. 2.3 Continuous working time: full charge in the air flow 40L/min for the host, the ongoing work of more than 3.5h. 3, use and maintenance 3.1 Check the filter box and the surface should be preceded by physical damage parts for cracks, leaks or damage if any should be replaced. Check whether the normal operation of electric fans work, if unusual, Should be replaced. 3.2 wear, adjusted the strap length, a mask must be kept upright, align the face, wrap your mouth and nose, nose, both sides should not have gaps. 3.3 fasten the neck strap hook loop, to adjust to the mask is not loose, do not squeeze the nose face, do not leak. 3.4 inhale microleakage test, do not turn the fan motor to hand over his air intake, until I can not breathe the air, that is, the right to wear, or need to adjust the headband. 3.5 Charging the battery 3.5.1 When the operation of micro-electric fan work, feel free breathing air or air is very small, considering the battery is dead, then should charge the battery. 3.5.2 When charging, the charger plug one end into the battery charger port, and must open the battery box power switch, the other end into a power source. When the charger starts charging, the charger indicator light is on red, that is charged when the charger light is green, that is charged. 3.5.3 When the battery for the first time, the first use, charge more than 10h, the normal charge 4 ~ 7h. 4 Notes 4.1 The product is in use, you must charge the battery, the battery short circuit or prohibited in a fire. 1 month continuous battery when not in use, should be discharged, charging protection. 4.2 The protective masks are toxic, harmful to the environment using the product, not free to be demolished. 4.3 plug wires should be used to supply air device charger port, plug the other end connected with the battery and turn the power switch. Unplug the cord when not in use. 4.4 into the gas masks should be worn before a good area. Masks in use, when feeling unwell, loss of canisters canisters box role, the user should immediately leave the hazardous area, replacement of the canisters box. 4.5 The standard battery pack Ni-MH battery for 2A. 4.6 The product does not apply to air, the oxygen content of less than 18% (by volume) of the place. 4.7 The product does not apply to toxic gas operations, chemical and biological warfare, the fire escape. 4.8 with full protective clothing and headgear, caps, gloves, safety shoes and other protective equipment so that it can have a better protective effect. 5.1 The product should be stored in clean, dry, ventilated, temperature suitable place, not exposure to organic solvents. 5.2 Storage period: 3 years. Battery: voltage DC1.2V, current 800mA; Charger: Input voltage 100 ~ 240 V, output voltage 5.2V, current of 320mA, charging method by 3.6 requirements. Suitable temperature 5 °C ~ 40 °C.