This device is designed and manufactured in accordance with the standards GA124 and GB2890. It is used to test the dead space test of the positive pressure fire air respirator. The test principle is determined by measuring the CO2 content in the inhaled gas.
This device is designed and manufactured in accordance with the standards GA124 and GB2890. It is used to test the dead space test of the positive pressure fire air respirator. The test principle is determined by measuring the CO2 content in the inhaled gas.