What do you think of the pressure gauge for portable pressure storage ABC dry powder extinguisher?
The pointer is qualified in the green area. The red area indicates that the pressure is low and it needs stamping
A qualified fire extinguisher. The pointer on the pressure gauge should be in the green area. If the pressure is not enough or inflated, it will not leave the factory. After leaving the factory for a long time, the gas leak, then, not in the green area, so that such fire extinguishers in the annual inspection is not qualified, to be replaced.
1. There are three zones on the pressure gauge: Green Zone, red zone and yellow area2, the green zone is normal pressure; red zone is under pressure; yellow zone is the pressure is too large, should pay attention to.
