Adopting theca box as sense organ, the gauges are widely applied to boiler ventilating, gas pipeline, burning device and other similar devices.

• 测量对铜合金不起腐蚀作用、无爆炸危险的气体的微压和真空，广泛应用于锅炉通风、气体管道、燃烧装置及其它类似设备上。