安徽天康氨压力表 结构原理：仪表由测量系统（包括接头、膜盒等）、传动机构、指示装置和外壳组成。当被测介质的压力作用于膜盒时，其自由端产生相应弹性变形——位移，经拨杆带动传动机构放大，由指示装置将被测压力在仪表刻度盘上指示出来。

安徽天康氨压力表 标度范围、精度等级、重量：                                    型号                                    标度范围（KPA）                                    精确度等级                                    重量KG                                                    YE-100            YE-150                                    正压                                    负压                                    正负压                                    2.5                                    0.5                                                    0～1.6                                    -1～60                                    -0.8～+0.8                                                    0～2.5                                    -2.5～0                                    -1.2～+1.2                                                    0～4                                    -4～0                                    -2～+2                                                    0～6                                    -6～0                                    -3～+3                                                    0～10                                    -10～0                                    -5～+5                                                    1～6                                    -16～0                                    -8～+8                                                    0～25                                    -25～0                                    -12～+12                                                    0～40                                    -40～0                                    -20～+20                        工作位置、环境：仪表垂直安装、工作环境温度-25~55℃，相对湿度不大于80%，并且周围空气中不含有腐蚀仪表的有害气体。温度影响：使用温度偏离20±5度时，其温度附加误差不大于0.4%/10℃安徽天康氨压力表 导（测）压系统及外壳等主要零件的材质：接头：黄铜HPb59-1膜盒：锡青铜QSn6.5-0.1齿轮传动机构：铜HPb59-1壳、罩壳：冷轧钢板20外形尺寸图： ：    不锈钢膜盒压力表根据普通膜盒压力表的结构原理而研制的具有耐腐蚀的微压测量仪表。导压系统及外壳均采用不锈钢材料制成。应用于耐腐蚀要求较高的工艺流程中，对各种气体介质的微压和负压的测量，也可用于锅炉通风、气体管道、燃烧装置等及其它类似设备上。是引进*技术设备中同类仪表实现国产化的理想配套产品。标度范围、精度等级：                                    型号                                    标度范围（KPa）                                    精度等级                                                    正压                                    负压                                    正负压                                                    YE-100B                                    0~4                                    -4~0                                    -2~+2                                    2.5                                                    0~6                                    -6~0                                    -3~+3                                                    0~10                                    -10~0                                    -5~+5                                                    0~16                                    -16~0                                    -8~+8                                                    0~25                                    -25~0                                    -12~+12                                                    0~40                                    -40~0                                    -20~+20                                                    0~60                                                                                                  使用环境条件：工作环境温度-25~55度，相对湿度不大于80%抗工作环境振动：V.H.3导压系统及外壳材质接头、膜盒及表壳表盖表环材质：1Cr18Ni9