德国Pfeiffer普发真空计 普发 PKR251系列真空计
PKR 251,FPM密封,DN 25 iso-kf
Flange size: DN 25 ISO-KF
法兰尺寸:DN 25 iso-kf
Measurement range from 5 · 10-9 to 1000 hPa
测量范围从5·10-9~1000 hPa
Two gauge heads (Pirani and cold cathode) in a single case (inverted magnetron)
两个测头(皮拉尼和冷阴极)在一个单一的情况下(倒置磁控管)
A single flange from atmospheric pressure to UHV
从大气压到特高压单法兰
Corrosion-resistant
耐腐蚀
Maximum pressure refers to inert gases and temperatures of less than 55 °C
的压力是指的惰性气体和小于55°C温度
精度:10-8 - 102 hPa±30%
Anode Molybdenum
阳极钼
Bakeout temperature 150 °C | 302 °F | 423 K
烘烤温度150°C | 302°F | 423 K
Feature Interior FPM sealed
特征内部FPM密封
Feedthrough Al2O3, Glass
馈通Al2O3,玻璃
Filament Tungsten
灯丝的钨
Flange Stainless steel
法兰不锈钢
Flange (in) DN 25 ISO-KF
法兰(中)25 iso-kf DN
Measurement range max. 1,000 hPa | 750 Torr | 1,000 mbar
测量范围1000 hPa | 750乇| 1000毫巴
Measurement range min. 5 · 10-9 hPa | 3.75 · 10-9 Torr | 5 · 10-9 mbar
测量范围至少5·10-9 HPA | 3.75·10-9乇| 5·10-9毫巴
Output signal: Minimum load 10 k
输出信号:10 K的Z小负荷
Output signal: Pressure range 1.8 - 8.6 V
输出信号:压力范围1.8 - 8.6 V
Output signal: Sensor error above 9.5 V
输出信号:传感器误差在9.5 V
Output signal: Sensor error below 0.5 V
输出信号:传感器误差低于0.5 V
Pressure max. 10,000 hPa | 7,500 Torr | 10,000 mbar
的压力。10000 hPa | 7500乇| 10000毫巴
Repeatability: 10-8 - 102 hPa ± 5 %
重复性:10-8 - 102 hPa±5%
Seal FPM
FPM密封
Sensor cable length 300 m
传感器的电缆长度300米
Supply: Power consumption max. 2 W
供应:2 W的功耗。
Supply: Voltage 15-30 V DC
供应:15伏直流电压
Temperature: Operating 5-55 °C | 41-131 °F | 278-328 K
温度:操作5-55°C | 41-131°F | 278-328 K
Temperature: Storage -40-65 °C | -40-149 °F | 233-338 K
存储温度:40°C | - 40-149°F | 233-338 K
Volume 20 cm3
体积20 cm3
Weight 700 g
重700克