型号 | VD85 |
测量原理 | Piezo resistive, independent of gas type Pirani, depending on gas type |
真空接触材料 | Stainless steel 1.4307, nickel, gold, tungsten, glass, FKM |
测量范围 | 1200 - 5 x 10-4 mbar (900 - 5 x 10-4 Torr), max. overpressure 2 bar absolute |
分辨率 |
1200 - 1000 mbar: 1 mbar 1000 - 1 mbar: 0.1 mbar < 1 mbar: 2-digit plus exponent |
精度 |
1200 - 10 mbar: ± 0.3% full scale 10 - 2 x 10-3 mbar: < ± 10% from reading < 2 x 10-3 mbar: < factor 2 |
测量速率 | 1.0 s |
数据存储速率 | 1...999 s |
运行温度 | +5...+50°C |
贮藏温度 | -20...+60°C |
电源 | 9 V block battery (alt. NiCd rechargable batt.) or 15 VDC external |
电气连接 | Jack for external power supply |
功耗 | Approx. 60 mW |
操作时间 | Max. 100 h with 9V lithium battery, max. 40 h with 9V Alkali-Mangan battery |
真空连接 | Stainless steel small flange DN 16 ISO-KF |
安全等级 | IP40 |
显示器 | LCD 12 mm |
重量 | Approx. 230 g (battery included) |