模型 | VD84 |
测试原理 | Pirani, depending on gas type |
真空接触材料 | Stainless steel 1.4305, tungsten, nickel, glass |
测量范围 | 100 - 1 x 10-3 mbar (75 - 1 x 10-3 Torr) max. overpressure 4 bar absolute |
分辨率 | 2-digit plus exponent |
精度 |
100 - 20 mbar: < ± 30% from reading 20 - 1 x 10-2 mbar: < ± 10% from reading < 1 x 10-2 mbar: < factor 2 |
采样率 | 1.0 s |
数据记录率 | 1 ~ 999 s |
工作温度 | +5 ~ +50°C |
贮藏温度 | -20 ~ +60°C |
电源 | 9 V block battery (alt. NiCd rechargeable battery) or 15 VDC external |
电气连接 | Jack for external power supply |
功耗 | Approx. 110 mW |
操作时间 | Max. 100 h with 9 V lithium battery, max. 40 h with 9 V Alkali-Mangan battery |
真空接头 | Stainless steel small flange DN 16 ISO-KF or 1/8” NPT male thread |
安全等级 | IP40 |
显示器 | LCD 12 mm |
重量 | Approx. 200 g (battery included) |