精度相對(duì)濕度和溫度校準(zhǔn)儀
生成10至90%相對(duì)濕度在10～50℃的溫度°
冷鏡濕度計(jì)積分參考
的傳感器的溫度和濕度廓代無(wú)人驗(yàn)證
可使現(xiàn)場(chǎng)校準(zhǔn)儀 REFERENCE HYGROMETER Type Optidew cooled mirror dew-point transmitter HUMIDITY Generator Range 10-90% RH Accuracy Control Element ≤±1% RH (10–70% RH) ≤±1.5% RH (70–90% RH) Stability ±0.2% RH (20–80% RH) TEMPERATURE Generator Range +10°C to +50°C (lowest T set point = 10ºC below ambient) Accuracy ±0.1°C Stability ±0.1°C CHAMBER Ramp Rate +20 to +40°C: 1.5°C/minute +40 to +20°C: 0.7°C/minute Control Element Removable relative humidity sensor GENERAL Probe Ports Up to 5 – sensor body diameters 5 – 25mm accomodated by port adapters Chamber Volume 2000cm3 Chamber Dimensions 105 x 105 x 160mm (w x h x d) Instrument Dimensions 520 x 290 x 420mm (w x h x d) Set Point Resolution 0.1 for humidity and temperature Displays High definition 2 lines alpha numeric Measurement Units ºC, ºCdp, % RH g/kg, g/m3, (t-td), aw Outputs Analogue: Two channels 4-20 mA or 0-20 mA Digital: RS232 (RS485 optional) Alarm: Volt free contact, 2A @ 30 V DC Supply 85–264 V AC, 47–63 Hz, 150 VA Weight 20kg