ng>2ng>ng>線制露點變送器ng>

DRJ-80是荷蘭Rense公司的高準確度、高穩定性的專業露點傳感器，通過高精度的A/D、D/A轉換輸出4~20mA信號，並與-80°C~+40°C露點對應（ppm輸出可選），是露點測量的首選機表。每支傳感器均經過單獨校準及檢驗，溯源至國際公認的冷鏡式露點機，長達2周的校準及檢驗時間為每支傳感器+/2°C的露點準確度提供瞭充分保證，同時也完全保證瞭其優異的現場互換性。廣泛應用於壓縮機、乾燥、電力、醫藥、電池等行業。

ng>特點ng>

•   2線制工作

•  露點或ppm單位顯示

•  體積小巧IP66保護(NEMA 4)

•   Excellent sensor protection

•  測量范圍-80 to +20°C

•  操作溫度-40 to +60°C

•  快速響應

ng>外觀尺寸ng>

ng> 

ng>

ng>性能ng>ng>Performanceng>

ng>測量范圍ng>ng>Measurement rangng>-80 to +20°C露點ng>ng>

ng>準確度ng>ng>Accuracy                 ng>±2°C露點ng>ng>

ng>響應時間ng>ng>Response time        ng>5分鐘到T95 (乾到濕)ng>ng>

ng>重復性ng>ng>Repeatability             ng>0.5°C露點ng>ng>

ng>電氣輸出ng>ng>/ng>ng>輸入ng>ng>Electrical output/inputng>

ng>信號號輸出ng>ng>Output Signal  ng>4-20 mA (2-wire)電流信號

源覆蓋整個露點范圍

-80 to + 40°C

0 - 3000 ppmv

ng>電源輸入ng>ng>Input            ng>12~28VDCng>ng>

ng>操作條件ng>ng>Operating Conditionng>

ng>操作濕度ng>ng>                ng>0–100% RHng>ng>

ng>操作溫度ng>ng>                         ng>-40 to +60°Cng>ng>

ng>操作壓力ng>ng>                ng>2 MPa (20 Barg) max.ng>ng>

ng>流量ng>ng>                                ng>1 to 5 Nlmin-1安裝在取樣室ng>ng>

0 to 10 msec-1直接插入式

ng>機械規格ng>ng>Mechanical specificationng>

ng>環境保護ng>ng>Ingress protectionng>IP66

ng>外殼材料ng>ng>Housing materialng>不銹鋼

ng>尺寸規格ng>ng>Dimensionsng>          L=132mm x ø27mm

ng>過濾器ng>ng>Filterng>                       80μm燒結防護套

ng>重量ng>ng>Weightng>                       150g

ng>出錯情況ng>ng>                ng>情況          輸出

ng>Fault conditions      ng>變送器出錯       23mA

低於露點范圍     4mA

超過露點范圍     20mA