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เครื่องวัดอัตราการไหลของก๊าซ / ไอน้ำ / ของเหลว
เครื่องวัดอัตราการไหลของก๊าซ / ไอน้ำ / ของเหลว
เครื่องวัดอัตราการไหลของก๊าซ
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ARH950 Series
ARH950 Series Wall/Duct mount Humidity and Temperature Transmitter is the most versatile transmitter in the market.
ARH950 combines high accuracy, stability and reliable operation, making these products the ideal choice for demanding applications.
FEATURES
● Two Line LED (LCD) display, directly read the RH & temperature
● Accuracy up to +/-2%RH
● DIP switch selectable signal input of Temperature
● 4 wire, 4-20mA x 2 for both Humidity & Temperature output
● Small, light and easy to be installed
● Full 0 - 100%RH measurement
● RH 0.1%, Temperature 0.1 oC Resolution
● 8 seconds fast response time
SPECIFICATION
| Measuring Range: | Display: |
| Relative Humidity | RH 0.0 ~ 99.9% LED (LCD) |
| 0 ~ 100%RH | Temperature +/- 99.9 oC |
| Temperature | Output: |
| 0~50 / -20~+80 / -40~+60 oC (DIP Switch) | Relative Humidity |
| Accuracy: | 4-20 mA |
| Relative Humidity | Temperature |
| +/-2%RH @ 25 oC | 4-20 mA |
| Temperature | Load |
| +/-0.3 oC @ 25 oC | Rohm=(VDC-12) x 50 |
| Resolution: | Response Time: |
| Relative Humidity | 8 seconds |
| 0.1%RH | Turn on Time: |
| Temperature | 3 Seconds |
| 0.1 oC | Power Supply: |
| Repeatability: | 9-36VDC |
| +/-0.1% typical | Power Consumption: |
| Humidity Drift: | <50mA @24VDC |
| <0.5%RH/Year | Electrical Connections: |
| Temperature Drift: | PG9 Conduit Threads (Duct Mount) |
| <0.1 oC/Year | Screw Terminal Block (Wall Mount) |
| Operating Temperature: | Screw Terminal: |
| -20 oC to 70 oC | 0.5 to 1.5 mm2 |
| Storage Temperature: | Dimensions: |
| -10 oC to 60 oC | Duct Mount |
| Storage Humidity: | 83mm(L) X 83mm(W) X 250mm(H) |
| 0% to 90%RH | Wall Mount |
| Material: | 100mm(L) X 83mm(W) X 23mm(D) |
| Electrical Housing | Weight: |
| ABS (Duct) / PC (Wall) | ARH950-D |
| Aluminum Alloy (Duct, IP65) | 146 g |
| Probe | ARH950-W |
| ABS(Duct), S.S.316 (Duct,IP65) | 83 g |
| Flange | ARH950-P |
| PC (Polycarbonate) | 810 g |
| Sensor Housing | EMI/RFI Effect: |
| PC (Polycarbonate) | Follow SAMA PMC 33.1 from 20 to 1000 |
| Protection Class: | MHz and for field strengths up to 30V/m |
| Duct Mount | Vibration Effect: |
| IP54 / IP65 | +/-0.1% of Full Scale Per g to 200Hz in |
| Wall Mount | any axis |
| IP44 |
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