ET-920 Differencial Pressure Meter

ET-920 Differencial Pressure Meter

This product is aimed to measure positive and negative different pressure value. Here are some units of measurements for choice: InH20, psi, bar, mbar, kPa, inHg, mmHg, ozin2, ftH2O, CMh20 kgcm2. The product is equipped with simple hose connection. It is suitable for the measurement of ventilation and air Clean rooms, or any troubleshootings gas pressure system. Easy operation and clear reading.

  • Description
  • Specifications
  • Inquiry
  1. Large LCD display with backlight
  2. 11 Selectable units of Measure
  3. Relative time clock on max min and avg provides a time reference for measurement
  4. Zeroing,offset,and data compensation
  5. Low battery indication and auto power off
  6. Data hold and error code
 Unit  ET-920   ET-921 ET-922 ET-923 ET-925
Range Resolution Range Resolution Range Resolution Range Resolution Range Resolution
Range  InH20  ±55.40  0.01  ±138  0.1 ±415.2 0.1 ±830 1 ±2078 1
 Psi  ±2.000  0.001  ±5.000  0.001 ±15.00 0.01 ±30.00 0.01 ±75.00 0.01
 Mbar  ±137.8  0.1  ±344.7  0.1 ±1034 1 ±2068 1 ±5168 1
 Kpa  ±13.79  0.01  ±34.47  0.01 ±103.4 0.1 ±206.8 0.1 ±517.1 0.1
 InHg  ±0.407  0.001  ±1.018  0.001 ±30.54 0.01 ±61.08 0.01 ±15.00 0.01
 MmHg  ±103.4  0.1  ±775.7  0.1 ±775.7 0.1 ±1551 1 ±3878 1
 Ozin2  ±32.00  0.01  ±240.0  0.01 ±240.0 0.1 ±480.0 0.1 ±1200 0.1
 FtH2O  ±4.612  0.001  ±34.60  0.001 ±34.60 0.01 ±69.20 0.01 ±137.0 0.01
CmH2O  ±140.6 0.1  ±1055 0.1 ±1055 1 ±2109 1 ±5272 1
Kgcm2  ±0.140 0.001  ±1.055 0.001 ±1.055 0.001 ±2.109 0.001 ±5.250 0.001
Bar  ±0.137 0.001  ±0.344 0.001 ±1.034 0.001 ±2.068 0.001 ±5.138 0.001
Maximum Pressure Psi 10 10 100 100 100
Accuracy ±0.3%FS(25℃)
Repeatability ±0.2%FS(Max0.5%FSO)
Linearity/Hysteresis 0.29%FSO
Pressure Connector 1/8"(3.18mm)quick connector
Operating Indication 0~40℃/32~104℉
Storage Temperature -10~60℃/14~140℉
Overrange Indication ERR1 or ERR2
Battery 9V

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