Specialized manufacturer of Digital Pressure Meters and Load Cells


Discontinued (Other than 50 kPa, 50kPa abs)

Low Pressure Transducer (Wetted Part: Hastelloy C-22)
VHR3(G3) series
50kPa abs

  • Adoption of hastelloy C-22 equivalent diaphragm offers high corrosion resistance.
  • Diaphragm structure enables high accuracy measurement even in lower pressure range. (Non Linearity: ±0.2%R.C.)
  • Gauge pressure reference and absolute pressure reference available.
Measured medium Water, oil, gases or other media that will not corrode SUS316L and Hastelloy C-22 equivalent.
Pressure Type Positive, compound, negative and absolute pressures can be measured.
Rated capacity 50kPa and 50kPa abs


Rated capacity 50kPa:100±40mV/mA
Non Linearity ±0.2%R.C.
Hysteresis ±0.1%R.C.
Applied Current;Recommended 1mA
Applied Current;Maximum 1.5mA
Input Terminal Resistance 4±1.5kΩ
Output Terminal Resistance 4±1.5kΩ
Insulation Resistance 100MΩ or more (DC50V)
Compensated Temperature Range
(Temperature of medium to be measured)
0–70°C (No condensation or freezing)
Safe Temperature Range
(Temperature of medium to be measured)
−20–120°C (No condensation or freezing)
Safe Overload Rating 300%R.C.(Gauge pressure: Negative pressure side 100%R.C.)
Ultimate Overload Rating 400%R.C.(Gauge pressure: Negative pressure side 100%R.C.)
Temperature Effect on Zero Balance ±1%R.C./0–70°C(For 25°C)
Temperature Effect on Load ±1%R.C./0–70°C(For 25°C)
Fastening Torque;Recommended 20N·m
Fastening Torque;Maximum 30N·m
Connection Screw Selectable: R3/8 and G3/8
Pressure Port Material SUS316L (Diaphragm material: Hastelloy C22)
Cable (*) 44-core shielded (oilproof) cable 3m(Standard) φ6mm
Weight Approx. 200g (Cable not included)
Accessories Test report 1 copy, P-20 4D(×1)(G screw only)

Model Selection


Selection Check Model Specifications
1.Model   VHR3 Low Pressure Sensor (Diaphragm material: Hastelloy C22)
*Connection screw: R3/8
  VHG3 Low Pressure Sensor (Diaphragm material: Hastelloy C22)
*Connection screw: G3/8
2.Rated Capacity(R.C.)   50 Gauge pressure: 50kPa (*1)Use cable in φ6.5mm tube
when waterproof connector or pigtail is selected.
  50A Absolute pressure: 50kPa abs
  100 Gauge pressure: 100kPa (*1)Use cable in φ6.5mm tube
when waterproof connector or pigtail is selected.
  200 Gauge pressure: 200kPa
  500 Gauge pressure: 500kPa
  700 Gauge pressure: 700kPa
  5000 Gauge pressure: 5000kPa (*)under development
  100A Absolute pressure: 100kPa abs
  200A Absolute pressure: 200kPa abs
  500A Absolute pressure: 500kPa abs
  700A Absolute pressure: 700kPa abs
    Discontinued 100–700kPa, 100–700kPa abs
Successor model: [VAR3(G3)]
3.Cable Connection   N Standard connector Equivalent to IP40
  W Waterproof connector Equivalent to IP56
  S Pigtail Equivalent to IP54
4.Length (Cable)   3m 3m Standard
  5m 5m
  10m 10m
  □□m Other length *Contact our sales office for other cable lengths.

External dimensions (Unit: mm)

External dimensions

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