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Keller Company Digital Pressure Gauge for Hydrogen Applications LEO Record H2

The digital pressure gauge for hydrogen applications has finally arrived! With logging function.

The high-precision digital pressure gauge LEO Record H2 is a digital pressure gauge that can record pressure and temperature over long periods. By increasing the nickel content in stainless steel, it ensures a low embrittlement rate and a long service life. Additionally, the gold-plated diaphragm minimizes the diffusion of H2. With the RS485 interface, the pressure gauge can be easily connected to a PC for settings and data retrieval. Its high accuracy and safety allow the LEO Record H2 to meet the requirements for measuring instruments in the hydrogen field. 【Features】 • Use of stainless steel with increased nickel content to counter hydrogen embrittlement • Gold-plated diaphragm to minimize hydrogen diffusion • Records pressure and temperature • High data security with non-volatile memory • Ultra-low power consumption / long battery life • Various pressure units selectable (bar, mbar, hPa, kPa, MPa, PSI, kg/cm2, etc.) • Zero point calibration via button • Recording function can be manually started and stopped • Various recording function settings available • Available in intrinsically safe explosion-proof type (LEO-Record-Ei-H2)

Related Link - https://keller-druck.com/ja/products/digital-press…

basic information

Pressure range: -1 to 3 bar to 0 to 1000 bar (-100 to 300 kPa to 0 to 100 MPa) Accuracy: ± 0.05 %FS Overall accuracy: ± 0.1 %FS @ -10 to 80 °C Interface: RS485

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Delivery Time

Applications/Examples of results

For hydrogen applications

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