Ref: NHT 8250

Hydrogen pressure transmitter - EC79 - 0-1 Bar to 0-250 Bar

  • Industrial pressure sensor for use in Hydrogen
  • Currently undergoing EC79 and ECER-134 certification
  • Miniature and robust construction
  • Technology: thin film on steel film
  • Measuring range : 0-1 bar to 0-250 bar
  • Accuracy class: 0.3%, 0.5%
  • Analog output: ratiometric, voltage or 4-20 mA
  • Optional switching output
  • Bandwidth: 0-1 kHz
  • Connection: M12 connector or cable
  • Connection: G1/4" fm, 1/4" NPT m, 1/8" NPT m, 7/16"-20UNF
  • Operating temperature: -40 to 85 °C
  • Material: Nitrogen-strengthened austenitic steel, AISI304 and AISI 316L IP67

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Overview

The NHT 8250 hydrogen pressure transmitter features a thin film sensor on steel based on a special high performance hydrogen compatible alloy for optimal signal stability. The rugged mechanical design with a fully welded housing is suitable for the harshest environments.

Specifications

Specifications
Measuring principle Thin film on steel
Measuring ranges 0 ... 1 to 0 ... 250 bar
Accuracy @ 25°C typ. ± 0.3 to % F.S. typ.
Output signal 4 ... 20 mA, 0.5 ... 4.5 VDC, 0 ... 5 VDC, 1 ... 5 VDC, 1 ... 6 VDC, 0 ... 10 VDC, 0.1 ... 10.1 VDC, 0.5 ... 4.5 VDC ratiometric, Switching output: 1 or 2 PNP transistors
Electrical connections M12x1; MIL-C 26482; IP67 cable
Pressure connections G1/4" m, 1/4 "NPT m, 7/16"-20UNF SAE4 m
Media temperature -40°C ... +85°C
Ambient temperature -40°C ... +85°C (PVC cable 22: -5°C ... +60°C) (PUR cable 24: -40°C ... +70°C)

Dimensions

Applications

  • H2 stations
  • H2 reformers
  • Fuel cell
  • H2 Tanks
  • H2 Production Units
Type
Low cost & OEM
Measuring Range
< 100 bar, < 1000 bar
Precision (max error)
0.25 %, 0.5 %
Nonlinearity (% FS)
± 0.25 %
Température de fonctionnement
-40 to 125 °C
Signal otuput
0-5 VDC, 0-10VDC, 4-20 mA
Application
OEM
Tension d'alimentation
10 Vcc
Protection Class
IP67, IP68
Cable
M12, Câble

  • Pressure connection
  • Material
  • Measuring range
  • Measuring accuracy
  • M12x1 female plug, 5 pins
  • Peak pressure damper

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