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NHT 8250

NHT 8250 Hydrogen Pressure Transmitter

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Main features

EC79/2009 certified by the KBA Kraftfahrt-Bundesamt
Wetted materials made of hydrogen-compatible steel
Completely welded sensor system without additional seals
Excellent long-term stability
Optional Ex zone 2 conformity

About

The NHT 8250 Hydrogen pressure transmitter features a thin-film-on-steel sensor based on a special hydrogen-compatible high-performance alloy for best-in-class signal stability. The robust mechanical design with fully welded housing is built to last in harsh environments.

Technical Data

More Information
Product code	8250
Name	NHT
Designation	Hydrogen Pressure Transmitter
Product category	Pressure transmitters
Measuring range	0 ... 1 to 0 ... 600 bar (0 ... 15 to 0 ... 7500 psi)
Measuring principle	Thin-film-on-steel
Approval / conformity	EC79/2009: e179/2009406/20100004700 Ex zone 2 conformity acc. EN60079-0, EN60079-14, EN60079-7
Accuracy @ 25°C typ.	± 0.5 % FS typ. ± 0.3 % FS 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
Electrical connections	Industrial standard, contact distance 9.4 mm; M12x1; MIL-C 26482; Cable IP67
Pressure connections	G1/4" m, 1/4"NPT m, 7/16"-20UNF SAE4 m
Media temperature	–40°C ... +85°C
Ambient temperature	max. -40°C ... + 125°C (UL-rated Umgebungstemperatur: -20°C ... +80°C) Details see section Electrical Connection

Downloads Go to file downloads

Datasheet:

H72338i CN 8250 NHT Hydrogen Pressure Transmitter
cn
pdf 955.9KB
H72338i DE 8250 NHT Hydrogen Pressure Transmitter
de
pdf 875.3KB
H72338i EN 8250 NHT Hydrogen Pressure Transmitter
en
pdf 890.3KB
H72338i ES 8250 NHT Hydrogen Pressure Transmitter
es
pdf 875.4KB
H72338i FR 8250 NHT Hydrogen Pressure Transmitter
fr
pdf 874.6KB
H72338i IT 8250 NHT Hydrogen Pressure Transmitter
it
pdf 875KB
H72338i JP 8250 NHT Hydrogen Pressure Transmitter
jp
pdf 962.4KB
H72338i PL 8250 NHT Hydrogen Pressure Transmitter
pl
pdf 876.4KB
H72338i PT 8250 NHT Hydrogen Pressure Transmitter
pt
pdf 876KB

Manual:

H73174c Safety Instructions Ex devices
en
pdf 187.5KB
H73303aa Instructions 8250 8252 8254 8256 8258 NHT NAT NAH NAE NAR Pressure Transmitter
en
pdf 421.9KB

Flyer:

H70606h CN 8250 NHT Hydrogen Pressure Transmitter
cn
pdf 1.4MB
H70606h DE 8250 NHT Hydrogen Pressure Transmitter
de
pdf 1.4MB
H70606h EN 8250 NHT Hydrogen Pressure Transmitter
en
pdf 1.4MB
H70606h ES 8250 NHT Hydrogen Pressure Transmitter
es
pdf 1.4MB
H70606h FR 8250 NHT Hydrogen Pressure Transmitter
fr
pdf 1.4MB
H70606h IT 8250 NHT Hydrogen Pressure Transmitter
it
pdf 1.4MB
H70606h JP 8250 NHT Hydrogen Pressure Transmitter
jp
pdf 1.4MB
H70606h PL 8250 NHT Hydrogen Pressure Transmitter
pl
pdf 1.4MB
H70606h PT 8250 NHT Hydrogen Pressure Transmitter
pt
pdf 1.4MB

Certificates:

EC79 Hydrogen NHT 8250 EHI 8280 NAH 8253 EXNT 8292
en
pdf 115KB
CE UKCA Declaration of conformity Pressure Transmitter
en
pdf 73.9KB

STEP files and software:

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