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Data Sheet NAE 8255

Product catalog summary

Overview
Trafag Sensors & Controls, based in Switzerland, is a leading supplier of high-quality sensors and monitoring instruments for pressure and temperature measurement. The document provides detailed information about the Engine Pressure Transmitter NAE 8255, which is used in shipbuilding, engine manufacturing, and test benches.

Applications and Features

Smallest design with different accuracy classes.
Excellent temperature and improved vibration resistance.
Completely welded steel sensor system without additional seals.

Technical Specifications

Measuring Principle: Thin film on steel.
Media Temperature: -40°C to 125°C.
Measuring Range: 0 to 2.5 up to 0 to 600 bar.
Output Signal: 4 to 20 mA, 0 to 10 VDC, 0.5 to 4.5 VDC ratiometric.
Accuracy at 25°C: Typically ±0.3% FS or ±0.15% FS.
Approvals: ABS, BV, DNV, GL, KRS, LRS, NKK, RINA.

Ordering Information

Pressure Measurement Range: Various options from 0 to 2.5 bar up to 0 to 600 bar.
Pressure Connection: Options include G1/4" male, 7/16"-20UNF male, and 1/4" NPT male.
Electrical Connection: Options include male electrical plug, industrial standard, and M12x1, 4-pole or 5-pole.

Environmental and Mechanical Data

Media and Ambient Temperature: -40°C to 125°C.
Protection: Minimum IP65.
Vibration Resistance: 40g (20 to 2000 Hz).
Shock Resistance: 100g/11ms.
EMC Protection: Emission EN/IEC 61000-6-4, Immunity EN/IEC 61000-6-2.
Material: Sensor and pressure connection made of AISI630 or AISI304, housing made of AISI304.

Accuracy and Stability

Measuring Accuracy: 0.3% or 0.15%.
Temperature Error Band (TEB) at -25 to +85°C: ±1.0% FS typ. or ±0.5% FS typ.
Long Term Stability: Less than ±0.1% FS typ. per year at +25°C.

Additional Information

Documents and instructions are available on the Trafag website.

Catalog excerpts

Engine Pressure Transmitter New generation available - refer to www.trafag.com/H72305 Swiss based Trafag is a leading international supplier of high quality sensors and monitoring instruments for measurement of pressure and temperature. Shipbuilding Engine manufacturing Test benches Smallest design Different accuracy classes Excellent temperature resistance Improved vibration resistance Completely welded steel sensor system without additional seals Technical Data Measuring principle Thin film on steel Media temperature Measuring range Ambient temperature Output signal Trafag Sensors & Controls Switzerland www.trafag.com [email protected]

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NAE 8255 Ordering information/type code 8255 . XX . XX . XX . XX . XX . XX Measuring range 1) Pressure measurement range [bar] 0 ... 2.5 2) Pressure connection Relative pressure, accuracy: 0.3% Relative pressure, accuracy: 0.15% Electrical connection Male electrical plug M12x1, 4-pole, Mat. PBT Male electrical plug M12x1, 5-pole, Mat. PBT Male electrical plug , Industrial standard (contact distance 9.4mm), Mat. PBT Load resistance Female electrical plug M12x1, 5-pole, for execution 32 and 35 Female electrical plug industrial standard Pressure peak damping element ø 1.0 mm 5) Pressure peak damping...

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NAE 8255 Specifications Electrical Data Output / supply voltage Rise time Media temperature Ambient temperature Environmental conditions Humidity Vibration Sensor (wetted parts) Pressure connection (wetted parts) Pressure ranges ≤ 250 bar: 1.4542 (AISI630) Pressure ranges > 250 bar: 1.4301 (AISI304) Male electrical plug Mechanical Data TEB @ -25...+85°C Accuracy @ +25°C NLH @ +25°C (BSL through 0) TC zero point and span Long term stability 1 year @ +25°C Measuring accuracy 0.3% Ordering No. 23 ± 1.0 ± 0.3 ± 0.2 ± 0.01 < ± 0.1 Measuring accuracy 0.15% Ordering No. 21 ± 0.5 ± 0.15 ± 0.1 ± 0.002...

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