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Data Sheet NPN 8264

Product catalog summary

Overview: The document is a technical data sheet for the Trafag NPN 8264 pressure transmitter, designed for applications in shipbuilding, engine manufacturing, railways, machine tools, and hydraulics. It highlights the compact design, flange connection, high vibration resistance, and temperature resilience of the product.

Features: The NPN pressure transmitter is noted for its reliable and accurate pressure measurement over a wide temperature range, utilizing thin-film-on-steel sensor technology. It is suitable for demanding environments due to its robust design and optional flange connection.

Technical Specifications:

Measuring Principle: Thin film on steel
Temperature Range: Media and ambient temperature from -40°C to 100°C
Measuring Range: 0 to 2.5 up to 0 to 250 bar
Output Signal: 4 to 20 mA
Accuracy: Typically ±0.5% FS at 25°C
Approvals: ABS, BV, CCS, DNV, GL, KRS, LRS, NKK, RINA, RMRS

Ordering Information: The document provides a detailed type code for ordering, specifying pressure ranges, overpressure, burst pressure, pressure connection types, electrical connections, and output signals.

Environmental and Mechanical Data:

Protection: IP65 and IP69K depending on electrical connection
Vibration Resistance: Up to 15g
Shock Resistance: 50g/3 ms
Materials: Wetted parts made of AISI630, housing of AISI304

Accuracy and Stability: The document details measuring accuracy, temperature effects, and long-term stability, with graphical representations of accuracy over temperature ranges.

Dimensions and Installation: Includes detailed dimensions for various pressure connections and installation instructions, including torque specifications for connectors and screws.

Additional Information: References to further documentation such as data sheets, instructions, and flyers are provided for more detailed information.

Catalog excerpts

Picotrans Swiss based Trafag is a leading international supplier of high quality sensors and monitoring instruments for measurement of pressure and temperature. The NPN pressure transmitter offers reliable and accurate pressure measurement over a wide temperature range. Its excellent long-term stability is based on the leading thin-film-onsteel sensor technology from Trafag. Its robust design and the block design with its optional flange connection makes the NPN the perfect choice for demanding applications such as marine and rail industries. Shipbuilding Engine manufacturing Railways Machine tools Hydraulics Compact design Flange connection (PICO family) High vibration restistance Good temperature 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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NPN 8264 Ordering information/type code 8264 . XX XX XX XX XX XX Measuring range 1) Pressure measurement range [bar] 0 ... 2.5 Pressure connection Relative pressure, accuracy: 0.3 % Relative pressure, accuracy: 0.5 % Electrical connection Male electrical plug: EN 175301-803-A (DIN43650-A), Mat.: PA Cable with shield: Material: FDR 25 (Raychem) 4 x 0.5 mm² (cable length see "Accessories") Output signal Signal output Load resistance Flange connection with O-Ring 3) Pressure peak damping element ø 1.0 mm Pressure peak damping element ø 0.3 mm Pressure peak damping element ø 0.5 mm Female electrical...

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NPN 8264 Specifications Electrical Data Output / supply voltage Rise time Media temperature Ambient temperature Environmental conditions Electrical connection 04: IP65 Electrical connection 78: IP69K Humidity Vibration Sensor (wetted parts) Pressure connection (wetted parts) Male electrical plug Mechanical Data Electrical connection 04/accessory 55: 10g (50...2000 Hz) Electrical connection 04: 15g (50...2000 Hz) Electrical connection 78: 15g rms Electrical connection 04: Provided female connector is mounted according to instructions TEB @ -25...+85°C Accuracy @ +25°C NLH @ +25°C (BSL) TC zero...

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Pressure connection (Flange) 60 Pressure connection 1) Torque: G 1/4": MA = 32 ... 40 Nm 2) O–Ring: ø 6.75x1.78 NBR 90 Sh 3) Fixing screw: M5; property class: 8.8; torque: 4.5...6 Nm Electrical connector center screw: max. torque 0.4 Nm Diagnostic Valve Bloc (DVB) see specification sheet H72361

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