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H72303

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 NAT 8252 industrial pressure transmitter is designed for applications in machine tools, hydraulics, HVAC, refrigeration, process technology, and water treatment.

Key Features

Smallest design with a completely welded steel sensor system without additional seals.
Excellent long-term stability with optional fivefold overpressure resistance.
Optional switching output with 1 or 2 PNP transistors.

Technical Specifications

Measuring principle: Thin film on steel.
Accuracy at 25°C: Typically ±0.5% FS.
Measuring range: 0 to 2.5 up to 0 to 600 bar (0 to 30 up to 0 to 7500 psi).
Media temperature: -40°C to +125°C.
Output signal options: 4-20 mA, various VDC outputs, and PNP transistors.
Ambient temperature: -40°C to +125°C (varies with cable type).

Ordering Information
The product type code for ordering includes specifications for measuring range, pressure connection, electrical connection, and output signal. Customized pressure ranges are available upon request.

Environmental and Mechanical Data

Media and ambient temperature range: -40°C to +125°C.
Protection: IP65, IP67.
Vibration and shock resistance: 15 g rms and 50 g/11 ms respectively.
Housing material: 1.4301 (AISI304).

Performance and Accuracy

Accuracy at +25°C: ±0.5% FS.
Long-term stability over 1 year: ±0.1% FS.
Switching output accuracy: ±0.5% FS at +25°C.

Additional Information
For further details, refer to the data sheet, instructions, and flyer available on Trafag's website.

Catalog excerpts

Applications ■ machine tools ■ Hydraulics ■ HVAC ■ Refrigeration ■ Process technology ■ Water treatment INDUSTRIAL PRESSURETRANSMITTER Swiss based Trafag is a leading international supplier of high quality sensors and monitoring instruments for measurement of pressure and temperature. The industrial pressure transmitter Nat 8252 features an exceptionally long-term stable thin-film-on-steel sensor cell with triple (optionally 5-fold) overpressure safety. Optionally, the Nat 8252 is available as a pressure switch with 1 or 2 switching outputs. The robust design and the wide temperature range from -40°C to +125°C qualify the Nat 8252 as the ideal solution for a wide range of demanding applications. ■ Smallest design ■ Completely welded steel sensor system without additional seals ■ excellent long-term stability ■ Optional: fivefold overpressure resistance ■ Optional: Switching output 1 or 2 PNP transistors Subject to change data sheet H72303n 04/2017 Trafag Sensors & Controls Industriestrasse 11 sensors controls

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Female electrical plug M 12x1,5-pole 2) Parameterisation according to customer specification (see table parameter), for output signal PS, T1 1) Customized pressure ranges upon request 3) Only with electrical connections 32, 22,24, 08 4) max. allowable pressure range 60 bar at 120 bar overpressure 5) max. allowable pressure range 160 bar at 500 bar overpressure 6) Only for pressure connections 17, 30, 32 7) Cable length see accessories H72303n page 3/10 trofaq sensors ^^controls

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Standard products (extra short lead time) trofaq sensors ^^controls

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Analogue output Accuracy TEB @ -25 ... +85°C [% FS typ.] ± 1.75 TC zero point and span [% Fs/K typ.] ± 0.03 long term stability 1 year [% Fs typ.] ± 0.1 Rise time typ. 1 ms / 10 ... 90 % nominal pressure Measuring accuracy trofaq sensors ^^controls

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NAT 8252 Electrical connection Protection / electrical connection IP65 *) **) Industrial standard Contact distance 9.4 mm PS red white green black white white green green yellow – brown brown 8252.xx.xxxx.xx.PS/T1 *) Provided female connector is mounted according to instructions **) Ventilation via male electric plug/cable end 4...20mA: min./max resistor vs. supply voltage @ Pmax = 100% Customer Load Resistor (Ohm) Rmax Rmin 100°C Rmin 125°C Connection of loads to switch contacts Customer Supply Voltage (V)

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Functions switching output trofaq sensors ^^controls

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H72303

H72303

Catalog excerpts

All Trafag AG sensors & controls catalogs and technical brochures