Picostat Pressure Switch PST4M 9M4

Product catalog summary

Overview: The document is a technical data sheet for the Trafag Picostat Pressure Switch PST4M 9M4, designed for applications in shipbuilding, engine manufacturing, railways, machine tools, and hydraulics. It highlights the compact design, rugged housing, and IP65 protection, allowing for any mounting position.

Features: The pressure switch is known for its high vibration resistance and suitability for a wide temperature range. It is based on Trafag's extensive experience in the shipbuilding and railway sectors.

Technical Specifications:

Measuring Principle: Membrane with repeatability of ±2.0% FS.
Measuring Range: 1 to 100 bar (14 to 1500 psi).
Temperature Range: Media and ambient temperature from 0°C to +80°C.
Output Signal: 1 Floating change-over contact (SPDT).
Approvals: ABS, BV, CCS, DNV-GL, KRS, LRS, RINA, EN60730-1/EN60730-2-6: Typ 2.B.h.

Product Variants: The document lists various product numbers with specific pressure ranges, overpressure limits, and fixed switching differentials.

Ordering Information: Includes type codes and options for microswitches, pressure ranges, sensor materials, and pressure connections.

Environmental and Mechanical Data:

Protection: IP65.
Vibration and Shock Resistance: IEC/EN 60068-2-6 standards.
Housing Material: Anodized aluminum EN AW-6082 AlMgSi1.
Sealing: FKM with EPDM housing seal.

Electrical Specifications: Details on electrical connections, microswitch ratings, and dielectric strength are provided.

Dimensions and Installation: Includes diagrams and specifications for installation, such as torque requirements and connector details.

Additional Information: Links to further documentation, including data sheets, instructions, and flyers, are provided for more detailed guidance.

Catalog excerpts

Swiss based Trafag is a leading international supplier of high quality sensors and monitoring instruments for measurement of pressure and temperature. The 9M4 of the Picostat series is based on our long lasting experience in the shipbuilding and railway sector. This further improved version offers high vibration resistance within a compact body and is suitable for a wide temperature range. Features ■ Shipbuilding ■ engine manufacturing ■ railways ■ Machine tools ■ hydraulics ■ compact design ■ rugged housing ■ Protection IP65 ■ any mounting position possible Subject to change Data sheet H72368Ii 05/2019 Trafag sensors & controls Switzerland www.trafag.com [email protected] trcifciq sensors controls

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XXX XX XX Microswitch Standard 11 Standard t 11 Gold plated contacts 11 Sensor Sensor material Pressure G1/8" female connection G1/4" female M10x1 female 2) Accessories Flange with o-Ring 3) Female electrical connector EN 175301-803-A (DIN43650-A) welsh plug G1/4" Fixing set covering cap Lead seal (manipulation protection) Switch point adjustment on customers request Please indicate when ordering: - Switchpoint including measurement unit (kPa, bar, MPa, psi, abs. or rel.) - Increasing or decreasing Damping elements and snubber see data sheet H72258 1 Switching differential not adjustable 2) Please...

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11 Provided female connector is mounted according to instructions 2) Other adjustment ranges upon request trofaq sensors ^^controls

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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 4) Torque connector center screw: max. 0.4 Nm Diagnostic Valve Bloc (DVB) see specification sheet H72361

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