Pressure Switch
Pressure Switch
This document provides comprehensive technical specifications for pressure switches manufactured by LAYHER AG. It includes details on various types of pressure switches, their design, materials, technical data, and installation instructions.
- Manufacturer: LAYHER AG, Germany
- Contact: Tel. +49 (0) 7144 3204, Fax +49 (0) 7144 34307, Email: [email protected]
- Website: www.layher-ag.de
- Types include 250, 360, 400, 404, 405, 406, 407, 425, 426, 448, 460, 465, 466, 480, 500, 550, 602, and 640.
- Pressure setting ranges vary from 0.2 to 400 bar depending on the model.
- Spring-loaded diaphragm or piston designs.
- Materials include galvanized steel, brass, stainless steel, with seals made from NBR, VITON, EPDM, and KALREZ.
- Pressure Setting Range: 0.2 - 200 bar depending on type.
- Working Pressure Max: 2 - 200 bar.
- Overpressure Limit: 5 - 300 bar.
- Ambient Temperature: -25°C to +85°C.
- Switching Frequency Max: 100 - 200/min.
- Maximum Load: 1 - 2 A (resistive).
- Breaking Capacity: 50 - 100 VA.
- Reference Voltage: 42 V.
- Protective System: IP65, Terminals IP00.
- Fitting Thread: G 1/8", G 1/4", M10x1, M12x1.5, others on demand.
- Mounting Position: Any.
- Electrical Connection: Flat plug 2 x 6.3 x 0.8, Screw connection M2.5.
- Adjustable under pressure.
- Switch Back Difference: 5% - 15%.
- Mechanical Life: 106 cycles.
- Breaking Capacity: Utilization category according to EN60947 for AC and DC.
- Voltage Up To: 125 V to 250 V for AC, 30 V to 250 V for DC.
- Resistance Load: AC-12, DC-12 with varying amperage.
- Inductive Load: DC-13 with varying amperage.
- Details on flange-mounting and thread-connection are provided, including the removal of specific screws and seal plugs.
- Further details can be found in the operating instructions for membrane and piston pressure switches.
- Technical data is subject to change without notice.
Catalog excerpts
TECHNISCHE DATEN Druckschalter TECHNICAL DATA Pressure Switch Einstellbereiche Elektrischer AnschluR Setting range Electrical link SchlieGer, Offner | NO, NCContact 0,3 - 2 bar, 1 - 10 bar 42 V SchlieGer, Offner | NO, NC Contact 0,3 - 2 bar, 1 - 10 bar 42 V SchlieGer, Offner | NO, NC Contact 0,2 - 2 bar, 1 - 10 bar 42 V SchlieGer, Offner | NO, NC Contact 0,2 - 2 bar 42 V SchlieGer, Offner, Wechsler | NO, NC, Change-over Contact 0,5 - 2 bar, 1 - 10 bar, 10 - 70 bar, 50 - 200 bar 42 V SchlieGer, Offner, mit Reset | NO, NC Contact with Reset 3 - 10 bar, 10 - 70 bar, 50 - 200 bar 42 V SchlieGer, Offner, mit Reset | NO, NC Contact with Reset 3 - 10 bar, 10 - 70 bar, 50 - 200 bar 42 V SchlieGer, Offner, Wechsler | NO, NC, Change-over Contact 0,5 - 2 bar, 1 - 10 bar, 10 - 70 bar, 50 - 200 bar 42 V SchlieGer, Offner, Wechsler | NO, NC, Change-over Contact 0,5 - 2 bar, 1 - 10 bar, 10 - 70 bar, 50 - 200 bar 42 V Wechsler | Change-over Contact 0,3 - 6 bar, 1 -16 bar 250 V
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Einstellschraube | Setting screw M3 DIN 914 Schaltschema | Wiring diagram Alle Angaben in mm | All specification in mm TECHNISCHE DATEN | TECHNICAL DATA Druckeinstellbereich | Pressure setting range Arbeitsdruck max. | Working pressure max. Uberlastgrenze (statisch) \Overpressurelimit max.(static) Bauart \ Design Membrane federbelastet \ Spring-loaded diaphragm Membrane \ Diaphragm NBR, Sonderausfuhrung VITON, EPDM \ NBR, special design VITON, EPDM Uberlastgrenze (statisch) \Manner of fastening uber AuKengewinde \Male thread AnschluKgewinde >A< \ Fitting thread >A< G 1/4", andere Gewinde auf...
Open the catalog to page 2
Alle Angaben in mm | All specification in mm TECHNISCHE DATEN | TECHNICAL DATA Druckeinstellbereich | Pressure setting range Arbeitsdruck max. | Working pressure max. Schaltschema | Wiring diagram Uberlastgrenze (statisch) \Overpressurelimit max.(static) Bauart \ Design Membrane federbelastet \ Spring-loaded diaphragm Membrane \ Diaphragm NBR, Sonderausfuhrung VITON, EPDM, KALREZ | NBR, special design VITON, EPDM, KALREZ Befestigungsart | Manner of fastening uber AuKengewinde | Male thread G 1/8", andere Gewinde auf Anfrage 1/8" Other thread types on demand Einbaulage ^ounting position Umgebungstemperatur...
Open the catalog to page 3
Schaltschema | Wiring diagram TECHNISCHE DATEN | TECHNICAL DATA Druckeinstellbereich | Pressure setting range Arbeitsdruck max. | Working pressure max. Uberlastgrenze (statisch) | Overpressure limit max.(static) Bauart Resign Membrane federbelastet | Spring-loaded diaphragm Befestigungsart | Manner of fastening uber AuKengewinde | Male thread AnschluKgewinde >A< | Fitting thread >A< Einbaulage | Mounting position Umgebungstemperatur | Ambient temperature Medien \Medfm Luft, Wasser | Air, water Verstellbarkeit | Adjustability unter Druck | Under pressure Ruckschaltdifferenz \Switch back difference...
Open the catalog to page 4
Druckschalter Pressure Switch Schließer / Öffner | NO-Contact / NC-Contact Schaltschema | Wiring diagram Einstellschraube | Setting screw M3 DIN 914 Alle Angaben in mm | All specification in mm TECHNISCHE DATEN | TECHNICAL DATA Bestellnummer | Order no. Druckeinstellbereich | Pressure setting range Arbeitsdruck max. | Working pressure max. Überlastgrenze (statisch) | Overpressure limit max.(static) Membrane federbelastet | Spring-loaded diaphragm NBR, Sonderausführung VITON, EPDM | NBR, special design VITON, EPDM Befestigungsart | Manner of fastening über Außengewinde | Male thread Anschlußgewinde...
Open the catalog to page 5
TECHNISCHE DATEN | TECHNICAL DATA Druckeinstellbereich | Pressure setting range Arbeitsdruck max. | Working pressure max. Uberlastgrenze (statisch) | Overpressure limit max.(static) Bauart Resign Membrane federbelastet | Spring-loaded diaphragm NBR, Sonderausfuhrung VITON, EPDM | NBR, special design VITON, EPDM Befestigungsart | Manner of fastening uber AuKengewinde | Male thread AnschluKgewinde >A< fitting thread >A< G 1/4", G 1/8", andere Gewinde auf Anfrage 1/4", G1/8" Other thread types on demand Einbaulage | Mounting position Umgebungstemperatur | Ambient temperature -25°C bis + 85°C, hohere...
Open the catalog to page 6
Alle Angaben in mm | All specification in mm Einstellschraube | Setting screw M5 DIN 914 Schaltschema | Wiring diagram NO-Contact NC-Contact TECHNISCHE DATEN | TECHNICAL DATA Bestellnummer lOrder no. 360 002 Druckeinstellbereich | Pressure setting range 0,2 - 2 bar Toleranz | Tolerance ± 0,2 bar Arbeitsdruck max. | Working pressure max. 2 bar Uberlastgrenze (statisch) | Overpressure limit max.(static) 5 bar Bauart Resign Membrane federbelastet | Spring-loaded diaphragm Membrane | Diaphragm NBR, Sonderausfuhrung VITON, EPDM | NBR, special design VITON, EPDM Befestigungsart | Manner of fastening...
Open the catalog to page 7
TECHNISCHE DATEN | TECHNICAL DATA Druckeinstellbereich \ Pressure setting range Toleranz \ Tolerance Arbeitsdruck max. \ Working pressure max. Uberlastgrenze (statisch) \Overpressurelimit max.(static) Bauart \ Design Membrane federbelastet \ Spring-loaded diaphragm Kolben federbelastet \ Spring-loaded piston Membrane / Dichtung \ Diaphragm /seal NBR \ Sonderausfuhrung \ Special design \ VITON, EPDM, KALREZ UR \ Sonderausfuhrung \ Special design \ VITON Befestigungsart \ Manner of fastening uber AuRengewinde \Male thread AnschluRgewinde >A< \ Fitting thread >A< G 1/4", G 1/8", M12x1,5, M10x1 kegelig,...
Open the catalog to page 8
TECHNISCHE DATEN | TECHNICAL DATA Alle Angaben in mm | All specification in mm Einstellschraube | Setting screw M2 DIN 914 Schaltschema | Wiring diagram NO-Contact Druckeinstellbereich | Pressure setting range Arbeitsdruck max. | Working pressure max. Uberlastgrenze (statisch) | Overpressure limit max.(static) Bauart Resign Membrane federbelastet | Spring-loaded diaphragm Kolben federbelastet | Spring-loaded piston Membrane / Dichtung | Diaphragm /seal NBR | Sonderausfuhrung | Special design | VITON, EPDM UR | Sonderausfuhrung | Special design \ VITON Befestigungsart | Manner of fastening uber...
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