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SMA / SMF

Product catalog summary

Overview: The document provides technical specifications and ordering information for the SMA and SMF pressure switches by Anfield Sensors, suitable for hydraulic and pneumatic applications.

Specifications:

Adjustment Range: Models available with pressure ranges from 10-5000 PSI (0.7-345 BAR).
Electrical Ratings: 5A [12/24 VDC, 125 VAC] or 3A [250 VAC], with optional 10A or gold contact.
Protection Ratings: IP65 for DIN 43650A, IP00 for spades, IP64 for flying leads, and IP67 for flying leads with CA/CS option.
Temperature Range: Media temperature ranges from -20°F to 248°F depending on diaphragm material.
Mechanical Life: 1,000,000 cycles at 1000 PSI (69 BAR).
Materials: Standard diaphragm material is Nitrile, with optional Viton, EPDM, or HNBR. Housing is zinc-plated steel, with optional stainless steel.
Maximum Overpressure: 9000 PSI (620 BAR), 4700 PSI (324 BAR) for SMA-3 model.

Features:

Snap action micro switch.
Factory set or field adjustable options.
Diaphragm/piston design for longevity.
Wide adjustment range and high proof pressures.

Applications: Suitable for hydraulic system control, material handling equipment, lubrication systems, and garbage compactors.

Ordering Information:

Pressure Selection: Field adjustable or factory preset with specific model codes.
Thread Options: Various male thread options including NPT, BSPP, SAE, and ISO standards.
Circuit Options: SPST (Normally Open/Closed) and SPDT configurations.
Electrical Termination: Options include DIN connectors, flying leads, and spades.
Additional Options: Include diaphragm material, housing material, contact type, and protective covers.

Catalog excerpts

PRESSURE SWITCH DESCRIPTION The SMA pressure switch is ideal for many hydraulic and pneumatic applications. It utilizes a proven piston/ diaphragm design to provide excellent accuracy and high proof pressures with zero leakage. Any flying leads are available with IP67 rating “CA” & “CS” option, making it an exceptional product for outdoor environments. APPLICATIONS Fea tu Opt ring IP6 ional 7 “CA Rating ”& “CS ” Snap action micro switch Factory set or field adjustable Diaphragm/piston design for longevity Wide adjustment range High proof pressures Hydraulic system control Material handling equipment Lubrication systems Garbage compactors * UL available for certain models Pressure Range 5A [12/24 VDC, 125 VAC] or Optional: 10A or Gold Contact Switch Type Snap Action DIN 43650A (18 mm): IP65 Spades: IP00 Flying Lead: IP64 Flying Lead with CA/CS: IP67 Media Temperature Range Adjustment Range Ambient Temperature Range Mechanical Life Expectancy Zinc Plated Steel (Optional Stainless Steel) Maximum Overpressure Standard: Nitrile Optional: Viton, EPDM, HNBR Housing Material Diaphragm Material 9000 PSI (620 BAR) 4700 PSI (324 BAR) for SMA-3 model +/- 2% of full set point range at 20°C (68°F) 5/64" ALLEN WRENCH ADJUSTMENT SCREW 50 1.97 Wiring Code Optional IP67 Protective Cap CA (Adjustable) CS (Factory Set) FLWF / FLWM FLDR / FLDP FLYING LEADS SPDT MODEL SPST MODEL SPDT MODEL SPST MODEL NORMALLY CLOSED NORMALLY OPEN CONTACT COMMON

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Field Adjustable Description PSI Rising Pressure 1/8 NPT male 1/4 NPT male 1/8 BSPP male, G1/8 1/4 BSPP male, G1/4 7/16-20 SAE male, with O-ring seal 7/16-20 SAE male, with O-ring seal, adjustable 9/16-18 SAE male, with O-ring seal M10 X 1.0 male, with O-ring seal (ISO 6149-2) M12 X 1.5 male, with O-ring seal (ISO 6149-2) - SPST (Normally Open) - SPST (Normally Closed) - SPDT (Single Pole Double Throw : Normally Open and Normally Closed) - Electrical Termination: HC HN FL FLWF FLWM FLDP FLDR FLCM FLCF FLPM FLPF SP Insert set point value XXX followed by: R, F, BR, or BF Adjustment Range PRESSURE...

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SMA / SMF

SMA / SMF

Catalog excerpts

All Anfield Sensors Inc. catalogs and technical brochures