57M211R ITW Switches

PUSHBUTTON SWITCHES 16MM MINIATURE PANEL SEALED METAL The 57M is a miniature switch designed for rugged environments. The housing is zinc alloy with velour chrome plating. It is available as maintained or momentary action, Electro- mechanical operation with Gold plated contacts and solder terminals. It is ideal for a multitude of applications. APPLICATIONS Security Equipment Industrial Control Medical Equipment Military Equipment Food Processing Transportation Computers KEY FEATURES: ACTUAL SIZE Zinc Alloy/Velour Chrome Plated Panel Sealed to IP67 Center Spot LED and Non-Lighted RoHS Compliant Versions Electro-Mechanical Maintained or Momentary Action Gold Plated Contacts and Terminals ORDERING INFORMATION: Lighted switches come with wires on LEDs to protect from solder heat. * Current limiting resistor is required to limit LED forward current to 20 mA (not included). ** 12 and 24 V resistors are available with wirelead versions only. STANDARDS / AGENCY / RATINGS: Contact an Authorized Distributor or Factory for Pricing www.itwswitches.com 28PUSHBUTTON SWITCHES SERIES 57M: 16MM MINIATURE PANEL SEALED METAL MECHANICAL CHARACTERISTICS PRODUCT DRAWINGS CIRCUIT: 19.8 FLATS FOR SPST-NO-DB (FORM X) .78 16.10 ILLUMINATED 2.2 3.6 16.05 POWER/STANDBY .09 .14 BUTTON TRAVEL (NOM): .634 VERSION ONLY632 2.8 0.5 2.3 .09 .11 X .02 (2) LED WIRES RED: 14.90 OPERATING FORCE (NOM): (+) COLOR 1 18.5 14.82 .73 (-) COLOR 2 .587 3N 306g BLACK: .584 (-) COLOR 1 CONTACT BOUNCE (NOM): (+) COLOR 2 1 ms RECOMMENDED PANEL CUT-OUT 1.3 112 .05 4.4 PANEL THICKNESS: M16 X 1-6g BRITISH ISO METRIC THREAD 0.0 to 6.0 .00 to .24 SOLDER TERMINALS NUT TORQUE (MAX): 11.5 kgf/cm 10 lb/in 2.3 .09 HARDWARE: 3.5 5.590.08 1.270.08 .14 1.0 0.5 .220.003 .050.003 (2) BULK PACKAGED SEALING .04 X .02 (2) SWITCH WASHER AND HEX NUT ARE C L INCLUDED. 2.92 0.08 .115 .003 C L 0.89 0.08 ENVIRONMENTAL SPECIFICATIONS 2.54 0.08 PC TERMINALS .035 .003 (2) .100 .003 LED ACTUATOR INGRESS RECOMMENDED PCB HOLE PATTERN (WITH LED WIRES CLIPPED OFF) PROTECTION: 25.7 IP67 1.01 9.9 OPERATING TEMPERATURE: .39 500 NON-LIT: -40 C to +85 C 19.7 10.5 -40 F to +185 F .41 ILLUMINATED: -25 C to +85 C -13 F to +185 F ELECTRICAL SPECIFICATIONS PVC COVER ON VERSIONS WITH POTTED SLEEVE 5V, 12V, OR 24V RESISTORS CURRENT RATING (resistive): WIRE LEADS OPTION 250mA 12VDC, 100K CYCLES 150mA 28VDC, 150K CYCLES (MOMENTARY) 100mA 48VDC, 100K CYCLES 12.4 .49 10mA 12VDC, 1 MILLION CYCLES BUTTON 3.3 20.0 (MOMENTARY) .13 .79 HEX LIGHT PIPE HOUSING ILLUMINATED DIELECTRIC STRENGTH: FLAT RING 1,000 VAC INSULATION RESISTANCE: 1G OHM 10.9 CONTACT RESISTANCE: .43 METAL PAD ILLUMINATED 50m OHMS CENTER SPOT ILLUMINATION RING ILLUMINATION POWER/STANDBY SYMBOL WIRE LEADS: UL STYLE 1007 MILLIMETERS 26 AWG, STRANDED INCHES Designs and specifications are subject to change without notice due to product improvement. 29 800.544.3354 Copyright 2013 ITW Switches 3/13