57M-B21G datasheet, PDF - EEWORLD Datasheet

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57M-B21G: DescriptionSpecial Switch, Maintained, Wire Terminal, Panel Mount,; CategoryMechanical and electronic products switch; File Size178KB，2 Pages; ManufacturerITW Switches

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57M-B21G Overview

Special Switch, Maintained, Wire Terminal, Panel Mount,

57M-B21G Parametric

Parameter Name	Attribute value
Objectid	315828926
Reach Compliance Code	compliant
ECCN code	EAR99
Actuator length	0.09 inch
Actuator stroke	2.3 mm
Actuator type	BUTTON TYPE
body height	25.7 mm
Body length or diameter	18.5 mm
Center contact plating	GOLD
Contact (AC) maximum rated R load	0.008A@12VAC
Maximum contact current (AC)	0.008 A
Maximum contact current (DC)	0.008 A
Contact (DC) maximum rated R load	0.008A@12VDC
Contact resistance	0.05 mΩ
Maximum contact voltage (AC)	12 V
Maximum contact voltage (DC)	12 V
Dielectric withstand voltage	1000VAC V
Electrical life	50000 Cycle(s)
End contact plating	GOLD
Shell material	ZINC ALLOY
illumination	GREEN LED
Insulation resistance	1000000000 Ω
Installation features	PANEL MOUNT-THREADED
Maximum operating force	3 N
Maximum operating temperature	85 °C
Minimum operating temperature	-25 °C
seal	IP67
surface mount	NO
Switch action	LATCHED
switch function	SPST
Switch type	PUSHBUTTON SWITCH
Terminal length	0.14 inch
Termination type	WIRE

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P

USHBUTTON

S

WITCHES

16

MM

M

INIATURE

P

ANEL

S

EALED

M

ETAL

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.

A

PPLICATIONS

•

Security Equipment

Industrial Control

Medical Equipment

Military Equipment

Food Processing

Transportation

Computers

A

CTUAL

S

IZE

K

EY

F

EATURES

:

•

Zinc Alloy/Velour Chrome Plated

•

Center Spot LED and Non-Lighted

Versions

•

Maintained or Momentary Action

•

Panel Sealed to IP67

RoHS Compliant

Electro-Mechanical

Gold Plated Contacts and

Terminals

O

RDERING

I

NFORMATION

:

† 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.

S

TANDARDS

/ A

GENCY

/ R

ATINGS

:

®

RoHS

COMPLIANT

2002 / 95 / EC

V

D E

IEC

IP67

COMPLIANT

www.itwswitches.com

28

Contact an Authorized Distributor or Factory for Pricing

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