MRA206-BG datasheet, PDF - EEWORLD Datasheet

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MRA206-BG: DescriptionHalf-Inch Diameter Process Sealed Rotary Switch; no positions: 2 ~ 6; index stops: Adjustable; no decks: 1; no poles per deck: 2; Poles: DP6T; contact timing: Non-Shorting (BBM); Current Rating: 250mA (AC); Rating (AC): 125V; Actuator Type: Knob; actuator length: 14.30mm; angle of throw: 30?; contact material: Copper; contact finish: Silver; Mounting Type: Panel Mount, Through Hole; Termination Style: PC Pin; Features: Process Sealed; depth behind panel: 17.00mm; Rating: 0.25; CategoryMechanical and electronic products switch; File Size868KB，6 Pages; ManufacturerNDK; Websitehttp://www.ndk.com/en/; Environmental Compliance

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MRA206-BG Overview

Half-Inch Diameter Process Sealed Rotary Switch; no positions: 2 ~ 6; index stops: Adjustable; no decks: 1; no poles per deck: 2; Poles: DP6T; contact timing: Non-Shorting (BBM); Current Rating: 250mA (AC); Rating (AC): 125V; Actuator Type: Knob; actuator length: 14.30mm; angle of throw: 30?; contact material: Copper; contact finish: Silver; Mounting Type: Panel Mount, Through Hole; Termination Style: PC Pin; Features: Process Sealed; depth behind panel: 17.00mm; Rating: 0.25

MRA206-BG Parametric

Parameter Name	Attribute value
Brand Name	NKK Switches
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	NDK
Reach Compliance Code	compliant
Manufacturer's serial number	MR
Switch type	ROTARY SWITCH

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Series MR

Toggles

Half-Inch Diameter Process Sealed Rotaries

Rockers

General

Specifications

Electrical Capacity (Resistive Load)

For MRA:

For MRF or MRK:

250mA @ 125V AC

0.4VA maximum @ 28V AC/DC maximum

(Applicable Range 0.1mA ~ 0.1A @ 20mV ~ 28V)

Note: Find additional explanation of operating range in Supplement section.

Pushbuttons

Programmable Illuminated PB

Other Ratings

Contact Resistance:

Insulation Resistance:

Dielectric Strength:

Mechanical Life:

Electrical Life:

Range of Operating Torque:

Contact Timing:

Indexing:

Keylocks

10 milliohms maximum for MRA; 50 milliohms maximum for MRF & MRK

100 megohms minimum @ 500V DC

1,000V AC minimum for 1 minute minimum for MRA

500V AC minimum for 1 minute minimum for MRF & MRK

30,000 operations minimum

10,000 operations minimum

0.02 ~ 0.07Nm for MRA; 0.005 ~ 0.02Nm for MRF & MRK

Nonshorting (break-before-make)

MRA – self-cleaning, sliding contact; MRF & MRK – self-cleaning, rotary contactor disk

30°

Materials & Finishes

Slides

Shaft:

Stopper Plate:

Bushing/Housing:

Movable Contacts:

End Contacts & Terminals:

Common Contacts & Terminals:

Base:

Brass with nickel plating

Steel with zinc plating for MRA & MRK; polyamide cover with stopper for MRF

Zinc alloy with zinc plating

Copper with silver plating for MRA; phosphor bronze with gold plating for MRF & MRK

Brass with silver plating for MRA; phosphor bronze with gold plating for MRF & MRK

Diallyl phthalate for MRA; fiberglass reinforced polyamide for MRF & MRK

Rotaries

Environmental Data

Tactiles

Operating Temperature Range:

Humidity:

Vibration:

Shock:

Sealing:

Tilt

–10°C through +70°C (+14°F through +158°F)

90 ~ 95% humidity for 96 hours @ 40°C (104°F)

10 ~ 55Hz with peak-to-peak amplitude of 1.5mm traversing the frequency range & returning

in 1 minute; 3 right angled directions for 2 hours

50G (490m/s

) acceleration (tested in 3 right angled directions, with 3 shocks in each direction)

MRK model meets IP67 of IEC60529 standards

Installation

Touch

Mounting Torque:

Cap Installation Force:

.686Nm (6.08 lb

•

in)

19.6 ~ 29.4N (4.41 ~ 6.61 lbf) for MRA & MRK

Processing

Indicators

Soldering Time & Temperature:

Cleaning:

Accessories

Wave Soldering for MRA: See Profile A in Supplement section.

Wave Soldering for MRF & MRK: See Profile B in Supplement section.

Manual Soldering for MRA: See Profile A in Supplement section.

Manual Soldering for MRF & MRK: See Profile B in Supplement section.

Automated cleaning recommended. Stopper plate, as well as washers for MRA & MRK, must be in

place to maintain automated cleaning. See Cleaning specifications in Supplement section.

Standards & Certifications

Supplement

MRA, MRF, & MRK models have not been tested for UL recognition or CSA certification.

These switches are designed for use in a low-voltage, low-current, logic-level circuit.

When used as intended in a logic-level circuit, the results do not produce hazardous energy.

G16

www.nkkswitches.com

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