Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois

60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com

Optical Encoders

SPeCiFiCATiONS

environmental Specifications

MIL-STD-810FQualified

Humidity: 240hoursat95%humidity

Mechanical Vibration: Harmonicmotionwith

amplitudeof15g,withinavariedfrequencyof

10to2000Hz

Mechanical Shock:

Test1:100gfor6mshalf-sinewavewitha

velocitychangeof12.3ft/sec

Test2:100gfor6mssawtoothwavewitha

velocitychangeof9.7ft/sec

Pushbutton electrical and

Mechanical Specifications

rating: 10mA@5Vdc

Contact resistance: <10ohms

Life: 3 million actuations minimum

Contact Bounce: <4msmake,<10ms

break

Actuation Force: N–None,7–700g,

10–1000g.

Thumbwheel Travel: .060± .015in

rotary electrical and Mechanical

Specifications

Operating Voltage: 5.00±0.25Vdc

Supply Current: 25mAMax.

Output: Opencollectorphototransistor,

externalpullupresistorsarerequired

Output Code: Two-bitquadrature,channelA

leadschannelBby90° electricallyduring

clockwiserotationofthethumbwheel

Logichighshallbenolessthan3.8Vdc

Logiclowshallbenogreaterthan0.8Vdc

Power Consumption: 125mWMax.

Mechanical Life: 1,000,000cyclesof

operationforLowandNon-RotationalTorque.

500,000cyclesofoperationforMedium

RotationalTorque.1cycleisarotation

throughallpositionsandafullreturn.

Average rotational Torque:

M:2.2±.75in-oz,L:1.2±0.5in-oz,N:<0.50

in-oz.Initiallytorqueshallbewithin75%of

initialvaluethroughoutlife.

Materials and Finishes

Face Plate: Plastic

Housing: ABSPlastic

Side Plate: Reinforcedthermoplastic

Wiper: Siliconerubberwithadhesive

Gasket: Siliconerubberwithadhesive

Wheel: Plastic

Shaft: Aluminum

Slide Springs: Musicwire

Detent Spring: Musicwire

Detent Balls:Nickelplatedstainlesssteel

PC Boards: NEMAgradeFR4.Doubleclad

withcopper

Platedwithgoldovernickel

Pushbuttonboardistinplatingovercopper

LeD: GalliumAluminumArsenide

Phototransistor: GoldandAluminumAlloys

Code Section Housing: Reinforcedplastic

Detent Housing: Thermoplastic

Code rotor: Delrin100plastic

Dome: Stainless steel

Dome retainer: Delrin100plastic

Slide rods: Stainless steel

Splining Key: Stainless steel

Actuator: Reinforcedthermoplastic

Screws: AluminumorStainless

Wiper Plate: Copper

Solder: Leadfree(96.5%tin,3%silver,0.5%

copper,noclean)

WAVeFOrM AND TrUTH TABLe

Available from your local Grayhill Component Distributor.Forpricingandiscounts,contactalocalSalesOffice,anauthorizedlocal

Distributor,orGrayhill.

90˚±45˚

1

2

3

4

5

6

R*

R*

N.O.,MOMENTARY

PUSHBUTTONSWITCH

+5Vdc

OUTPUT"A"

OUTPUT"B"

GROUND

PUSHBUTTON

PUSHBUTTON

R*-TWO2.2KRESISTORSREQUIREDFOROPERATION.

POSITION

OUTPUTA

OUTPUTB

#1

#2

#3

#4

Indicateslogichigh;blankindicateslogiclow.

Coderepeatsevery4positions.

POS

#1

POS

#2

POS

#3

POS

#4

POS

#5

POS

#6

OUTPUTA

HIGH(3.8-5V)

LOW(0-.8V)

OUTPUTB

HIGH(3.8-5V)

LOW(0-.8V)

Series

PushbuttonOption:0=NoPushbutton,7=700grams,10=1000grams

Termination:C=.050CenterribbonCablewithconnector

CableTermination:040=4.0inches.CableisterminatedwithAmpConnectorP/N

7-215083-6.

See AmpMateabilityGuideforMatingConnectordetails.

RotationalTorque:N=Non-Detent,L=LowTorque,M=MediumTorque

AngleofThrow:22=22.5°forcodechangeand16detentpositions