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Optical encoders, Dimensions, Specifications – Grayhill Human Interface Optical Encoders 61R Series User Manual

Page 4: Electrical ratings, Mechanical ratings, Environmental ratings, Cable version

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Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com

Optical and Mechanical

Encoders

Optical Encoders

DIMENSIONS

in inches (and millimeters)

SPECIFICATIONS

Electrical Ratings

Operating Voltage: 5.0 ±.25 Vdc
Supply Current: 30 mA maximum at 5 Vdc
Logic Output Characteristics:
Output Type: Open collector with integrated
Schmitt Trigger and 10K ohms pull-up resistor

Maximum Sink Current:

16 mA at .40 volts

Power Consumption: 150 mW maximum
Optical Rise Time: 500 nS typical
Optical Fall Time: 16 nS typical

Mechanical Ratings

Mechanical Life: 10 million revolutions
Time Life: Guaranteed for 10 years of continuous
operation (calculated from emitter degradation data)
Mounting Torque: 20 in-lbs maximum
Shaft Push Out Force: 100 lbs
Terminal Strength: 5 lbs terminal pull-out force
minimum
Solderability: 95% free of pin holes and voids
Operating Torque: 1.5 in-oz maximum (no
detents) for unsealed versions

Environmental Ratings

Operating Temperature Range: -40°C to 85°C
Storage Temperature Range: -55°C to 100°C
Relative Humidity: 90-95% at 40°C for 96 hours
Vibration Resistance: Harmonic motion with
amplitude of 15g, within a varied 10 to 2000
Hz frequency for 12 hours per MIL-STD-202,
Method 204
Shock Resistance: Test 1: 100g for 6 mS, half-
sine wave with velocity change of 12.3 ft/s. Test
2: 100g for 6 mS, sawtooth wave with velocity
change of 9.7 ft/s.

Cable Version

CIRCUITRY, TRUTH TABLE, AND WAVEFORM: Standard Quadrature 2-Bit Code

1 CYCLE

OUTPUT

A

OUTPUT

B

CHANNEL A LEADS CHANNEL B BY
90 – 45 IN ALL ROTATIONS FOR
CLOCKWISE ROTATION OF SHAFT.

90 – 45

1

2

3

5

4

10 K

10 K

PIN #

GROUND

NO CONTACT

OUTPUT A

POWER 5V

OUTPUT B

GRAYHILL XXXX X-X

61RXXX-XXX

XXXX X-X

XX-XXX

UNLESS OTHERWISE SPECIFIED, DIMENSION TOLERANCES ARE AS FOLLOWS:

LINEAR .010 (.25), DIAMETERS .010 (.25), ANGULAR 5˚

1.250 DIA

(31.75)

.219

(5.57)

.033

(.84)

.066

(1.68)

.250

(6.35)

.501

(12.73)

.725

±.025

(18.4

±2.64)

.350

(8.89)

.249/.250 DIA

(6.32/6.34)

.025 X 45˚

(.64)

CHAMFER

3/8 - 32

UNEF-2A

THREADS

CABLE LENGTH

6.000, 25

(6.000, 7)

CONNECTOR IS

MOLEX P/N

14-56-3056

OR EQUIVALENT

PIN #1

.550 DIA

(13.97)

MOUNTING

SURFACE

.152

(3.86)

KEYWAY DEPTH

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