Optical Encoders
SERIES 63K
High Resolution, Ball Bearing,
4-Pin
FEATURES
• 25, 32, 50, 64, 100, 128 and 256
Cycles per Revolution Available
• Sealed Version Available
• Rugged Construction
• Cable or Pin Version
• 300 Million Life Cycles
• 5,000 RPM Shaft Rotation
DIMENSIONS
In inches (and millimeters)
Top View
.215 (5,46)
(KEYWAY
DEPTH)
1.250 (31,75)
DIA.
.066
.033 (1,68)
(0,84)
.250
.725 ± .025 (6,35)
(18,42 ± 0,64)
1/2-32
UN-2A
THREADS
.249/.250
(6,32/6,35)
.025 (0,64) X 45˚
CHAMFER
Optical and Mechanical
Encoders
.020 (0,51) RADIUS
GRAYHILL XXXX X-X
63KXXX
.350
(8,89)
.497
(12,62)
.001/.004
(0,25/0,10)
(MOUNTING
SURFACE
ON TOP OF
HOUSING)
XXXX X-X
XXX
PIN 1
PIN 2
PIN 3
PIN 4
.219
(5,56)
.650 (16,51) DIA.
MOUNTING
SURFACE
.100 (2,54)
3 PLCS.
.300
(7,62)
EPOXY SEAL
AROUND PINS
AND BACKPLATE
PERIMETER
.310
± .025
(7,87
± 0,64)
.025 (0,64) SQ.
4 PLCS.
.225 (5,72)
Top View
.215 (5,46)
(KEYWAY
DEPTH)
1.250 (31,75)
DIA.
.066
.033 (1,68)
(0,84)
.725 ± .025
(18,42 ± 0,64)
.250
(6,35)
1/2-32
UN-2A
THREADS
.249/.250
(6,32/6,35)
.025 (0,64) X 45˚
CHAMFER
.020 RADIUS
(0, 51)
GRAYHILL XXXX X-X
63RSXXX-XXX
XX X-X
XX-XXX
.350
(8,89)
.497
(12,62)
.219
(5,56)
.650 (16,51) DIA.
MOUNTING
SURFACE
1.132 MAX.
(28,75)
.001/.004
(0,25/0,10)
(MOUNTING
SURFACE
ON TOP OF
HOUSING)
EPOXY SEAL
AROUND HEADER
AND BACKPLATE
PERIMETER
*See ordering
information
for cable length.
DIM. XXX* ±.250
(6,25)
CONNECTOR:
MOLEX PIN
14-56-3046
Unless otherwise specified, dimension tolerances are as follows: linear ± .010 (0,25), diameters ± .010 (0,25), angular ± 5˚
.225 (5,72)
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois
60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
E-26
Optical Encoders
CIRCUITRY AND WAVEFORM: Standard Quadrature 2-Bit Code
PIN #
GROUND
1
OUTPUT
A
10 KΩ
OUTPUT
B
4.7 KΩ
10 KΩ
1 CYCLE
OUTPUT B
2
3
OUTPUT A
POWER 5V
4
CHANNEL A LEADS CHANNEL B BY
90˚ ± 45˚ IN ALL ROTATIONS FOR
CLOCKWISE ROTATION OF SHAFT.
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 10 KΩ 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:
14 nS typical
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.
Materials and Finishes
Bushing:
6262-T9 aluminum alloy
Housing:
Hiloy 610B
Code Rotor and Aperture:
Chemically etched
stainless steel/electroformed nickel
Printed Circuit Board:
NEMA Grade FR-4.
Five microinches minimum gold over 100
microinches minimum nickel over copper
Optical Barrier:
Polyphenylene sulfide, 94 V-0
Backplate:
Polyester
Header:
Phosphor bronze, 200 microinches
tin over 50 microinches nickel (pin version
only)
Infrared Emitter:
Gallium aluminum arsenide
Photo IC:
Planar silicon
Retaining Ring:
Stainless steel
Cable:
26 AWG, stranded/tinned wire, PVC
coated on .100 (2,54) centers (cable version
only)
Connector:
Glass-filled PCT, UL94V-0
Optical and Mechanical
Encoders
Mechanical Ratings
Mechanical Life:
300 million revolutions
Time Life:
Guaranteed for 10 years of
continuous operation (calculated from emitter
degradation data)
Mounting Torque:
20 in-lbs maximum
Terminal Strength:
5 lbs terminal pull-out
force minimum
Solderability:
95% free of pin holes and voids
Operating Torque:
0.5 in-oz maximum (no
detents) for unsealed versions
Externally Applied Shaft Force:
Axial: 15 lbs
maximum; Radial: 15 lbs maximum
Bearing Subassembly
Bearing:
NSK ABEC 5 (stainless steel)
Preload Collar:
303 (stainless steel)
Spacer:
303 (stainless steel)
Bellville Spring:
spring steel (stainless steel)
ORDERING INFORMATION
Series
Style:
K = Standard, 4-pin, high resolution
KS = Sealed, 4-pin, high resolution
Cycles:
per channel per revolution = 25, 32, 50, 64, 100, 128, 256
63KS256–020
Termination:
Blank (no dash or numbers): pins as described in drawing.
Cable Termination: 020 = 2.0 inches minimum to 250 = 25 inches maximum. Provided in increments of 1/2
inch. (Example 035 = 3.5", 060 = 6".) Cable is terminated with standard Molex part no. 14-56-3046. Use any
standard .100 center 4-pin header to interface with cable. Recommended to be mounted with Molex
header part no. 70543-0003 or 70553-0003.
Control knobs available, see page E-39.
Available from your local Grayhill Distributor.
For prices and discounts, contact a local Sales Office, an authorized local Distributor or Grayhill.
E-27
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois
60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
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