Optical Encoders
SERIES 62A,V,D
1/2'' Package
FEATURES
• Low Cost
• Long Life
• Available in 3.3 or 5.0 Vdc
Operating Voltages
• High Torque Version
to Emphasize Rotational Feel
• Economical Size
• Optically Coupled for More than a
Million Cycles
• Optional Integral Pushbutton
• Compatible with CMOS, TTL and
HCMOS Logic
• Available in 12,16, 20, 24 and 32
Detent Positions (Non-detent Also
Available)
• Choices of Cable Length and
Terminations
APPLICATIONS
• Global Positioning/Driver
Information Systems
• Medical Equipment
Optical and Mechanical
Encoders
DIMENSIONS
In inches (and millimeters)
Cable Version
.540
(13,72)
.250
(6,35)
.066±.002
(1,68±0,05
.250
(6,35)
.500
(13,26)
.152±.002
(3,9±0,05)
.390
(9,91)
.219±.003
(5,6±0,08)
Ø.250±.002
(6,35±0,05)
.250
(6,35)
.375±.015
(9,52±0,38)
.312
(7,92)
3/8-32 UNEF-2A THREAD
THREADS TO BE WITHIN
.030 (0,76) OF SHOULDER.
.525±.015
(12,95±0,38)
.510±.015
(12,95±0,38)
62AXX-XX-XXXC
XXXX X-X
GRAYHILL
28 AWG CABLE
WIRES ON
.050 (1.27)
CENTERS
654321
.320 REF.
(8,13)
CONNECTOR IS
AMP P/N
215083-6
4.000
±.20
(±5,1)
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois
60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Encoder
7
Optical Encoders
DIMENSIONS
Pin Version
In inches (and millimeters)
Unless otherwise specified, standard tolerance is ±.010 (0.25)
.540
(13,72)
.250
(6,35)
.066 ±.002
(1,68±0,05)
.250
(6,35)
.500
(13,26)
.602
(15,29)
.152±.002
(3,9±0,05)
.219±.003
(5,6±0,08)
.522
.100
(2,54)
TYP.
Ø.250 ±.002
(6,32±0,05)
3/8-32 UNEF-2A THREAD.
THREADS TO BE WITHIN
.030 (0,76) OF SHOULDER.
.375 ±.015
(5,6±0,08)
.312
(7,9)
.250
(6,35)
62AXX-XX-P
XXXX X-X
GRAYHILL
654321
.817
(20,8)
.797
(20,2)
.940±.050
(24,0±1,3)
.470±.020
(12,0±0,5)
Optical and Mechanical
Encoders
.450±.010
(11,43±0,3)
.140±.015
(3,6±0,4)
.620
(15,7)
CIRCUITRY, TRUTH TABLE, AND WAVEFORM
Standard 5.0 Volt (Styles A and D)
PIN #
POWER +5V
R*
OUTPUT A
R*
OUTPUT B
4
5
6
Standard Quadrature 2-Bit Code
Clockwise Rotation
Position Output A Output B
1
2
3
4
•
•
•
•
N.O.
PUSH-
BUTTON
SWITCH
3
2
•
Indicates logic high; blank indicates
logic low. Code repeats every 4
positions.
GROUND
1
3.3 Volt (Style V only)
PIN #
POWER +3.3V
R*
OUTPUT A
OUTPUT B
R*
4
5
6
100
Ω
5%
100
Ω
5%
OUTPUT
A
HIGH
LOW
HIGH
LOW
1
2
3
4
5
6
OUTPUT
B
N.O.
PUSHBUTTON
SWITCH
GROUND
3
2
1
* External pull-up resisitors required for operation (2.2k
Ω)
POSITION NUMBER
Encoder
8
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois
60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Optical Encoders
SPECIFICATIONS
Electrical and Mechanical Ratings
Rating:
5 Vdc, 10 mA, resistive
Contact Resistance:
less than 10 ohms (TTL
or CMOS compatible)
Pushbutton Life:
3 million actuations minimum
Contact Bounce:
less than 4 mS at make and
less than 10 mS at break
Actuation Force:
1000 ±300 grams
Pushbutton Travel:
.010/.025 inch
Coding:
2-bit quadrature coded output
Operating Voltage:
5.0 ±.25 Vdc, 3.30±.125
Vdc (style V only)
Voltage Breakdown:
250 Vac between mutually
insulated parts
Supply Current:
30 mA maximum
Logic Output Characterisitics:
Logic High: 3.8 Vdc (5.0 Vdc); 2.3 (3.3 Vdc)
minimum
Logic Low: 0.8 Vdc maximum
Rotational Life:
1,000,000 cycles minimum
(One cycle is a rotation through all positions
and a full return)
Minimum Sink Current:
2.0 mA for 5 Vdc; 1.0
mA for 3.3 Vdc
Power Consumption:
150 mW maximum for 5
Vdc; 80 mW for 3.3 Vdc
Optical Rise and Fall Times:
less than 30 mS
maximum
Operating Torque:
Style A and V: 2.0 ±1.4 in-oz. initially
Style D: 3.5 ±1.4 in-oz initially
Non-detent: less than 1.5 in-oz initially
Shaft Push Out Force:
45 lbs minimum
Mounting Torque:
15 in-lbs maximum
Terminal Strength:
15 lbs cable pull-out force
minimum
Operating Speed:
100 RPM maximum
Axial Shaft Play:
.010 maximum
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
Mechanical Shock:
Test 1: 100G for 6 mS, half
sine, 12.3 ft/s; Test 2: 100G for 6 mS, sawtooth,
9.7 ft/s
Detent Spring:
Stainless steel
Printed Circuit Boards:
NEMA grade FR-4
gold over nickel or palladium
Terminals:
Brass, tin-plated
Mounting Hardware:
One brass, nickel-plated
nut and stainless steel lockwasher supplied with
each switch. Nut is 0.094 inches thick by 0.562
inches across flats.
Rotor:
Thermoplastic
Code Housing:
Thermoplastic
Pushbutton Dome:
Stainless steel
Dome Retaining Disk:
Thermoplastic
Pushbutton Housing:
Thermoplastic
Phototransistor:
Planar Silicon NPN
Infrared Emitter:
Gallium aluminum arsenide
Pushbutton Contact:
Brass, nickel-plated
Flex Cable:
28 AWG, stranded/top coated wire,
PVC coated on .050 or .100" centers (cabled
version)
Header Pins:
Phospher bronze, tin-plated
Spacer:
ABS
Backplate/Strain Relief:
Stainless steel
Materials and Finishes
Code Housing:
Reinforced thermoplastic
Shaft:
Zinc or aluminum
Bushing:
Zinc casting
Shaft Retaining Ring:
Stainless steel
Optical and Mechanical
Encoders
ORDERING INFORMATION
Series
Style:
A = 1/2" package, 5.0 Vdc Input, D = high torque w/5.0 Vdc input, V = 3.3 Vdc input
Angle of Throw:
Detent
Non-detent (Styles A&V only)
11 = 11.25° or 32 positions
01 = 11.25° or 32 positions
15 = 15° or 24 positions
05 = 15° or 24 positions
18= 18° or 20 positions
08= 18° or 20 positions
22 = 22.5° or 16 positions
02 = 22.5° or 16 positions
30 = 30° or 12 positions
03 = 30° or 12 positions
Pushbutton Option:
01 = w/o pushbutton, 02 = with pushbutton
62A22-01-040S
Termination:
S = Stripped cable; .050" centers
SH = Stripped cable; .100" centers
C = Connector; .050" centers
CH = Connector; .100" centers
P = Pin; .100" centers
Cable Length:
Cable Terminination: 040 = 4.0in. Cable is terminated with
Amp P/N 215083-6. See Amp Mateability Guide for Mating Connector details.
*Eliminate cable length if ordering pins.
(Ex: 62A22-02-P).
These switches have Quadrature 2-bit code output and an optional shaft actuated pushbutton switch.
Custom materials, styles, colors, and markings are available. Control knobs available.
Available from your local Grayhill Component Distributor.
For prices and discounts, contact a local Sales Office, an authorized local Distributor, or Grayhill.
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois
60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Encoder
9
