Optical Encoders
SERIES 60A
Joystick
FEATURES
• Optical Encoder, Pushbutton, and
Joystick in One Shaft
• Long Life, High Reliability
• Compatible with CMOS, HCMOS,
and TTL Logic
• Choices of Cable Length and
Termination
• Customized Solutions Available
APPLICATIONS
• Global Positioning/Driver
Information Systems
• Medical Equipment Control
• Radio Control
• Robotics
• Commercial Appliances
DIMENSIONS
in inches (and millimeters)
.050” Stripped Cable
.050” Pin Header
60A18-X-RAC
Optical and Mechanical
Encoders
Unless otherwise specified, standard tolerance are:
Linear ± .025
Diameter ± .010
Angle ± 2.0°
CIRCUITRY AND JOYSTICK OPERATION
Standard Quadrature 2-Bit Code
N/A
10
N/A
X DIRECTION
JOYSTICK
Y DIRECTION
JOYSTICK
PIN #
9
8
7
6
R*
R*
5
4
3
2
1
Y HIGH*
POWER +5.0V
OUTPUT A
OUTPUT B
NORMALLY OPEN
PUSHBUTTON
SWITCH
GROUND
X LOW
2.5V
X HIGH
Y LOW
* DEFINED BY LOCATING PIN ON TOP OF HOUSING
*EXTERNAL PULL-UP RESISTORS REQUIRED FOR OPERATION (2.2k
Ω).
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois
60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Optical Encoders
WAVEFORM AND TRUTH TABLE
HIGH
LOW
HIGH
LOW
1
2
Standard Quadrature 2-Bit Code
Clockwise Rotation
Position
1
2
3
4
Output A
Output B
OUTPUT
A
OUTPUT
B
•
Indicates logic high; blank indicates
logic low. Code repeats every 4 positions.
•
•
•
•
Infrared Emitting Diode Chips:
Gallium
aluminum arsenide
Silicon Phototransistor Chips:
Gold and
aluminum alloys
Resistors:
Metal oxide on ceramic substrate
Solder Pins:
Brass, Plated with tin
Shaft:
Polyamide polymer (nylon 6/10 alloy)
with stainless steel insert
Detent Balls:
Carbon steel plated with nickel
Detent Springs:
Music wire plated with tin
Code Rotor:
33% Glass reinforced nylon 66
Pushbutton Dome:
Stainless steel
Pushbutton Dome Retainer:
Polycarbonate
Joystick Housing:
Polyamide polymer
(nylon 6/10 alloy)
Joystick Contact:
Stainless steel, silicone
rubber, brass with silver cladding, high-temp
thermoplastic, phosphor bronze with silver
cladding
Cable:
Copper stranded with plating in PVC
insulation
Connector:
PA 4.6 with tin over nickel plated
phosphor bronze
Lockwashers:
Stainless steel with passivate
finish
Hex Nuts:
303 Stainless steel
Label:
TT406 Thermal transfer cast film
Solder:
Sn/Ag/Cu, Lead-Free, No Clean
Mounting Nut:
Polyurethane
Lubricating Grease:
Nye nyogel 774L
3
4
5
6
SPECIFICATIONS
POSITION NUMBER
Rotary Electrical and Mechanical
Ratings
Operating Voltage:
5.00 ± 0.25 Vdc
Supply Current:
20 mA maximum at 5 Vdc
Output:
Open collector phototransistor.
External pull up resistors are required
Output Code:
2-Bit quadrature, channel A
leads channel B by 90° electrically during
clockwise rotation of the shaft
Logic Output Characteristics:
High: No less than 3.5 Vdc
Low: No greater than 1.0 Vdc
Minimum Sink Current:
2.0 mA
Power Consumption:
100 mW maximum
Mechanical Life:
1 million rotational cycles
of operation (1 cycle is a rotation through all
positions and a full return)
Average Rotational Torque:
2.0 ± 1.0 in-
oz initially, torque shall be within 50% of
initial value throughout life
Mounting Torque:
15 in-lbs. maximum
Shaft Push-Out Force:
45 lbs minimum
Shaft Pull-Out Force:
45 lbs minimum
Shaft Side-Load Force:
20 lbs max.
Terminal Strength:
15 lbs terminal pull-
out force minimum for cabled and header
termination
Solderability:
95% free of pin holes and
voids
Actuation Force:
400 ± 150 grams force
Shaft Travel:
0.020 ± 0.010 inches
Joystick Electrical and Mechanical
Ratings
Supply Current:
5 mA maximum
Output Code:
2-Bit
Logic Output Characteristics:
Neutral: 2.5 ± 0.5 Vdc
High: > 4.5 Vdc
Low: < 0.5 Vdc
Angle of Throw:
8° ± 2° in all directions
Life:
500,000 actuations in each direction
Optical and Mechanical
Encoders
Environmental Ratings
Operating Temperature Range:
-40°C to
85°C
Storage Temperature Range:
-55°C to
100°C
Relative Humidity:
96 hours at 90-85%
humidity at 40°C
Vibration:
Harmonic motion with ampli-
tude of 15g, within a varied 10 to 2000 Hz
frequency for 12 hours
Mechanical Shock:
Test 1: 100g for 6ms half-sine wave with a
velocity change of 12.3 ft/s
Test 2: 100g for 6ms sawtooth wave with a
velocity change of 9.7 ft/s
Pushbutton Electrical and
Mechanical Ratings
Materials and Finishes
Rating:
10 mA at 5 Vdc resistive
Contact Resistance:
less than 10 ohms
Life:
1 million actuations minimum
Contact Bounce:
< 4 mS make, 10 mS
break
Assembly Studs:
305 Stainless steel
Detent Housing:
Polyamide polymer (nylon
6/10 alloy)
Printed Circuit Boards:
Glass cloth epoxy
double clad with copper gold over nickel
plated
OPTIONS
Contact Grayhill for custom terminations,
rotational torque, number of positions, shaft
configurations, and resolutions. Control knobs
are also available.
ORDERING INFORMATION
Series
Angle of Throw:
Detent: 18 = 18° or 20 positions; Non-detent: 08 = 18° or 20 positions;
Non-Turn: 00 = Joystick and Pushbutton only
Joystick Contacts:
2 = 2 Discrete Contacts
4 = 4 Discrete Contacts
8 = 4 Contacts in 8 possible directions
Termination:
S = 4.0in Stripped cable; .050” centers;
C = 4.0in Cable with Amp Connector P/N 215083-8; .050” centers;
(See Amp Mateability Guide for mating connector details)
P = Pins; .050” centers
RAC = Right Angle Connector: JST SM08B-GHS-TB(LF)(SN); .050” centers
(See JST Connector Guide for mating connector details)
Cable Length:
020 = 2in. 030 = 3in. 040 = 4in. 050 = 5in. 060 = 6in. 080 = 8in. 100 = 10in. 120 = 12.5in.
*Eliminate cable length if ordering “P” or “RAC” termination option
*60A18-4-RAC available as standard P/N, for additional options, please contact Grayhill
60A18-4-040S
60A18-X-RAC
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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