Optical Encoders
CIRCUITRY, TRUTH TABLE, AND WAVEFORM
Standard Quadrature 2-Bit Code
PIN #s
POWER +5 V
OUTPUT A
OUTPUT B
POWER +5 V
(LED)
GROUND
NORMALLY OPEN
PUSHBUTTON
SWITCH
GROUND
150
5%
R*
R*
8
7
6
5
4
3
2
1
OUTPUT
A
OUTPUT
B
HIGH
LOW
HIGH
LOW
1
2
3
4
5
6
Clockwise Rotation
Position
Output A
Output B
1
2
3
4
•
Indicates logic high; blank indicates
•
•
•
•
POSITION NUMBER
logic low. Code repeats every 4 positions.
* ExTERNAL PULL-UP RESISTORS REQUIRED FOR OPERATION (2.2k).
** Circuit shown with on-board lighting system. Versions without on-board lighting ** sys-
tem do not have LED power connections. Refer to standard 62A series for circuitry.
SPECIFICATIONS
Pushbutton Switch 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:
500 ±300 grams
Pushbutton Travel: .010/.025 inch
Operating Torque:
Detent: 2.0 ±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
Switch Ratings
Coding: 2-bit quadrature coded output
Operating Voltage: 5.0 ±.25 Vdc
Voltage Breakdown: 250 Vac between
mutually insulated parts
Supply Current:
30 mA maximum
Logic Output Characterisitics:
Logic High: 3.8 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
Power Consumption: 150mW maximum
Optical Rise and Fall Times: less than 30
mS maximum
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's, 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
Materials and Finishes
Shaft Retaining Ring: Stainless steel
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
0.433 inches across flats)
Rotor: Thermoplastic
Code Housing:
Thermoplastic
Pushbutton Dome: Stainless steel
Dome Retaining Disk:
Thermoplastic
Pushbutton Housing: Thermoplastic
Phototransistor: Planar Silicon NPN
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
Lockwasher: Stainless steel
Light Pipe:
Thermoplastic
LED Housing:
Thermoplastic
Optical and Mechanical
Encoders
Code Housing:
Reinforced thermoplastic
Shaft:
Aluminum
Bushing: Zinc casting
OPTIONS
ORDERING INFORMATION
62F22-01-040S-L
Contact Grayhill for custom terminations, shaft
and bushing configurations, and resolutions.
Control knobs are also available.
Series
Angle of Throw: Detent
Non-detent
11 = 11.25° or 32 pos.
01 = 11.25° or 32 positions
15 = 15° or 24 positions
05 = 15° or 24 positions
18 = 18° or 20 pos.
08 = 18° or 20 positions
22 = 22.5° or 16 positions
02 = 22.5° or 16 positions
Pushbutton Option: 01 = w/o pushbutton, 02 = with pushbutton
LED:
blank = no LED, L = supplied with LED
Termination: S = Stripped cable; S-L = Stripped cable, LED;
C = Connector; C-L = Connector, LED; P = Pin; P-L = Pin, LED
Cable Termination: 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)
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
25