Optical and Mechanical
Encoders
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com
Optical Encoders
Available from your local Grayhill Distributor. For prices and discounts, contact a local Sales Office, an authorized local Distributor or Grayhill.
Custom custom shaft, pushbutton actuation force and termination options are available.
SPECIFICATIONS
Pushbutton Switch Ratings
Rating: 5 Vdc, 10 mA, resistive
Contact Resistance: less than 10 ohms (TTL
or CMOS compatible)
Voltage Breakdown: 250 Vac between mutually
insulated parts
Contact Bounce: less than 4 mS at make, less
than 10 mS at break
Actuation Life: 3,000,000 operations
Actuation Force: 1000 ± 300 grams
Pushbutton Travel: .010 / .025 inch
Encoder Ratings
Coding: 2-bit quadrature coded output
Operating Voltage: 5 ± .25 Vdc
Supply Current: 50 mA maximum at 5 Vdc
Logic High: 3.8V minimum
Logic Low: 0.8V maximum
Logic Rise and Fall Times: less than 30 mS
Operating Torque: 2.0 in-oz ± 1.4 in-oz
initially
Rotational Life: more than 1,000,000 cycles
of operation (1 cycle = 360° rotation and
return)
Shaft Push Out Force: 45 lbs minimum
Mounting Torque: 15 in-lbs maximum
Operating Speed: 100 RPM maximum
Axial Shaft Play: .010 maximum for each
shaft
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: Tested at 100g
for 6 mS, half sine, 12.3 ft/s Test 2: 100g for
6 mS, sawtooth, 9.7 ft/s
CIRCUITRY, TRUTH TABLE AND WAVEFORM: Standard Quadrature 2-Bit Code
Materials and Finishes
Bushing: Zinc casting
Shaft: Aluminum
Shaft Retaining Ring: Stainless steel
Detent Spring: Stainless steel
Printed Circuit Board: NEMA grade FR-4
Terminals: Brass, tin-plated
Mounting Hardware: One brass, nickel-plated
nut and lockwasher supplied with each switch.
(Nut is 0.094 inches thick by 0.562 inches
across flats)
Rotor: Thermoplastic
Code Housing: Reinforced thermoplastic
Pushbutton Dome: Stainless steel
Pushbutton Housing: Thermoplastic
Pushbutton Contact: Brass, nickel-plated
Dome Retaining Disk: Thermoplastic
Strain Relief: Stainless steel
Cable: 28 AWG, stranded/top coated wire,
PVC coated on .050 centers
(cable version only)
Header Pins: Phosphor bronze, tin-plated
Insulator: Glass-filled polyester
Spacer: Zinc casting
ORDERING INFORMATION
Clockwise Rotation
Position Output A Output B
1
2
3
4
•
••
•
• Indicates logic high; blank indicates
logic low. Code repeats every 4
positions.
Series
Style: C = Concentric
Angle of Throw (Deck A): 11 = 11.25° or 32 positions,
15 = 15° or 24 positions, 22 = 22.5° or 16 positions, 30 = 30° or 12 Positions
Angle of Throw (Deck B): 11 = 11.25° or 32 positions,
15 = 15° or 24 positions, 18 = 18° or 20 positions,
22 = 22.5° or 16 positions, 30 = 30° or 12 Positions
62C2211- 02-040 C
Termination: S = stripped cable, C = connector, P = pins
Cable Termination: 040 = 4.0in. Cable is terminated with Amp Connector
P/N 215083-6. See Amp Mateability Guide for mating connector details.
*
Eliminate cable length if ordering pins.
(Ex: 62C2211-02-P)
Pushbutton Option: 01 = w/o pushbutton
02 = with pushbutton
Encoder
17
OUTPUT
A
OUTPUT
B
HIGH
LOW
HIGH
LOW
POSITION NUMBER
1 2 3 4 5 6
8
7
6
5
4
3
2
1
POWER +5V
OUTPUT A
DECK A
OUTPUT B
DECK A
OUTPUT A
DECK B
OUTPUT B
DECK B
N.O.
PUSHBUTTON
SWITCH
DECK B
GROUND
* External pull-up resistors required for operation (2.2kΩ)
R*
R*
PIN#
R*
R*