Features
■ Quadrature output
■ Detent option
■ Snap-in PC board mount
■ Long operating life
■ Incremental output
■ Up to 24 full quadrature outputs per
revolution
ES Series - Shaftless Contacting Encoders
Electrical Characteristics
Output ..............................................................................................................2-bit quadrature code, Channel A leads Channel B turning clockwise (CW)
Closed Circuit Resistance..........................................................................................................................................................................5 ohms maximum
Open Circuit Resistance.......................................................................................................................................................................100 K ohms minimum
Contact Rating ................................................................................................................................................. 10 milliamp @ 10 VDC or 0.1 watt maximum
Insulation Resistance (500 VDC) ...................................................................................................................................................1,000 megohms minimum
Dielectric Withstanding Voltage (MIL-STD-202 Method 301)
Sea Level............................................................................................................................................................................................1,000 VAC minimum
Electrical Travel..................................................................................................................................................................................................... Continuous
Contact Bounce (15 RPM)...............................................................................................................................................................5 milliseconds maximum
RPM (Operating)...............................................................................................................................................................................................120 maximum
Environmental Characteristics
Operating Temperature Range ...................................................................................................................................... -40 ºC to +85 ºC (-40 °F to +185 °F)
Storage Temperature Range ......................................................................................................................................... -40 ºC to +85 ºC (-40 °F to +185 °F)
Humidity ...............................................................................................................................................................MIL-STD-202, Method 103B, Condition B
Vibration ..........................................................................................................................................................................................................................15 G
Contact Bounce..........................................................................................................................................................................0.1 millisecond maximum
Shock ..............................................................................................................................................................................................................................50 G
Contact Bounce..........................................................................................................................................................................0.1 millisecond maximum
Rotational Life ................................................................................................................................................................................ 200,000 shaft revolutions
IP Rating..........................................................................................................................................................................................................................IP 40
Mechanical Characteristics
Mechanical Angle................................................................................................................................................................................................. Continuous
Running Torque (Detented).............................................................................................................................................0.5 to 1.5 N-cm (0.75 to 2.25 oz-in.)
Undetented Torque.......................................................................................................................................................0.17 to 0.8 N-cm (0.25 to 1.25 oz-in.)
Weight .....................................................................................................................................................................................Approximately 8 gm (0.28 oz.)
Terminals ................................................................................................................................................................................ Printed circuit board terminals
Soldering Condition
Manual Soldering...................................................96.5Sn/3.0Ag/0.5Cu solid wire or no-clean rosin cored wire; 370 °C (700 °F) max. for 3 seconds
Wave Soldering........................................................................... 96.5Sn/3.0Ag/0.5Cu solder with no-clean flux; 260 °C (500 °F) max. for 5 seconds
Wash Processes...............................................................................................................................................................................Not recommended
Marking............................................................................................................................Manufacturer’s name and trademark, part number and date code
Hardware............................................................................................................................................................................................. No hardware supplied
Quadrature Output Table
This table is intended to show available outputs as currently defined.
1/4 CYCLE PER DETENT
CW
FULL CYCLE PER DETENT (Normally Open in Detent Shown)
Channel A
CW
Channel A
Closed Circuit
Closed Circuit
Open Circuit
Open Circuit
Closed Circuit
Closed Circuit
Open Circuit
Open Circuit
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
Channel B
Channel B
CCW
CCW
RECOMMENDED INCREMENTAL CONTROL DIAGRAM FOR USE WITH A DEBOUNCE CIRCUIT
(CUSTOMER LOGIC CIRCUITRY)
7
9
DIRECTION
5 ms DELAY
DEBOUNCE
(MC 14490)
DECODE
LOGIC
UP/DOWN
COUNTER
BINARY
OUTPUT
MAGNITUDE
*RoHS Directive 2002/95/EC Jan 27, 2003 including Annex.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications