Features
n Incremental encoder / momentary push switch option
n Long operating life
n Sturdy construction
n Snap-in mount
EPS - Digital Contacting Encoder With Momentary Switch Option
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
Electrical Characteristics
Output ...................................................................................2-bit quadrature code, Channel A leads Channel B by 90 º electrically turning clockwise (CW)
Closed Circuit Resistance ...........................................................................................................................................................................5 ohms maximum
Open Circuit Resistance ........................................................................................................................................................................500 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
Encoder Switching Conguration (applies to detented version only) .............................................................................................................. Normally Open
Phase Tolerance (CH A to CH B) .............................................................................................................................................................................90 ° ± 72 °
Environmental Characteristics
Operating Temperature Range ....................................................................................................................................... +1 ºC to +85 ºC (+34 °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
Switch Life ....................................................................................................................................................................................................... 100,000 cycles
IP Rating .......................................................................................................................................................................................................................... IP 40
Mechanical Characteristics
Mechanical Angle .........................................................................................................................................................................................360 ° Continuous
Running Torque ...............................................................................................................................................................0.5 to 1.5 N-cm (0.75 to 2.25 oz-in.)
Mounting Torque ............................................................................................................................................................. 56 to 79 N-cm (5-7 lb.-in.) maximum
Shaft Side Load (Static)..................................................................................................................................................................4.53 kg (10 lbs.) minimum
Weight .................................................................................................................................................................................Approximately 21 gms. (0.75 oz.)
Terminals ..................................................................................................................................................................................Printed circuit board terminals
Soldering Condition .................................................................... Recommended hand soldering using Sn95/Ag5 no clean solder, 0.025 ” wire diameter.
Maximum temperature 399 °C (750 °F) for 3 seconds. No wash process to be used with no clean ux.
Part can be wave soldered at 260 °C (500 °F) for 5 seconds, no wash process with no clean ux.
Marking ...............................................................................................................................................Manufacturer’s name and part number, and date code
Hardware ....................................................... One lockwasher and one mounting nut supplied with each encoder, except where noted in the part number.
Switch Characteristics
Switch Type ...............................................................................................................................................................................Push Momentary, SPST N.O.
Power Rating (Resistive Load) .................................................................................................................................................... 10 milliamps @ 12 volts DC
Closed Switch Resistance ........................................................................................................................... Less than 200 ohms @ 440 gram force on shaft
Switch Travel ................................................................................................................................................................................................... 2.25 ±0.25 mm
Switch Actuation Force ............................................................................................................................................................... 370 ±70 grams (5 ±1 oz.-in.)
Quadrature Output Table - This table is intended to show available outputs as currently dened.
*RoHS COMPLIANT
LEAD FREE
*RoHS COMPLIANT
VERSIONS
AVAILABLE
LEAD FREE
VERSIONS ARE
RoHS COMPLIANT*
FULL CYCLE PER DETENT
(Normally Open in Detent Shown)
RECOMMENDED INCREMENTAL CONTROL DIAGRAM
FOR USE WITH A DEBOUNCE CIRCUIT
1/4 CYCLE PER DETENT
Open Circuit
Channel A
D DDDD DDDDDDDDD DDD
Closed Circuit
Open Circuit
Closed Circuit
CW
CCW
CCW
FULL CYCLE PER DETENT (Normally Open in Detent Shown)
Open Circuit
CW Channel A
DD
Closed Circuit
Open Circuit
Closed Circuit
Channel B
5 ms DELAY
DEBOUNCE
(MC 14490)
97
MAGNITUDE
(CUSTOMER LOGIC CIRCUITRY)
DECODE
LOGIC
UP/DOWN
COUNTER
DIRECTION
BINARY
OUTPUT