Features
Incremental encoder / quadrature output
Exceptionally long operating life
Sturdy construction
Bushing mount
Available with PC board mounting bracket (optional)
RoHS compliant*
ECW - Digital Contacting Encoder
Electrical Characteristics
Output .................................................................................. 2-bit quadrature code, Channel A leads Channel B by 90 electrically 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
Phase Tolerance (CH A to CH B) ............................................................................................................................................................................ 90 72
Environmental Characteristics
Operating Temperature Range .........................................................................................................................................-40 C to +85 C (-40 F to 185 F)
Storage Temperature Range ..........................................................................................................................................-40 C to +85 C (-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 1.0 N-cm (0.25 to 1.50 oz-in)
Mounting Torque .........................................................................................................................................................................79 N-cm (7 lb.-in.) maximum
Shaft Side Load (Static)....................................................................................................................................................................4.5 kg (10 lbs.) minimum
Weight ................................................................................................................................................................................ Approximately 21 gms. (0.75 oz.)
Terminals ................................................................................................................................................................................................. PC pin or solder lug
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 ux
260 C (500 F) max. for 5 seconds
Wash processes .................................................................................................................................................................................... Not recommended
Marking ...........................................................................................................................Manufacturers name and trademark, part number, and date code.
Hardware ................................................. One lockwasher and one mounting nut are shipped with each encoder, except where noted in the part number.
Quadrature Output Table This table is intended to show available outputs as currently de ned.
1/4 CYCLE PER DETENT FULL CYCLE PER DETENT (Normally Open in Detent Shown)
CW Channel A CW Channel A
Closed Circuit Closed Circuit
Open Circuit Open Circuit
Closed Circuit Closed Circuit
Open Circuit Open Circuit
D DDD DD D D DD D D D D D D D D D DDD
Channel B CCW Channel B CCW
RECOMMENDED INCREMENTAL CONTROL DIAGRAM FOR USE WITH A DEBOUNCE CIRCUIT
(CUSTOMER LOGIC CIRCUITRY)
7 9
DIRECTION
5 ms DELAY
DECODE UP/DOWN BINARY
DEBOUNCE
LOGIC COUNTER
(MC 14490) OUTPUT
MAGNITUDE
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Speci cations 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 speci c applications.
*RoHS COMPLIANT ECW - Digital Contacting Encoder
Dimensional Drawings
BUSHING MOUNTED - HOUSING A PANEL HOLE DIMENSIONS
L 0.38
Rear-Facing Terminals Bushing Mounted
(L .015)
22.2 0.25
8.51 6.35
(.874 .010)
(.335) (.250)
9.52
9.14
11.1
DIA.
(.375)
(.360)
27.68 0.25
(.437)
(1.090 .010)
3.17
14.7 0.5
DIA.
DIA.
9.0 28.49 0.25
(.125)
DIA. (.578 .020)
(.354) (1.122 .010)
ACB
M9 X 0.75-6g SPL
1.52
5.69 0.25
(.060)
CHANNEL A CHANNEL B
(.224 .010)
COMMON
PCB BRACKET MOUNTED - HOUSING B PCB MOUNTING DIMENSIONS SOLDER HOLES - HOUSING C
Dimensions not given are the same as Bushing Mounted. (Housing Styles B and E) Dimensions not given are the same as Bushing Mounted.
28.499 .254
C
L
5.74 9.02 23.37 0.25
(1.122 .010)
(.226) (.355) (.920 .010)
11.4
15.2 (.450)
.762 (.600) 2.54
TYP.
17.069
(.030) (.100)
23.6 16.002
(.672)
4 PLCS.
(.930)
(.630)
1.2
DIA. 7 PLCS. 2.54 C
A B
(.047)
1.57 (.100)
ACB
.107
(.062)
6.35 0.25 DIA.
5.08
CHANNEL A CHANNEL B (.042)
(.250 .010)
COMMON (.200)
3 PLCS.
SNAP-IN MOUNT - Housing G
PCB MOUNTING DIMENSIONS
13.08 L 0.38
22.68
(.515) (L .015)
(.893)
22.20 0.25
8.51
11.33
14.68 5.08
(.874 .010)
(.335)
DIA. (.446)
9.53
(0.578 0.20)
6.35
(.375)
(.250)
27.69 0.25
21.11
(1.090 .010)
(.831)
11.10
.97
28.50 0.25
8 X R
(.437)
8.99
(.038)
(1.122 .010)
.635
(.354)
3 X
(.025)
19.76
1.52 2.54
DIA. 10.90
2.54 12.24
2 X
(.778)
(.060) (.100)
(.429)
CHANNEL A CHANNEL B 5.08 (.100) (.482)
7.24 0.25
1.07
COMMON
3 X
(.200)
(.285 .010)
(0.042)
Shaft Style B Shaft Style C Shaft Style J Shaft Style R Shaft Style Y
4.75 .006/-.051
DIA.
6.00 .127
6.32 + 0.03/ 0.06 0.94
4.01 + .051/ .025 (.187 + .003/-.002)
5.54 .076 1.57
4.7
DIA.
(.236 .005)
(.249 + .001/ .003)
(.158 + .002/ .001) (.042)
(.218 .003) (.062)
(.185)
DIA.
DIA.
DIA.
1.19 0.78 1.19
6.32 + 0.03/ 0.06
1.6
(.047) (.031) (.047) 9.65
(.249 + .001/ .003)
1.6 SLOT DEPTH SHAFT) FOR SHAFTS
(.063)
(.380)
14.7 DIMENSION EXTENDS FROM SHAFT END TO BUSHING FACE (.063)
< 1 LENGTH FOR SHAFTS 1 LENGTH = (SHAFT LENGTH, FMS) (BUSHING LENGTH) (.578)
BUSHING MOUNTED - HOUSING H 23.87
(.940)
Front-Facing Terminals
15.87 .038 .13
.25
22.2 .025 (.625 .015) (.005)
(.010)
(.874 .010)
6.35 8.50 .025
9.01 .020
MM
(.250) (.335 .010)
(.355 .008)
1.52
4.01 +.050/-.025
(IN)
1.19
(.060)
(.158 +.002/-.001)
11.09
(.047)
9.52 9.93
(.437)
14.9 .050 DIA.
3.17
(.375) (.391)
DIA.
DIA.
(.587 .020)
(.125)
.635
3 PLCS.
(.025) 3/832 UNEF 2A
2.54 2.54 16.0
2 PLCS. 1.19
(.100) DIA. (.100) (.630)
2.79 17.4 .025
(.047)
1.57
4 PLCS. 2 PLCS.
(.110)
(.685 .010)
(.062)
3.55
4.75 +.076/-.050 CHANNEL A CHANNEL B
DIA.
(.140)
COMMON
(.187 +.003/-.002)
Speci cations 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 speci c applications.