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.

ECW - Digital Contacting Encoder

How to Order

PART NUMBERING SYSTEM

EC W 1

J

-

B 2

4

-

B C 0

0

24L

Code

C

Rotational Life

200,000 Revolutions

Code

W

L

T

Description

9 mm x 1/4 " Length. Threaded M9x0.75

9 mm x 3/8 " Length. Threaded M9x0.75

(Use B shaft only.)

9 mm x 1/4 ". No Thread.

BUSHING CONFIGURATION

Code

0

1

Description

Not Applicable

Normally Open

SWITCHING CONFIGURATION (In Detent Position)

Applies to performance codes B0012 and C0024

only, use code "0" for all other performance codes.

Code

J

D

Description

9:00 Position

None

ANTI-ROTATION LUG POSITION

Code

B

C

R

Y

J

Description

Plain with Inserted Slot (1/4 " Dia.)

Single Flatted (1/4 " Dia.)

Plain with Cross Slot (6 mm Dia.)

Split Shaft Version (.185 " Dia.)

Flatted Shaft (3/16 " Dia.)

SHAFT STYLE (See Outline Drawing for Details)

Features

Terminal Cover

Rear-Facing Terminals

Solder Holes

PCB Bracket

Hardware Included

Snap-In Mount

Forward-Facing Terminals

*Bushing code T only.

HOUSING TERMINAL CONFIGURATION

(X indicates “Equipped With”

Code

A

X

X

X

B

X

X

X

C

X

X

D

X

X

E

X

X

X

X

F

X

X

X

G*

X

X

X

H

X

X

K

X

Code

16

20

24

28

32

36

19

22

24

SHAFT LENGTH (FMS)

Available

Shaft Styles

B

J

B, C, J, Y

B, C, J, Y

B, C, J, Y

B, C, J, Y

R

R

R

Description

1/2 " Length

5/8 " (15.9 mm) Length

3/4 " (19 mm) Length

7/8 " (22.2 mm) Length

1 " (25.4 mm) Length

1-1/8 " (28.6 mm) Length

Metric

19 mm Length

22 mm Length

24 mm Length

The sample part number demonstrates the identification

code for Bourns contacting encoders.

Boldface features are Bourns standard options. All others

are available with higher minimum order quantities.

Code

E0006

E0009

E0012

E0024

E0036

B0012

C0006

C0024

D0009

PERFORMANCE CODE

Cycles/Rev.

6

9

12

24

36

12

6

24

9

Detents

0

0

0

0

0

12

24

36

Code

L

Description

Compliant

RoHS IDENTIFIER

REV. 02/13