ECW1J-C28-BE0006L datasheet, PDF

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ECW1J-C28-BE0006L: DescriptionDigital Contacting Encoder; File Size309KB，3 Pages; ManufacturerBourns; Websitehttp://www.bourns.com

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ECW1J-C28-BE0006L Overview

Digital Contacting Encoder

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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 º 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 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

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 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 ................................................. 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 deﬁned.

1/4 CYCLE PER DETENT

Closed Circuit

Open Circuit

Closed Circuit

Open Circuit

D D D D D D D D D D D D D D D D D

Channel A

FULL CYCLE PER DETENT

(Normally Open in Detent Shown)

Channel A

Closed Circuit

Open Circuit

Closed Circuit

Open Circuit

Channel B

CCW

Channel B

CCW

RECOMMENDED INCREMENTAL CONTROL DIAGRAM FOR USE WITH A DEBOUNCE CIRCUIT

(CUSTOMER LOGIC CIRCUITRY)

DIRECTION

5 ms DELAY

DEBOUNCE

(MC 14490)

DECODE

LOGIC

MAGNITUDE

UP/DOWN

COUNTER

BINARY

OUTPUT

*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.

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