3

Subject to reasonable modifications due to technical advances.

Copyright Pepperl+Fuchs, Printed in Germany

Pepperl+Fuchs Group • Tel.: Germany +49 621 776-0 • USA +1 330 4253555 • Singapore +65 67799091 • Internet http://www.pepperl-fuchs.com

WCS3R-LS24A

Interface desription

Byte format

Data protocol

Request bytes

Cycle time: 10 ms

Answer telegram of the read head

Output in increments of 0.25 mm

Out = 1: Read head partly outside of the code rail

OutAll = 1: Read head completely outside of the code rail

DB = 1: Soiled read head optics

Status: 0 = error; 1 = no error

Error: Error number in Err02 ... Err00

Electrical connection

Bit0

Bit1

Bit2

Bit3

Bit4

Bit5

Bit6

Bit7

Start

LSB

MSB

Stop

Byte

000

000

10

Bit7

Bit0

Bit

765

432

10

Byte1

XP07

XP06

XP05

XP04

XP03

XP02

XP01

XP00

Byte2

XP15

XP14

XP13

XP12

XP11

XP10

XP09

XP08

Byte3

XP23

XP22

XP21

XP20

XP19

XP18

XP17

XP16

Byte4

Out

OutAll

DB

Status

0

Err02

Err01

Err00

5 V (intern)

+UB

RxD+

RxD-

1

GND

2

3

4

390

Ω

220

Ω

390

Ω

5 V (intern)

TxD+

TxD-

5

6

390

Ω

220

Ω

390

Ω

1

4

6

7

8

5

3

2