Data transmission, The object dictionary, Device net user manual – BEI Sensors MHK5 Absolute Hollow Shaft Encoder User Manual

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DEVICE NET USER MANUAL

BEI Sensors SAS

Espace Européen de l’Entreprise

9, rue de Copenhague

B.P. 70044 Schiltigheim
F 67013 Strasbourg Cedex

Tél

: +33 (0)3 88 20 80 80

Fax : +33 (0)3 88 20 87 87

Mail :

[email protected]

Web : www.beisensors.com

2. Data Transmission


The data transmission in the DeviceNet net-
work is realised by message telegrams. Basi-
cally, these telegrams can be divided into the
CAN-ID and 8 following bytes as shown in the
table below:


2.1. The Object Dictionary
Instance Attribute of the Position Sensor Objects

Class Code: 23 hex

Attribute
ID

Access Name

Data Type

Description

1 hex

Get

Number of Attributes

USINT

Number of supported Attributes

2 hex

Get

Attribute

Array of USINT List of supported Attribute

3 hex

Get

Position value

DINT

current position

70 hex

Get /
Set

Code sequence

Boolean

Controls the code sequence
clockwise or counterclockwise

71 hex

Get /
Set

resolution per revolution INT

resolution for one revolution

72 hex

Get /
Set

total resolution

DINT

total measurable resolution

73 hex

Get /
Set

preset value

DINT

setting a defined position value


Get / Set:

: read, write

CAN-ID

Message Header Message Body

11 Bit

1 Byte

7 Byte

Version 05/04

UME-OCD-D2

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