Hardy ANY-WEIGH Bench Scales Manuel d'utilisateur télécharger pdf (Page 37)

Chapter 7 - Operation

7-1

CHAPTER 7 - OPERATION

SCOPE All information contained in Chapter 7 pertains to the

operation of the ANY-WEIGH Bench Scales. We rec

ommend that the processes and procedures contained

in this chapter be followed to insure that the module

give the user maximum quality performance. It is very

important that the user be familiar with this chapter

before operating the weigh module.

Operating Capabilities The ANY-WEIGH series of low profile bench scales

are used in a broad range of industrial or laboratory

applications. Some of these applications include:

• Filling

•Grading

• Check Weighing

• Proportioning

•Batching

DeviceNet Scale

Explicit Message

Request

Parameters

The procedures for sending the Explicit Message

Requests are unique to each PLC and the user needs

to refer to their PLC users guide, PLC DeviceNet

Scanner section for instructions. The DeviceNet Scale

needs the following information to respond to an

Explicit Message Request:

• SERVICE: The DeviceNet Scale can

process the “Get_Attribute_Single”

(14) and “Set_Attribute_Single” (16).

• CLASS: The Device Net parameter

Class is 15.

• INSTANCE: The DeviceNet parame-

ter number can be found in the I&O

section of this manual.

• ATTRIBUTE: The parameter value

attribute number is 1.

•DATA: (varies)

NOTE: Data length can vary, be sure to enter the correct

length (size) of data or problems will occur.

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Hardy ANY-WEIGH Bench Scales Manuel d'utilisateur Page 37