CARLO GAVAZZI WM4-96 - PROGRAMMING Manual de usuario descargar pdf (Pagina 39)

CARLO GAVAZZI

CONTROLS

SERIAL COMMUNICATION PROTOCOL

WM4-96

V1 R3

Page

Example 22: value of the “12

MAXIMUM” read command in case of “power type” variable

The structure of the value of the power stored in EEPROM is the following:

Word 1 Word 2

2116h 2117h

MSB

… LSB

d.p.

1-word read request command (8 byte):

01h

04h

21h

16h

00h

01h

CRC

read answer frame (7 byte):

01h

04h

02h

19h

E8h

CRC

Value d.p.

1h 9h Eh 8h

Address of 12

MAX value: 2116h

Stored value: 19E8h è value = 19Eh = 414 (decimal);

decimal point position code = 8h = 111.1 k

Considering that, for example, the variable code is 12 (W L1):

W L1 value: 4.14 kW

Example 23: “12

MAXIMUM” reset command

1-word write request command (8 byte):

01h

06h

21h

16h

00h

CRC

Write answer command (8 byte):

01h

06h

21h

16h

00h

CRC

Gross Automation (877) 268-3700 · www.carlogavazzisales.com · [email protected]

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CARLO GAVAZZI WM4-96 - PROGRAMMING Manual de usuario Pagina 39

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