Yokogawa JUXTA M Series Digital Limit Alarms MVTK Uživatelský manuál stáhnout pdf (Strana 30)

3-16

IM 77J04J11-01E 1st Edition : 2006.08.25-00

WRW Writes data into D registers and I relays on a word-by-word basis in

random order

● Function

Writes register data specified for each register into the registers specified in random order

by the specified number of words.

• The number of words to be written into at a time is 1 to 32.

• For the format of response in the event of failure, see subsection 3.1.2.

• The command shown below includes the checksum function.

When performing communication without checksum, do not include the 2-byte

checksum element in the command.

● Command/Response (for normal operation)

Number of Bytes 1 2 2 1 3 2 5 1 4 1

Command

element

STX Address

number

(ADR)

CPU

number

0 WRW dddd1Number

of words

(n)

number 1

Comma

or space

Comma

or space

• • • Checksumdddd2 ETX CR

• • •

number 2

Comma

or space

ddddn

number n

Comma

or space

51 11

Number of Bytes 1 2 2 2 2 1 1

Response

element

STX Address

number

(ADR)

CPU

number

OK CRChecksum ETX

Write data is specified in a 4-digit character string (0000 to FFFF) in hexadecimal.

Command (continued)

ddddn: write data of the specified number of words

ddddn is a character string in hexadecimal.

n=1 to 32

● Example:

Writing 20.0 and 15.0 into the alarm-1 setpoint (D0101) and alarm-2 setpoint (D0102) of the M

Series with address number 10 respectively.

[Command]

[STX]10010WRW02D0101,00C8,D0102,00968F[ETX][CR]

200 in decimal

(Alarm-1 setpoint is 20.0.)

150 in decimal

(Alarm-2 setpoint is 150.0.)

OK is returned in response to the above command.

[Response]

[STX]1001OK5C[ETX][CR]

1 2 ... 25 26 27 28 29 30 31 32 33 34 35 ... 69 70

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