Keyence DL-PN1 User Manual download pdf (Page 12)

- PROFINET Communication Unit DL-PN1 User's Manual (IB) -

Record Data Communication

 What is record data communication?

Record data communication is a function that performs communication by issuing

commands when desired. It is used for applications which do not require the punctuality

of data I/O communication, such as reading and writing I/O device settings.

 Basic Format and Flow of Record Data Communication

Record data communication uses function block, which blocks circuits being used in a

program. For Siemens SIMATEC Manager / TIA Portal, use SFB52"RD REC" and

SFB53"WR REC".

(1) Record data

communication command

(3) Record data

communication response

I/O controller Sensor amplifier

Send

Receive

Send

(2) Interpret and

execute command

DL-PN1

SFB52"RD REC"

Reads data.

SFB53"WR REC"

Writes data.

Parameter name Description

EN Enables.

EN0 Shows that EN is enabled.

REQ Enables when making a request.

ID Enters the DL-PN1 or sensor amplifier ID number.

INDEX Enters the Access Address Index number.

MLEN Set to 4.

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Keyence DL-PN1 User Manual Page 12

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