Communications commands, Kv -300 – KEYENCE Visual KV Series User Manual

Page 281

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7.5 KV Mode Programming

KV-300 Series Only

KV

-300

KV-10/80

Chapter 7 KV-L2 Serial Interface Module

1-257

1

7

Function

Command

Response

Remarks

Reads timer

RD_Tnnn

f,ddddd,ddddd

f=0, 1 0: contact OFF

(current value)

ddddd=00000 to 65535)

(preset value)

(in decimal nnnn=timer no.

Reads analog

RD_AT

ddddd_ddddd_

ddddd=00000 to 00249

timer

00000_00000

(in decimal)

(Trimmer 0)

Reads values of trimmers 0 and

(Trimmer 1)

1.

Changes current

WR_Cnnn_

OK

n/nnn: counter/timer no.

value of timer/

ddddd

ddddd=00000 to 65535

counter

WR_CTHn_

(in decimal)

ddddd
WR_Tnnn_
ddddd

Changes preset

WS_Cnnn_

OK

n/nnn: counter/timer no.

value of timer/

ddddd

ddddd=00000 to 65535

counter

WS_CTCn_

(in decimal)

ddddd
WS_Tnnn_
ddddd

Reads relay

RD_nnnnn

0

0: contact OFF

contact

1

1: contact ON

Forces contact ON

ST_nnnnn

OK

nnnnn=relay no.

ST_Cnnn

nnn=counter /timer no.

ST_Tnnn

Forced contact OFF

RS_nnnnn

OK

nnnnn=relay no.

RS_Cnnn

nnn=counter /timer no.

RS_CTCn

n=high-speed counter comparator

RS_Tnnn

no.

Reads DM

RD_DMnnnn

ddddd

ddddd=00000 to 65535
(in decimal)
nnnn=DM no.

Writes into DM

WR_DMnnnn_

OK

ddddd=00000 to 65535

ddddd

(in decimal)
nnnn=DM no.

Reads TM

RD_TMnn

ddddd

ddddd=00000 to 65535
(in decimal)
nn=TM no.

Writes into TM

WR_TMnn_

OK

ddddd=00000 to 65535

ddddd

(in decimal)
nn=TM no.

An underscore (_) in the command represents a space.
TM30 and TM31 are read-only memories; values cannot be written to them.

Note: The "WS" command changes the content of the program stored in the PLC's
EEPROM. Contact Keyence if you need to change it frequently.

Communications commands

This section describes the commands used for communications between the KV-L2
and a personal computer, and the responses from the KV-L2 in normal operation.

KVHKA Chap 07_5to10.p65

08.3.11, 11:18 AM

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