Connection example [KV-700]

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Manual > Device Connection Guide > Keyence > Connection Procedure (RS-232C) > KV-700 >

Connection example [KV-700]

overview

This is an example of how to set up an RS-232C connection with KV-700.

 

Model used

item

Model etc.

PLC

KV-700

Communication Unit

KV-L20

 

Configuration environment

item

environment

OS

Windows7 Professional 64Bit

OS

KV STUDIO 6.13

 

Configuration details

item

setting

Setting items

Configuration Example

PLC side settings

Set with tools

Operational Mode

Link Mode


baud rate

19200bps


Data bit length

7bits


Stop bits

1bits


parity

Even

PC settings

Unit Settings

COMPort

Communication port number to connect to


Transmission speed

19200bps


Byte Size

7bits


Stop bits

1bits


parity

Even

Folder and communication test settings

Unit No.

0

 

* Most of the settings on the computer will be adjusted to match the settings on the unit.

 

 

PLC side settings

Configure the KV-700. The configuration is done using KV STUDIO etc.

 

1.Start KV STUDIO and create a new project
 

2.Open the menu "Monitor/Simulator" - "Communication Settings" - "Communication Settings" and confirm that communication with PLC is possible.
 

3.Select the added unit in the workspace's unit configuration and double-click it.
 

4.From the unit editor, select "File" - "Load unit configuration from PLC" to load configuration information from PLC.
 

5.Configure the settings as follows, click the "Apply" button, and close the dialog.
c_plc_0466

 

setting

Setting contents

First DM

DM10000 (Set the first number of the DM used in the unit)

First relay number (channel unit setting)

R30000 (Set the first relay number used in the unit)

Communication Mode

Link Mode

baud rate

19200bps

Data bit length

7-bit

Stop bits

1 bit

parity

Even

 

 

hint

For detailed settings such as the first DM, please refer to the Keyence "Multi Communication Unit KV-L20" user manual.

 

 

 

6.From the menu, select "Monitor/Simulator" - "PLC Transfer" to display the program transfer dialog, check the necessary items, and then write the parameters to the PLC.
c_plc_0467

 

 

attention

After setting the parameters, you must turn off the power to the PLC once to reflect the settings. Although a remote reset may be possible from the tool, we recommend turning off the power once to ensure that the settings are reflected.

 

hint

Some settings cannot be transferred in RUN mode, so in that case please transfer them in PROGRAM mode.

 

 

PC settings

Use the Server application to connect to the PLC for which you have set up communications.

 

1.Right-click "Application" - "Driver" in the tree and select Add Driver.
 

2.Select the following units from the displayed driver list and add them:
c_plc_0468
 

3.Open the properties of the added unit (U01) and click Communication Settings.
c_plc_0469
 

4.Set "Communication Settings" as follows:
c_plc_0470
 

setting

Setting contents

COMPort

Communication port number to connect to

Transmission speed

19200

Byte Size

7bits

Stop bits

1bits

parity

Even

 

5.USB-RS-If you are using a 232C conversion cable, the COM port may be locked in the event of a communication error, so check the reopen setting.
c_plc_0471
 

6.Perform a connection test to check the connection
c_plc_0472
 
If a message such as "Connection OK" is displayed, the connection is confirmed to be OK.