There is a growing need to smartize machines or build smart factories now, and the Ethernet standard is at the core of this problem.
For PLC Keyence without built-in Ethernet port like KV1000 / KV3000 / KV7300, they can use Ethernet Module KV-LE21V to integrate this function.

The KV-LE21V User Manual consists of 12 chapters
- Chapter 1: CONFIGURATION & SPECIFICAIONS
This chapter describes names and functions of each part of KV-LE21V. - Chapter 2: UNIT INSTALLATION
This chapter describes the KV-LE21V installation environment, how to mount the KV-LE21V onto the CPU Unit, and how to connect the KV-LE21V to Ethernet. - Chapter 3: UNIT SETUP
This chapter describes how to set up Ethernet communication. - Chapter 4: HOST LINK COMMUNICATION FUNCTIONS
This chapter describes the architecture of the host link communication function and settings, instructions and responses at communication. - Chapter 5: MC PROTOCOL COMMUNICATION FUNCTION
This chapter describes the architecture of the MC protocol communication function and settings, commands and responses at communication. - Chapter 6: KV SOCKET COMMUNICATION FUNCTIONS
The chapter describes the features and devices of KV socket communication function. - Chapter 7: EMAIL SENDING & RECEIVING FUNCTION
This chapter describes the email sending and receiving structure and relevant settings. - Chapter 8: FTP SERVER FUNCTIONS
This chapter describes how to based on FTP, how to read/write memory card, how to start/stop the CPU unit, and how to operate the Access Window. - Chapter 9: FTP CLIENT FUNCTION
This chapter describes how to upload/download files using FTP client function after the connection with FTP server. - Chapter 10: SIMPLE PLC LINK FUNCTION
This chapter describes how to build data link by using simple PLC link function. - Chapter 11: ACCESS WINDOW
This chapter describes how to use the KV-LE21V access window. - Chapter 12: UNIT MONITOR
This chapter describes the Unit Monitor function of KV STUDIO and how to use it.

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