2 system configuration, Kv -300 – KEYENCE Visual KV Series User Manual
Page 266

7.2 Configuration
KV-300 Series Only
KV
-300
KV-10/80
Chapter 7 KV-L2 Serial Interface Module
1-242
7
7.2.2
System Configuration
The following examples show KV-L2 system configurations in 1:1 and 1:n connec-
tion patterns. These examples also highlight the functional differences between
these connection patterns.
Connection to the KV-300 CPU
A maximum of two KV-L2s can be connected to the KV-300 CPU. The KV-L2s
should be installed at the right end of a system.
1:1 connection
Connect the KV-L2 to an external unit (such as a personal computer) through the
RS-232C or RS-422A ports.
Note: Use RS-232C communications for connections of up to 15 meters; use RS-
422A communications for connections of up to 500 meters.
1:n connection
Up to 10 KV-L2 modules can be connected to an external unit (such as a personal
computer) through the RS-422A port.
KV-U4
KV-300
KV-L2
KV-L2
KVHKA Chap 07_1to4.p65
08.3.11, 11:18 AM
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