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Mitsubishi Electric MELSEC Q Series User Manual Page 85

Ethernet/ip network interface module for programmable controller.
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4
FUNCTION
1)
Producer Tag
2)
Producer Tag
3)
Producer Tag
2) When different RPI values are set
If different values are set to multiple Consumers (Consumer Tags), the
EtherNet/IP module sends data at the smallest RPI. (Data are sent at the same
intervals to all of the Consumer Tags.)
The RPI may change every time a connection is established.
Example: When connections are established in the order of 1)
shown below
Consumer Tag (RPI = 100ms)
Consumer Tag (RPI = 150ms)
Consumer Tag (RPI = 50ms)
Consumer Tag (RPI = 100ms)
Consumer Tag (RPI = 150ms)
Consumer Tag (RPI = 50ms)
Consumer Tag (RPI = 100ms)
Consumer Tag (RPI = 150ms)
Consumer Tag (RPI = 50ms)
Figure 4.8 RPI change for multiple connections
Transmission interval: 100ms
Transmission interval: 100ms
Transmission interval: 50ms
4.2 Tag Communication Function
4.2.1 Class1 Tag communication
1
2
2)
3) as
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