Allen-Bradley 1756-L63XT, Руководство пользователя

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116 Rockwell Automation Publication 1756-UM001O-EN-P - October 2014
Chapter 6 Serial Communication on 1756-L6x Controllers
Use this table when specifying settings for the protocols listed.
Field DF-1 Master Protocol DF-1 Slave Protocol DF-1 Radio Modem Protocol
Station Address Controller station address number Controller station address number Controller station address number
Transmit Retries 3 3 N/A
ACK Timeout 50 N/A N/A
Slave Poll Timeout N/A 3000 N/A
Reply Message Wait 5 N/A N/A
Polling Mode Message: polls the slave by using the Message
instruction
Slave: initiates messages for slave-to-slave
broadcast
Standard: schedules polling for the slave N/A N/A
EOT Suppression N/A Disable N/A
Error Detection BCC BCC BCC
Duplicate Detection Enabled Enabled N/A
Enable Store and Forward N/A N/A Choose enable if you want to use the store
and forward tag.
The last bit of the INT[16] Enable Store and
Forward array must be ’enabled.’ For
example, say that you create an INT[16] tag
named EnableSandF. Then
EnableSandF[15].15 must be set to 1 for
broadcast to work on radio modem.