Outline Of Communication - Mitsubishi Electric AJ65BT-D75P2-S3 User Manual

1 PRODUCT OUTLINE

1.3 Outline of communication

Fig. 1.5 Outline of communication (When AJ61BT11 or A1SJ61BT11 is used)
Fig. 1.6 Outline of communication (When a module other than the AJ61QBT11 or A1SJ61QBT11
For communication between the D75P2 and master module, the two different
transmission formats, cyclic transmission and transient transmission, are used.
When AJ61BT11 or A1SJ61BT11 is used
Read/write with
FROM/TO
PLC CPU
command
Automatic refresh
with dedicated
command
When a module other than the AJ61QBT11 or A1SJ61QBT11 is used
PLC CPU
Automatic refresh
Master module
Cyclic transmission
Transient
transmission
Master module
Cyclic transmission
Transient
transmission
is used)
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MELSEC-A
D75P2
Remote
input/output
Remote registers
Buffer memory
D75P2
Remote
input/output
Remote registers
Buffer memory