Hr513 Card - Mitsubishi Electric MELDAS 60 Series Maintenance Manual

1.11 HR513 Card

[Block diagram]
Expansion connector
RT bus #2
[Explanation of functions]
The HR513 card functions as the bus connection interface with the MELSEC mounted as an option
on the RT bus. The NC control unit is recognized as a 32-point special unit mounted in slot 0 on the
top of the MELSEC expansion base section.
(The No. of expansion stages is restricted by the type of MELSEC connected, total cable length, etc.)
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1. EXPLANATION OF MODULE FUNCTIONS
DPRAM
Commu nication
con tr oller
Control
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1.11 HR513 Card
HR513
CF51A
CF51B
II-19
MELSEC ABUS connector
to MELSEC main base.
To next MELSEC bus
connection unit