2-6SectionMemory Units
19
E-shape I/O Units
I/O Unit lock notch
Nameplate
I/O indicators
Indicate ON/OFF
status of points
10-terminal terminal block
2-6 Memory Units
There
are three types of Memory Units, having three dif
ferent types of
memory
.
The three types of memory are EPROM, EEPROM, and RAM.
Memory Model Capacity Maximum
program size
Backup Clock
1
EPROM C200H-MP831 8K words 6,974 words --- NO
EEPROM C200H-ME431 4K words 2,878 words
C200H-ME831 8K words 6,974 words
RAM C200H-MR431 4K words 2,878 words Battery NO
C200H-MR831 8K words 6,974 words
C200H-MR432 4K words 2,878 words Capacitor
C200H-MR832 8K words 6,974 words
Fixed
DM area
(DM 1000 to DM 1999)
I/O table (see note)
UM (ladder program area)
Contents for Memory Unit Registration
Note I/O
tables are also saved in the Memory Unit at the time of creation. Therefore, if
the
Memory Unit is set to write-protect, it will be impossible to create an I/O table.
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