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Mitsubishi A2CCPU User Manual

Mitsubishi A2CCPU
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A
5.
MEMORY
ICO,
BATTERY,
CABLES
AND
DIN
RAIL
ADAPTER
/MELSEC-A
5. MEMORY
ICs,
BATTERY, CABLES AND DIN RAIL ADAPTER
5.1
Memory
ICs
This section describes specifications, handling instructions and
installation of the memory ICs used in the A2C.
5.1.1 Specifications
Table
5.1
shows specifications of the
ROMs
to be installed to the
program memory sockets of the A2C.
Memory EP-ROM
specifications (only read is possible)
Memory capacity 8K 16K 32K
(bvtes) (Max. 2K steps) (Max. 6K steps) (Max. 8K steps)
I
Structure 128-pin
IC
Dackaae I28-pin
IC
Dackaae
t
28-pin
IC
Dackaael
I
Remarks
I
Make sure the correct installina direction.
I
Table
5.1
Memory
Specifications
5.1.2 Handling instructions
This chapter explains the handling instructions from unpacking to
installation and also the nomenclature and setting of various
conditions.
(1)
When loading the memory into the socket, press the memory
securely against the socket and the lock
it
with the lever.
After loading, check that the memory
is
flush with the socket.
(2) Never place the memory on metal, which may allow current
flow, or on an object which is charged with static electricity,
such as wood, plastic, vinyl, fiber, cable, and paper.
(3)
Do
not touch the legs of the memory. Also, do not bend the
legs.
(4)
When mounting the memory, be sure to fit the memory the
right way round
as
indicated
on
the socket. If reversely
installed, the memory will be damaged.
5.1.3 Installation
(1)
How to hold
Hold the memory
IC
as
shown in
Fig.
5.1
so
that fingers may not
touch the memory leads. If touched,
the memory may be destroyed by
static electricity or leads may be
bent and cause incomplete contact.
Fig.
5.1
How
to
Hold

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Mitsubishi A2CCPU Specifications

General IconGeneral
BrandMitsubishi
ModelA2CCPU
CategoryController
LanguageEnglish

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