Memory Ica, Battery, Cables And Din Adapter; Memory Ics; Specifications; Handling Instructions - Mitsubishi Electric MELSEC-A Series User Manual

5. MEMORY ICs, BATTERY, CABLES AND DIN ADAPTER
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5. MEMORY ICs, BATTERY, CABLES AND DIN ADAPTER
I
5.1
Memory les
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.
Table 5.1 Memory Specifications
~
4KROM 8KROM 16KROM
Item
Memory
EP-ROM (only read is possible)
specifications
Memory capacity 8K 16 K 32 K
(bytes) (Max. 2 K steps) (Max. 6 K steps) (Max. 8 K steps)
Structure 2B-pin IC package
28-pin
Ie
package
2B-pin IC package
Remarks Make sure the correct installing direction
•
5.1.2 Handling Instructions
This chapter gives 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 then lock it with the lever. After loading, make
sure 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.
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