Maintenance and checking – Toshiba Programmable Controller PROSEC T3 User Manual

Page 82

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5. Maintenance and Checking

5.6

1C memory card

handling

By inserting the 1C memory card (type: ME914) into the CPU
module, program loading/saving between the 1C memory card and

T3’s memory or use of expanded file registers become available.

(For details, refer to the “13 User’s Manual - Functions” in a

separate volume.) By inserting the 1C memory card which stores a

user program, the program can be transferred to the RAM of the

CPU without using the programmer. Use the following procedure:
© Turn OFF power. Insert the 1C memory card into the CPU

module.

® Set the RAM/ROM switch of the CPU module to ROM, and set

the operation mode switch to HALT.

(D Turn ON power.
The above procedure enables the program stored in the 1C memory
card to transfer the RAM memory of the T3.

Note the following points when handling the iC memory card.
(1) The IC memory card can be inserted or ejected while power

ON.

(2) To maintain the memory, the IC memory card has a built-in

battery (coin type lithium battery CR2325, approx, one year of
service life at 20'C),

If power Is applied to the IC memory card for more than ten

minutes before removing the card, it can maintain the memory

for approx. 30 minutes after the lithium battery is removed.

However, memory on the IC memory card disappears if a longer

time has elapsed.

74

PROSEC T3

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