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17 Memory Cassette
177
FX3S Series Programmable Controllers
User's Manual - Hardware Edition
11
Built-in Analog
12
Output Wiring
13
Wiring for
Various Uses
14
Test Run,
Maintenance,
Troubleshooting
15
Other Extension
Units and
Options
16
Display Module
(FX
3S
-5DM)
17
Memory
Cassette
A
Special Devices
(M8000-, D8000-)
B
Instruction List
C
Discontinued
models
17.1 Outline
17. Memory Cassette
17.1 Outline
The memory cassette can be installed at the main unit, and when installed, the memory cassette's internal
program is used in place of the internal EEPROM memory. The loader function transfers (reads and writes)
programs between the memory cassette and the internal EEPROM.
17.2 Specifications
17.2.1 Electrical specifications
17.2.2 Part names and external dimensions
STARTUP AND MAINTENANCE
PRECAUTIONS
• Turn off the power to the PLC before attaching or detaching the memory cassette. If the memory cassette is attached or detached
while the PLC's power is on, the data in the memory may be destroyed, or the memory cassette may be damaged.
• Do not disassemble or modify the PLC.
Doing so may cause fire, equipment failures, or malfunctions.
For repair, contact your local Mitsubishi Electric representative.
Model Name Max. Memory Capacity Memory Type
Max. Allowable
Write
PROTECT
Switch
Loader
Function
FX3G-EEPROM-32L
32,000 steps
The FX3S Series PLC can hold 16,000 steps of
memory, but user program capacity is limited to
4,000 steps.
EEPROM
memory
10,000 times Provided Provided
[1] RD key
(Reading: PLC memory cassette)
RD LED
WR key
(writing: memory cassette PLC)
WR LED
[5] Memory cassette fixing holes(2-φ3.2 Mounting holes)
[6] PROTECT switch
[2] [7] Detachment lever
[3] [8] Main unit connector
[4]
Unit: mm (inches)
51.2 (2.02˝)
35 (1.38˝)
9.6 (0.38˝)
[4]
[3]
[2]
[1]
[5]
[7]
[8]
[6]