Mitsubishi MELSEC User Manual

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12.7 Special Register List
12
TROUBLESHOOTING
Table12.19 Special register
Number Name Meaning Explanation
Set by
(When set)
Corresponding
CPU
SD5
Error
common
information
Error common
information
3) Time (value set)
4) Program error location
*4: "0" is stored to the block number and the step number.
9) CC-Link Safety information
*5: The error classification and error item are stored only when
the error code is 8300 (CC-LINK REMOTE DETECTION
ERROR).
0 is stored when the error coad is other than 8300.
10) Module No./Station No.
S (Error) QS
SD6
SD7
SD8
SD9
SD10
SD11
SD12
SD13
SD14
SD15
SD5
SD6
SD7
SD8
SD9
SD10
SD11
SD12
SD13
SD14
SD15
Number Meaning
Time : 1 s units (0 to 999 s)
Time : 1ms units (0 to 65535ms)
(Empty)
SD5
SD6
SD7
SD8
SD9
SD10
SD11
SD12
SD13
SD14
SD15
3
Number
Meaning
File name
(ASCII code: 8 characters)
Extension
2E
H(.)
(ASCII code: 3 characters)
(Empty)
Block No.
Step No.
Sequence step No. (L)
Sequence step No. (H)
4
4
SD6
SD7
SD8
SD9
SD10
SD11
SD12
SD13
SD14
SD15
SD16
Meaning
System area 1
System area 2
System area 3
System area 4
System area 5
System area 6
System area 7
System area 8
Number
Error classification
Error item
Link ID
Station No.
SD5
5
5
SD6
SD7
SD8
SD9
SD10
SD11
SD12
SD13
SD14
SD15
Meaning
(Empty)
Number
Slot No.
I/O No.
Station No.
SD5

Mitsubishi MELSEC Specifications

General

Category	Programmable Logic Controller (PLC)
Manufacturer	Mitsubishi Electric
Series	MELSEC
Programming Languages	Ladder Diagram (LD), Function Block Diagram (FBD), Structured Text (ST), Instruction List (IL), Sequential Function Chart (SFC)
Communication Protocols	Ethernet, CC-Link, RS-232, RS-485, USB, Profibus, Modbus
Model Series	FX, Q, L, iQ-R, iQ-F
Input Voltage	100-240V AC, 24V DC (varies by model)
Memory Capacity	Varies widely depending on the CPU module and series. Ranges from kilobytes to megabytes.
I/O Points	16 to 8192 points (varies by model)
Communication Ports	Ethernet, RS-232, RS-485, USB (varies by model)
Programming Software	GX Works2, GX Works3, GX Developer
Operating Temperature	0°C to 55°C
Storage Temperature	-25°C to 75°C
Humidity	5% to 95% (non-condensing)
Vibration Resistance	10 to 57Hz, 0.075mm amplitude; 57 to 150Hz, 9.8m/s² acceleration
Shock Resistance	147m/s², 3 times in each direction (X, Y, Z)
Protection Class	IP20 (varies by model)
CPU Processing Speed	0.02μs to 0.1μs per instruction (varies by model)