Number Of Connection Addresses; Value Of Connection Addresses; Latest Error Code Storage Area, Latest Error Id Storage Area - Mitsubishi Electric MELSEC-Q Series User Manual

4.2.4

Number of connection addresses

The number of connection IDs (addresses) is entered in 2400
Any value from 0 to 128 is entered.
4.2.5

Value of connection addresses

Up to 128 addresses of all the slave modules connected to the master module are written to 2401
order from the lowest address.
These values are maintained until the power is turned off.
Buffer memory address
2401
2402
2403
247F
2480
The detected connection addresses are classified and displayed in the memory and on the monitor according to the
table below.
Hexadecimal display address
000
200
The lower 2 digits indicate the address set for the slave module.
The uppermost digit indicates the type of the slave module.
4.2.6

Latest error code storage area, latest error ID storage area

The latest error code is stored in 2810
The latest error code is maintained even after the error is cleared.
The ID (address) of the error code stored in 2810
However, for Transmission cable power supply voltage drop error (00C8
(00CB ), Master module hardware error (0064
H
in 2811 .
H
H
H
H


H
H
to 1FF
H H
to 3FF
H H
.
H
H
to 0067
H
. ( Page 48, CHAPTER 5)
H
Description
Connection addresses 1
Connection addresses 2
Connection addresses 3


Connection addresses 127
Connection addresses 128
Description
Address of the output slave module
Address of the input slave module or I/O combined slave module
is stored in 2811 .
H
), D/G short error (00C9
H
), and CPU module stop error (0068
H
CHAPTER 4 PROGRAMMING
to 2480 in the
H H
), D/24V short error
H
), 0X0FFF is entered
H H
45
4