Remote Password - Mitsubishi Electric MELSEC IQ-R series Reference Manual

Remote password

Remote password length
Specify the number of characters of remote password.
• For MELSEC-Q/L series modules, the character string is fixed to 4 characters.
• For MELSEC iQ-R series modules, specify the number of character string of the remote password (6 to 32 characters).
■Data communication in ASCII code
Convert the numerical value to 4-digit ASCII code (hexadecimal), and send it from the upper digits.
■Data communication in binary code
*1
Send 2-byte numerical values from lower byte (L: bits 0 to 7).
*1 For C24, the additional code may be added. (Page 35 Additional code (10H))
Ex.
For 4 characters, 32 characters
Access target
MELSEC-Q/L series module
(4 characters fixed)
MELSEC iQ-R series module
(32 characters)
Remote password
The remote password is set by Engineering tool.
Specify the remote password in ASCII code while communicating in binary code.
Ex.
When password is 'ABCDEF'
ASCII code, binary code
A B C D E
41 42 43 44 45
H H H H H
11 CONTROL MODULE OPERATION
170
11.1 Data to be specified in commands
ASCII code
0 0
30 30
H
0 0
30 30
H
F
46
H
0 4
30 34
H H H
2 0
32 30
H H H
Binary code
04 00
H H
20 00
H H