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CB-7021, CB-7022, CB-7024 User’s Manual
2.30 ~AA4
Description: Read Safe Value.
Note: The command is for CB-7021/21P only.
Command: ~AA4[CHK](cr)
~ Delimiter character
AA Address of reading module (00 to FF)
4 Command for read Safe Value
Response: Valid Command: !AA(Data)[CHK](cr)
Invalid Command: ?AA[CHK](cr)
Syntax error or communication error may not get a
response.
! Delimiter for valid command
? Delimiter for invalid command
AA Address of response module (00 to FF)
(Data) Safe Value of module. Refer Sec. 1.10 for data format
Example:
Command: ~014 Receive: !0105.000
Read address 01 Safe Value, returns 5.0.
Related Command:
Sec. 2.25, ~**; Sec. 2.26, ~AA0; Sec. 2.27, ~AA1; Sec. 2.28, ~AA2;
Sec. 2.29, ~AA3EVV; Sec. 2.32, ~AA5
Related Topic:
Sec. 3.2, Module Status; Sec. 3.3, Dual Watchdog Operation
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