Err_Msg_C:= "Db_Scale".B_Err_Msg_Code, Output, Byte; Fb_Err:= "Db_Scale".Bo_Fb_Err, Output, Bool; Fb_Err_C:= "Db_Scale".B_Fb_Err_Code - Siemens SIWAREX FTC Device Manual

Bit 0 – Operating message (Fault)
Bit 1 – Technology error
Bit 2 – Data or operating error

8.4.18 ERR_MSG_C:= "DB_SCALE".b_ERR_MSG_CODE, Output, BYTE

The user is informed of the message number with this variable (suitable for
ERR_MSG_TYPE:= "DB_SCALE".b_ERR_MSG_TYPE). After the evaluation of
the message, the user indicates to the FB that the message has been evaluated
(with variable ERR_MSG_Q:= "DB_SCALE".bo_ERR_MSG_QUIT) and the
FB SIWA_FTC is ready to output the next message if one exists.

8.4.19 FB_ERR:= "DB_SCALE".bo_FB_ERR, Output, BOOL

If an error has occurred during the processing of the function block itself, it is
indicated by this variable.
!
Warning
If a processing error occurs for FB SIWA_FTC, we have to assume that the
variables that have been output do not correspond with the actual status in the
module.

8.4.20 FB_ERR_C:= "DB_SCALE".b_FB_ERR_CODE

The error number of the FB SIWA_FTC is output through this variable.
The following messages can be output:
Bit 0 - DB_SCALE or DB_VECTOR are missing or have incorrect lengths
Bit 1 - Error with internal call for SFC58 or SFC59, the value RET_VAL is entered
in DW4 in the scale DB for one cycle
Bit 2 - Error interpreting a data record / command, specified data record or
command number is incorrect.
Bit 3 - Life bit error, SIWAREX FTC not responding
Bit 4 - Unable to read peripheral data in this cycle
Bit 5 - Activated command aborted at restart
Bit 6 - Reserved
Bit 7 - Reserved
!
Warning
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