Fieldbus control through the embedded fieldbus interface (EFB) 247
Error code registers (holding registers 400090…400100)
These registers contain information about the last query. The error register is cleared
when a query has finished successfully.
Reference Name Description
400090 Reset Error Registers 1 = Reset internal error registers (91…95). 0 = Do
nothing.
400091 Error Function Code Function code of the failed query.
400092 Error Code Set when exception code 04h is generated (see table
above).
• 00h No error
• 02h Low/High limit exceeded
• 03h Faulty Index: Unavailable index of an array
parameter
• 05h Incorrect Data Type: Value does not match the
data type of the parameter
• 65h General Error: Undefined error when handling
query
400093 Failed Register The last register (discrete input, coil, input register or
holding register) that failed to be read or written.
400094 Last Register Written
Successfully
The last register (discrete input, coil, input register or
holding register) that was written successfully.
400095 Last Register Read
Successfully
The last register (discrete input, coil, input register or
holding register) that was read successfully.
ACQ80 FW.book Page 247 Thursday, February 14, 2019 11:33 AM
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