Service protocol
AG25, AG26 Date: 09.07.2018 Art. No. 88094 Mod. status 225/18 Page 106 of 109
9.6 Error number encoding
Faulty inputs are acknowledged with an error message. An error message is always prefixed by
a question mark, followed by a two-digit error code. The error message ends with a carriage
return "<CR>".
Input of illegal parameter number
No operating authorization (active process data exchange with network master)
Input disabled due to operating state
Actual or target value > upper software limit
Actual or target value < lower software limit
Setpoint entered exceeds limiting value
Active EEPROM write access
Actual or target value < lower area limit
Actual or target value > upper area limit
Operating voltage of control missing