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Other errors
F.F 00 00 00 x1
F.F 00 00 00 1x
F.F 00 00 00 2x
F.F 00 00 00 4x
© Landis+Gyr AG
Fig. 6.6
Group 4 of error messages
The first digit in the fourth group can have the values 0 to F.
The second digit can have values between 0 (no error message) and 1
(Invalid power down). Significance:
Invalid power down (non-critical error)
The meter has detected that the last data storage was not performed cor-
rectly. The meter may contain incorrect data or may have lost data since
the last storage, i.e. for 24 hours maximum.
The error can be reset via communication. If it occurs repeatedly, con-
tact Landis+Gyr Customer Services.
Expired watchdog (non-critical error)
The microprocessor was restarted due to a disturbance (e.g. lightning). The
meter may lose all data recorded since the last storage, i.e. for 24 hours
maximum.
The error can be reset via communication. If it occurs repeatedly, con-
tact Landis+Gyr Customer Services.
The same applies to messages where the bit is set:
F.F .. .. 3x/5x/7x/9x/Bx/Dx/Fx.
Communication locked (non-critical error)
This error indicates access attempts via the communication interface with
wrong passwords.
The error is automatically deleted after the inhibition time or at midnight.
The same applies to messages where the bit is set:
F.F .. .. 3x/6x/7x/Ax/Bx/Ex/Fx.
Wrong EEPROM/Flash (fatal error)
Incorrect EEPROM/ Flash memory is installed in meter.
The meter does not operate and must be exchanged.
The same applies to messages where the bit is set:
F.F .. 5x/6x/7x/Cx/Dx/Ex/Fx
D000030110 d – E650 Series 3 (ZMD400AT/CT, ZFD400AT/CT) – User Manual
Group 4 of error messages
of E650 meters
Sum of values
Value in hexadecimal code
Invalid power down
*
*
* not used
*
Expired watchdog
Communication locked
Wrong EEPROM/Flash identifier
Wrong extension board
Service
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