Cause

Retentivity check of NVR, NVRR, NVSR user registers failed.

When the control is turned on, the value of at least one of the retentive registers results to be different from the last shutdown, or the number of retentive registers used has been changed

Output condition

Absence in flash of the lostrna.stp file (see Notes)

Effect

After the memory alarms have been cleared, all register contents are reset to zero. If present in flash, the lostreg.stp file is executed

What to do

If the alarm is systematic at each switch on, after proceeding with the initialization session, contact the Robox

Alarm mask

am[0].0

Alarm par prominent

No

Alarm type

Memory

Notes

If the register retentivity check has failed and the lostreg.stp file is present in the flash, all register contents are reset and this file is executed without this alarm being generated