Cause

Retentivity check of parameter registers(predefined variables) failed.

When the control is powered on, the value of at least one of the parameter registers results different from the last power down, or there was a change of operating system with different number of parameters

Output condition

Absence in flash of lostpana.stp file (see Notes)

Effect

After the memory alarms have been cleared, all register contents are initialized to default values. If present in flash, the lostpar.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].1

Alarm par prominent

No

Alarm type

Memory

Notes

If the register retentivity check has failed and the lostpana.stp file is present in the flash, all register contents are initialized to default values, and this file is executed without this alarm being generated