Festo Контроллер позиционирования CPX-CMAX - Manual (Page 218)

5. Parameter
5−30
Festo P.BE−CPX−CMAX−CONTROL−EN en 0908NH
System password
PNU PNU: 133 Index: 1 ... 2 Max index: 2 Class: Array Data type: int32
Internal password for the FCT.
o The parameter value cannot be changed.
o Writing permissible only in commissioning/parametrising mode with disabled controller.
ý This parameter can be written by FCT without higher−order controller.
o After writing, controller recalculation is carried out.
System time: count operating days .
PNU PNU: 140 Index: 1 Max index: 2 Class: Struct Data type: int32
Values Days
Default: − Minimum: − Maximum: −
Number of operating days since new state, device data reset or a firmware download.
ý The parameter value cannot be changed.
o Writing permissible only in commissioning/parametrising mode with disabled controller.
o This parameter can be written by FCT without higher−order controller.
o After writing, controller recalculation is carried out.
System time: milliseconds of the day .
PNU PNU: 140 Index: 2 Max index: 2 Class: Struct Data type: int32
Values ms
Default: − Minimum: − Maximum: −
Number of milliseconds of the current operating day (PNU 140:01).
When switching on, the last value before switching off is loaded.
ý The parameter value cannot be changed.
o Writing permissible only in commissioning/parametrising mode with disabled controller.
o This parameter can be written by FCT without higher−order controller.
o After writing, controller recalculation is carried out.
The PNU 140 does not contain data of a real−time clock.
The number of operating days is counted by the CMAX, saved
when switching off and re−loaded when switching on. 1 operĆ
ating day consists of:
24 * 60 * 60 * 1000 ms = 86.400.000 ms