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4.8.5 Measurement of operation intervals
The DPOS01 function can measure operation intervals (OT1 to OT4) †; the intervals OT1 to
OT2 can represent the period of time when a switch changes from “Closed” to “open”. In the
DPOS01 function the operation period is grouped into sub-time periods, as shown in Table
4.8-26. The user should set scheme switch [DPOS01-OPETMEN] to On.
Table 4.8-26 Four intervals measured in DPOS01 function
Signal “DPOS01_FEX_BO” sensed
Switch status is changed from “On” to
“Intermediate”
Device status “Intermediate” sensed
Switch status is changed from “Intermediate” to
“Off”
Signal “DPOS01_OEX_BO” sensed
Switch status is changed from “Off” to
“Intermediate”
Device status “Intermediate” sensed
Switch status is changed from “Intermediate” to
“On”
†Note: The function “operation time measurement” is available in the DPOS01 to
DPOS72 functions.
Sensing
intermediate state
Figure 4.8-37 Two intervals (OT1 and OT2) for Off-control
Sensing
intermediate state
Figure 4.8-38 Two intervals (OT3 and OT4) for On-control