IO/Inputs/[DIN]/$HourMeter Registry Key
This dynamic key reports the total number of hours that a digital input has
physically been in the state specified by UsageState . This value is
nonvolatile and maintains its content through power removal and until it
is specifically reset. It is reported here in hours to the one-hundredth.
The Hour Meter is accurate to the millisecond and this high resolution value
may be read through the JMP Protocol, the JNIOR Protocol or using the JRMON
HELP Topics: METERING