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I'm need help for the function storage the date. Is possible to monitor the time when the output is up?

My proccess need a logic for to monitor a output but the time can isn't reset when the output is down. 

I'm monitoring the useful life of lamp.

The time need reset when  a lamp is replaced. 

Is possible with V350-J-TR20?

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Just increment a register (ML) with contacts SB 13 and your output in series. Divide the result by 3600 to obtain hours. Unless the PLC battery dies and 24V power is removed the PLC will retain all register values.


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