how to limit the customer using time of Signalfire fiber splicer 

this is the method to control the machine using time, if customer has Installment payments of the machine, and you wanna control the machine using in period, you can see this video.
limit customer to use one month or else ( the time period you can set it).
if the using time is over, then the machine will auto lockdown.
if customer need to continue to use the fiber splicer, then customer need to contact you. cause your account has the highest authority to control the machine. and then you can limit the period again.