The University of Massachusetts Amherst

CORUM Instrument Pricing Options

Options and Results for the "Charge for" Setting

Reservation
Users are charged for the length of their reservation.

Example:
Reservation 1-2pm

Result: User will always be charged 60 minutes, no matter the actual usage.

Usage
Users are charged for the length of time they actually used the instrument. This should be used in conjunction with either "Timer without relay" or "Timer with relay" control mechanism set on the Instrument detail edit screen.

Examples:
Reservation 1-2pm

Usage: 1:15-1:45pm Result: User is charged for 30 minutes
Usage: 1:00-2:15pm Result: User is charged for 75 minutes
Usage: 1:15-2:15pm Result: User is charged for 60 minutes

Overage
Users are charged for the length of their reservation plus any additional time spent using the instrument after the end of the reservation. This should be used in conjunction with either "Timer without relay" or "Timer with relay" control mechanism set on the Instrument detail edit screen.

Examples:
Reservation 1-2pm

Usage: 1:15-1:45pm Result: User is charged for 60 minutes (the reservation length)
Usage: 1:00-2:15pm Result: User is charged for 75 minutes (reservation plus 15 minutes of overage)
Usage: 1:15-2:15pm Result: User is charged for 75 minutes (reservation plus 15 minutes of overage)