If you do not register your MPVS Ultra Pressure-Volume Unit, you will be restricted to using single-segment settings in the Millar Control Interface. The Device Key can be found on the Product Authorization Key (PAK) Certificate. This certificate comes in the box with the MPVS Unit for Large and Small Animals. An example PAK Certificate is pictured below:
If you cannot find your PAK certificate, please contact ADInstruments Technical Support with the serial number of your MPVS Ultra Unit.