Sep 15, 2014 - 02:36 PM
Fluke will do it for about $100-$150.
Sep 16, 2014 - 08:36 AM
Calibration requires Pressure Reference, Pressure Source, DMM.
The manual also explains how to verify calibration.
How to Verify Calibration 1. Connect the sensor (transducer) to a pressure calibration standard, and plug the module into the DMM. 2. Be sure the system is vented, then zero the module. 3. Enter the pressure settings shown in Table 2 and check for the indicated readings