One Single Measurement; One Measurement Cycle - Philips PM 6303 Service Manual

5. 90° current measurement:
The current through the CUT is measured.
The switching phase of the phase sensitive rectifier is 90°.
= 0°/90° VII gain delay time A/D con- storage in
selection setting 50 ms version data memory
Fig. 1 One single measurement
Xs, Rs, Q data for-
computation parameter value matting
& averaging verification computation & transfer to
displa
Fig. 2 One measurement cycle (ca. 0.5 s)