MPD 800 User Manual
52 OMICRON
3 Technical specifications
3.1 Care and cleaning
The MPD 800 system does not require any special maintenance or care. Always use dry and clean
fiber-optic cables which are approved by OMICRON electronics.
Clean the devices and accessories from time to time or as necessary. To clean the MPD 800 system and
fiber-optic cables, use a cloth dampened with isopropanol alcohol.
3.2 MPD 800 factory calibration
OMICRON recommends a factory calibration for the MPD 800 acquisition unit once every 24 months.
3.3 MPD 800 acquisition unit
3.3.1 Accuracy, resolution, display and measuring range
DANGER
Death or severe injury caused by high voltage or current
► Always observe the five safety rules (see 1.2.2 "Safety rules" on page 6) before
cleaning the MPD 800 system.
Table 3-1: Accuracy, resolution, display and measuring range
Parameter Value
Dynamic range overall PD input 140 dB
Dynamic range per range PD input 70 dB
Dynamic range overall AC input 170 dB
Dynamic range per range AC input 107 dB
Measurement accuracy for DC current 0.05 %
Measurement accuracy of current AC input
(0.01Hz…100Hz)
0.02 %
Measurement accuracy of PD input ±2 %
Measurement accuracy of frequency ±1 ppm (0.01 ppm with GPS)
Measurement accuracy of charge values:
Q
IEC/WTD
(typical)
1)
±7 %
Q
AVG IEC/WTD
±7 %
Q
Peak
±2 %