Chapter 8
Specifications
8.1
Introduction
While the Model 933A directly measures voltages, currents and frequency,
all other values
such as power and energy
measurements and the internal clock.
instrument configuration allow you to connect to most common electrical
systems. Optionally, a GPS module or IRIG-B signal may synchronize
the internal clock to provide synchronized measurements. Possible input
configurations and ranges are specified below.
8.2
Input Configurations
3 Phase (3P)
3-element, 2
1 Phase (1P)
2-element, 1
Input Voltage
Range (3P/1P)
1
to-phase for 2 element, phase-to-neutral for 2
and 3 element).
Overrange
700 Vrms, nominal, 1200 Vpeak
Flexible input connectors and
1
-element, 2-element
2
1
-element, 1-element
2
650 Vrms, maximum
are derived from these
selectable (phase-
1
2
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