Chapter8 Measurement Functions; Meter Mode - ITech IT7900P Series User Manual

This chapter describes the characteristics and operations of the basic metering
function of IT7900P series source.
IT7900P series source has rich functions of basic metering of electric energy
and can accurately measure the parameters such as Vrms, Irms, Ipeak, Idc, CF,
PF.

8.1 Meter Mode

Press
modes display different interfaces, but the displayed measurement parameters
are the same. Take AC single-phase mode as an example, the measurement
interface is shown in the figure below.
Description of the metering parameters:
Parameter
A
Voltage Vrms
Frequency Hz
P
PF
CF
Ithd
Uthd
Ipeak
Ip+
Ip-

Chapter8 Measurement Functions

on the front panel to enter the metering interface. Different
Copyright ©ITECH Electronic Co., Ltd.
Description
Single mode
Setting voltage
AC/ACDC mode: Vac setting value
DC/DCAC mode: Vdc setting value
Setting frequency
Only valid in AC/ACDC/DCAC mode.
Active power [W]
Power factor
Crest factor
Current THD
Voltage THD
Current peak value [A]
Positive current peak value [A]
Negative current peak value [A]
Measurement Functions
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