Electrical measurements – Fluke 434 User Manual

Page 104

Advertising
background image

Fluke 433/434

Users Manual

21-2

Electrical Measurements

The following specifications of the instrument are verified using the “implementation

verification” table 3 as specified in 61000-4-30 chap-6-2.

FREQUENCY MEASUREMENT

Selected Nominal

Frequency (Fnom)

Measurement Range

Resolution

Accuracy

50 Hz

42.50 ... 57.50 Hz

0.01 Hz

± 0.1 % of Fnom

60 Hz

51.00 ... 69.00 Hz

0.01 Hz

± 0.1 % of Fnom

Note: measured on Reference Voltage Input A/L1.

VOLTAGE MEASUREMENTS
Voltage Inputs

Item Specification

Additional

Information

Nominal voltage input range of
Vnom (Nominal voltage)

60 V-500 V

Internal divided in three ranges

500 V, 250 V, 125 V

Voltage Scaling factor (Vscale)

(display only)

1:1, 10:1, 100:1, 1000:1

variable: xxxx : yyy

All displayed Voltage results are
multiplied by the selected Vscale
factor.

Numbers of inputs

4

L1/L2/L3 and N(neutral) banana
inputs

Input impedance

4 Mohm // 5 pF

Max range

0 %-200 %

% of selected Vnom

Max continuous input
voltage

1000 Vrms

This is an overload in all ranges
except 500V

Max Vpeak input voltage
within dynamic range

±2,8x selected Vnom

Absolute max Vpeak input
voltage

6 kV

Max 1,2/50us ;these voltage input
pulse is out of dynamic range

Bandwidth

>10 kHz

Crosstalk between Voltage
channels (L1/L2/L3/N)

-60 dB

Crosstalk between Voltage and
Current channels

-95 dB

@ 42,5-67Hz
(measured channel grounded)

Note: all following Voltage specifications are based on a Voltage Scaling Factor of 1:1,

unless otherwise indicated.

Advertising
This manual is related to the following products:

433