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Frequency response, Phase angle of analog channels, Linearity – Atec Fluke-1760 User Manual

Page 8

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8 Fluke Corporation Fluke 1760 Three-Phase Power Quality Recorder Topas

Uncertainties: Instrument with 600 V/1000 V sensor

Intrinsic uncertainty

Uncertainty, including the voltage sensors, is

in compliance with IEC 61000-4-30 Class-A.

All voltage sensors are suitable for dc up to

5 kHz

With sensor 1000 V

0.1 % at U

din

= 480 V and 600 V P-N

With sensor 600 V

0.1 % at U

din

= 30 V P-N

Intrinsic uncertainty for

harmonics

Class I as per EN 61000-4-7:00

Temperature drift

< 65 ppm/K

Aging

< 0.04 %/year

Common mode rejection

Instrument > 100 dB at 50 Hz (e.g. shunt).

With voltage sensor > 70 dB at 50 Hz

Noise

Noise voltage, input short-circuited:

< 40µV rms
0.8µV/

Hz

V /

8

,

0

µ

Sensor 1000 V: < 0.8V rms
Sensor 600 V: < 0.5V rms

DC

± (0. % rdg + 0.1 % sensor range)

The Fluke 1760 features excellent performance for any

frequency up to the 50th harmonic.

Frequency response

Signal level: 100 %, sampling rate fs = 10.24 kHz:

Phase angle of analog channels

Signal frequency: 50 Hz, sampling rate fs = 10.4 kHz.

Linearity