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Chauvin Arnoux CA8334

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Designed for verification and maintenance departments in industrial or administrative buildings, the Qualistar CA8334 enables the user to obtain an instant picture of the main characteristics of electrical network quality.

Handy and very compact, this instrument also gives numerous calculated values and several processing functions in line with current standards such as EN 50160, IEC 61000-4-15, IEC 61000-4-30 and IEC 61000-4-7.

Product Features

  • 2 model types
  • Range of accessories
  • Document downloads
  • Instrument FAQs

Instrument product options

1. Select a model (2 available)

Continue to select accessories

2. Select accessories

3. Select a calibration

4. Hire enquiry details



  • Colour LCD screen for graphic display
  • 3 structured display modes: observation, diagnosis, monitoring
  • Complete three-phase analysis: voltage, current, power / energy, harmonics (up to 50th order), flicker, measurement of transients, alarm trigger
  • Processing of data via PC software QualistarView or DataViewer Pro
  • Recording of 12 screens
  • Compliant with IEC 61010-1, 600V Cat.IV
  • Optional 5 to 100A CT sets available as an accessory


QualistarView software

  • Complete instrument configuration via software: setup, recording and alarms modes.
  • Recorded and alarm data processing.
  • Graphic representation of data in Windows operating environment
  • Data analysis in compliance with EN 50160 standard
  • Screen printout and transient transfers in BMP format
  • 3D representation of harmonics
  • Data to spread sheet transfer (Excel)


Important note For PC connection a 9 pin serial (RS232) port is required or a USB to RS232 converter. If USB only is required please see the CA8335 model,


General The Instrument Solutions models come in two versions with 100A or 3000A nominal rated CT's. The 100A CT's are rated for use over the range 100mA to 120A, and the 3000A CT's are rated for use between 10 and 3000A.

Power supply Mains 110 V and 230 V with a NiMH (9.6 V) rechargeable battery

Operating temperature 0° to +50 °C

Storage temperature -40 °C ... +70 °C

Standards EN IEC 61010, 600 V cat. III, double insulation for inputs and outputs

Dimensions (L x W x H) 180 x 55 x 240

Weight 1.5 kg with battery

Frequency range 40 - 70 Hz

Accuracy voltage/current ± 0.5 % Power: ± 1 %

Accuracy power factor ± 0.01

Accuracy frequency ± 0.01 Hz

Accuracy THD (total harmonic distortion) ± 1 % L ± 2 pts

Accuracy energy ± 1 %

Sampling frequency 12.8 kHz / channel at 50 Hz

Memory 4 Mbytes



Chauvin Arnoux CA8334 data sheet

  • Technical Document
  • PDF file
  • 775 KB

Chauvin Arnoux CA8334 user manual

  • Technical Document
  • PDF file
  • 1 MB



How do I know if the unit is recording data ?


Push the cassette button this will enable you to view the status in real time.


The unit was running but did not record data on i.e.  volts, amps, etc., what’s wrong  ?


In set-up of the logger you have to make sure you highlight the diamond below the parameter that is to be recorded i.e. volts amps etc., then the return key to store.


How do I set the unit up to record transients ?


Go to main menu using the six purple buttons, press the top left hand button (transients logging), set the time, date and enter the number 50 to set the V & A threshold levels.

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