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Iskra PNA 784 Quick Manual

Portable network analyzer
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Quick Guide
Portable Network Analyzer PNA784 - Quick Guide
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Summary of Contents for Iskra PNA 784

  • Page 1 Quick Guide Portable Network Analyzer PNA784 - Quick Guide...
  • Page 3 Quick Guide  Portable Network Analyzer PNA784 - Quick Guide...

  • Page 5: Table Of Contents

    Table of Contents Table of Contents Meaning of symbols    see page 5! SECURITY ADVICE AND WARNINGS ..................1 .............................. 1 ELCOME ............................1 NTRODUCTION ..........................1 EALTH AND SAFETY ..................... 1 AFETY WARNINGS AND INSTRUCTIONS FOR USE PNA784 ..

  • Page 7: Security Advice And Warnings

    Portable Network Analyzer PNA784 also includes work with dangerous currents and voltages, therefore such work shall be carried out by qualified persons. ISKRA d.d. Company assumes no responsibility in connection with installation and use of the product. If there is any doubt regarding installation and use of the system in which the instrument is used for measuring or supervision, please contact a person who is responsible for installation of such system.
  • Page 8 Security advice and warnings Warning for the Portable Network Analyzer PNA784 connection and disconnection Before use, check the Portable Network Analyzer PNA784, measuring voltage connection wires and accessories visually and make sure that there are no visible damages before use. Replace damaged measuring voltage connection wires and accessories with new ones of the same quality.

  • Page 9: Warnings, Information And Notes Regarding Designation Of Portable Network Analyzer Pna784

    Security advice and warnings Warnings, information and notes regarding designation of Portable Network Analyzer PNA784 Used symbols  See Power Portable Network Analyzer PNA784 documentation.  Double insulation in compliance with the EN 61010−1 standard. Functional ground potential.  Note: This symbol is also used for marking a terminal for protective ground potential if it is used as a part of connection terminal or auxiliary supply terminals.

  • Page 11: Basic Description And Operation Of Portable Network Analyzer Pna784

    Basic description and operation of Analyzer BASIC DESCRIPTION AND OPERATION OF PORTABLE NETWORK ANALYZER PNA784 Introduction Description of symbols In different chapters or tables different symbols may appear in Quick guide. According to the position of symbols, they have different meaning. Chapter Meaning of each symbol is: −...

  • Page 12: Description Of The Portable Network Analyzer Pna784

    Basic description and operation of Analyzer Description of the Portable Network Analyzer PNA784 Portable Network Analyzer PNA784 is a portable device intended for monitoring of power quality from its production, transmission, distribution all the way to the final consumers, which are most affected by inadequate voltage quality.

  • Page 13: Meter Functionality

    Basic description and operation of Analyzer Meter functionality General hardware Features Default / Optional General Class A measuring accuracy (0.1%) according to EN 61000-4-30 Ed.3 ● Voltage auto range up to 1000Vp-p ● Current auto range up to 12.5 A ●...
  • Page 14 Basic description and operation of Analyzer Supported measurements 3-phase 3-phase Meas. type Measurement 1-phase comments 4-wire 3-wire Phase Voltage measurements U   1-3_RMS   AVG_RMS   unbalance_neg_RMS  unbalance_zero_RMS DC component of phase voltages   1-3_DC Zero sequence voltage ...
  • Page 15 Basic description and operation of Analyzer 3-phase 3-phase Meas. type Measurement 1-phase comments 4-wire 3-wire Phase Harmonic analysis measurements I    1-3_harmonic_1-63_% % of RMS or % of base    1-3_harmonic_1-63_ABS    1-3_harmonic_1-63_ϕ  ...
  • Page 16 Basic description and operation of Analyzer 3-phase 3-phase Meas. type Measurement 1-phase comments 4-wire 3-wire Auxiliary Aux. line Channel Aux. voltage is dedicated for neutral-earth meas.   NEUTRAL-EARTH measurements only Measured neutral current with 4th current input   NEUTRAL_meas Calculated neutral current ...
  • Page 17 Basic description and operation of Analyzer 3-phase 3-phase Meas. type Measurement 1-phase comments 4-wire 3-wire Min and max  1ph 1-3_RMS_MIN measurements P  1ph 1-3_RMS_MAX   1ph TOT_RMS_MIN 1ph   TOT_RMS_MAX   t_RMS_MIN Max/Min Budeanu reactive power Total ...

  • Page 19: Meter Functionality Connection

    Only a qualified person shall therefore perform connection. ISKRA d.d. does not take any responsibility regarding the use and connection. If any doubt occurs regarding connection and use in the system which device is intended for, please contact a person who is responsible for such installations.
  • Page 20 Connection Setting up current range on A1257/A1287 flex current clamps: Choose the same current range for A1257/A1287 flex current clamps as for the Portable Network Analyzer PNA784. Choose a current range by pressing a blue key. The selected measuring range is indicated with a red LED on the A1257/A1287 flex current clamps interface.
  • Page 21 Connection provided on connectors of A1257 flex current clamps; A1287 flex current clamp has a single output connector with no indication. Connect corresponding A1257/A1287 flex current clamps outputs to Portable Network Analyzer PNA784 current clamps inputs I1, I2, I3 and IN. Connect a connector of A1257 flex current clamps I1 to the Analyzer current clamps input terminal I1.
  • Page 22 Connection Flex current clamps connections Connection (1W) Single phase connection Picture 3.1 Connection (2W3) Three phase, three wire connection with unbalanced load Picture 3.2 Portable Network Analyzer PNA784 - Quick Guide...
  • Page 23 Connection Connection (3W4) Three phase, four wire connection with unbalanced load Picture 3.3 External current transformer/current clamps connection Connection (1W) Single phase connection Picture 3.4 Portable Network Analyzer PNA784 - Quick Guide...
  • Page 24 Connection Connection (2W3) Three phase, three wire connection with unbalanced load Picture 3.5 Wire connection Connection (3W4) Three phase, four wire connection with unbalanced load Picture 3.6 Portable Network Analyzer PNA784 - Quick Guide...

  • Page 25: Measurement Inputs

    Connection Measurement inputs Frequency Nominal frequency range 50, 60 Hz Measuring frequency range 16 … 400 Hz Voltage measurements Number of channels Min. voltage for sync. Nominal value (U 500 V , 866 V Max. measured value (cont.) 600 V ;...

  • Page 26: Connection Of Communication

    Connection Connection of communication Portable Network Analyzer PNA784 supports Ethernet communication designed as standard RJ-45 terminal and USB communication designed as standard USB-B type terminal. USB-B USB communication is intended for direct connection of the Portable Network Analyzer PNA784 to the personal computer.

  • Page 27: Record Button

    Connection Record button Portable Network Analyzer PNA784 enables users to record waveform and disturbance recorders by push of a button. Record button triggers Waveform and disturbance recorder. By default, following parameters are set: Waveform recorder Data format: Pqdif Recorder resolution: 156 samples / cycle Disturbance recorder Data format:...

  • Page 29: More Data

    Since we take care for the environment, we printed only short instructions. More detailed instructions for use of Portable Network Analyzer PNA784 functionalities and settings, are available within Power Quality Analyzer MC784/iMC784 user’s manual – available on: www.iskra.si. Portable Network Analyzer PNA784 - Quick Guide...

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