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FLEXIBLE
AC CURRENT PROBES
ETA 5403
Operating Instructions

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Summary of Contents for eta 5403

  • Page 1 FLEXIBLE AC CURRENT PROBES ETA 5403 Operating Instructions...
  • Page 2: Table Of Contents

    ______________________________________________________________ Thank you for buying this product. For safety reasons and optimum use of this instrument read through the operating instructions very carefully. Table of Contents 1 SAFETY………………………………………………………….2 2 INTRODUCTION ..............4 3 SPECIFICATIONS ............... 5 4 OPERATION ............... 7 BATTERY INSTALLATION ..........
  • Page 3: Safety

    ______________________________________________________________ SAFETY The following symbols appear on the products: Attention! Refer to Manual Double/Reinforced Insulation Do not apply around or remove from HAZARDOUS LIVE conductors without additional protective means. “Additional protective means” can be de-energizing the circuit or wearing protective clothing suitable for high voltage work. Do not dispose of this product as unsorted municipal waste.
  • Page 4 ______________________________________________________________ Read all instructions completely before using this product. To avoid electric shock: • Use caution during installation and use of this product; high voltages and currents may be present in circuit under test. • This product must be used only by qualified personnel practising applicable safety precautions.
  • Page 5: Introduction

    ______________________________________________________________ INTRODUCTION The ETA 5403 is an AC current probe utilising Rogowski principle. It can be used to measure AC current up to 3000A, when used with oscilloscopes, recorders or data loggers. The flexible probe allows current measurements on conductors that are hard to reach.
  • Page 6: Specifications

    ______________________________________________________________ SPECIFICATIONS Measuring ranges 30A / 300A / 3000A AC Output sensitivity 100mV / 10mV / 1mV per A (AC coupled) Accuracy (45-65Hz) ± 1% of reading ± 0.1A 30/300A ranges ± 1% of reading ± 1A 3000A range Minimum load 100kΩ...
  • Page 7 ______________________________________________________________ Probe Probe length 610mm (24 inches), double insulated Probe diameter 9.9mm (0.39 inches) Output cable 2m (78.7inches), probe to integrator Material Alcryn 2070 NC, LATI LATENE 7H2W V0 Degree of Protection IP65 General Characteristics Operating temp. -20°C to +65°C (-4°F to +149°F) Storage temp.
  • Page 8: Operation

    Never operate the unit without the battery cover fitted. The ETA 5403 requires two AA MN1500 LR6 alkaline batteries for operation. The battery compartment is accessed from the rear of the electronics enclosure.
  • Page 9: External Power Supply

    ______________________________________________________________ EXTERNAL POWER SUPPLY An optional external power supply can be used with the ETA 5403. The requirements are a stabilised 3VDC supply with a minimum current output of 100mA. The supply is to be terminated with a 2.1mm/5.5mm (0.08’’/0.219’’) power connector (centre negative).
  • Page 10: Operation

    ______________________________________________________________ Always use appropriate equipment for personal protection. Do not use the flexible current probe to measure bare conductors unless wearing protective clothing suitable for high voltage work. OPERATION To activate unit, move the rotary switch from the “off” position to the required measuring range.
  • Page 11: Maintenance

    Do not use ETA 5403 if damaged. Always inspect the integrator unit, connecting cable, and flexible probe for damage before use. To avoid electric shock, keep the ETA 5403 clean and free of surface contamination. Use Isopropyl alcohol to clean the electronics unit and the probe Make sure the flexible probe, connecting cable, and electronics enclosure are dry before further use.
  • Page 12 ______________________________________________________________ Suzhou Zhongye Electronic Co.,Ltd 5 F, 8 West Road, Suzhou Tel: 0512-68551216 Fax: 0512-65090042 E-mail:support@tronovo.com www.eta-tw.com N-02.291.0E Rev 1.0 _______________________________________________________________...

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