MECO DET 909 Digital Earth Resistance Tester Owner’s Manual

MECO DET 909 Digital Earth Resistance Tester

Accessories (Standard)

• Carrying Case x 1

• 1.2V AA Rechargeable Batteries (fitted in) x 8

• Instruction Manual x 1

• Carton x 1

• 2 Pin Male-Female Wire Test Leads x 1 Set (Red, Yellow,
  Black)

• Earthing Spikes (Rods) x 2

Manufacturer Information

• MECO Instruments Pvt. Ltd.
• ISO 9001-2015 Certified Company
• Website: www.mecoinst.com

Note: The provided information is based on the text-extract from the user manual. For complete and accurate product information, please refer to the official product documentation.

Product Usage Instructions

1. Connect the Digital Earth Resistance Tester to the power source using the provided 2 Pin Male-Female Wire Test Leads.
2. Make sure the instrument is turned on and functioning properly.
3. Identify the Earth Electrode or Plate under test.
4. For accurate measurement, ensure that the Earthing Spikes (Rods) are properly connected.
5. Select the appropriate AC Voltage Range (10V, 100V, or 1000V) based on your testing requirements.
6. Place the Black probe of the tester on one end of the Earth Electrode/Plate under test.
7. Place the Red probe of the tester on the other end of the Earth Electrode/Plate under test.
8. Measure the Earth Resistance by observing the displayed value on the tester.
9. For measuring Earth Voltage, follow a similar process using the Yellow probe instead of the Red probe.
10. After usage, turn off the instrument and disconnect it from the power source.

Introduction

MECO DET 909 is designed with technical know how from FUSO Electric Company of Japan. It is useful for measurment of Earth Resistance of Earthing in the Electrical System. This Instrument finds wide applications for testing Earthing of installations in Power Industries, Telecommunication Networks & Electrical Traction Systems etc. It also measures Earth Voltage.

Precision Earth Resistance Measurment

Features

• 3½ Digit (1999 Counts) 14mm LCD Display
• Auto Power Off Function (after 3-5min.)
• Low Battery Indication
• Capable of Measuring Earth Voltage (0 – 10V AC)
• Light Weight & Portable
• Extremely Simple to Operate Connect – Press – Read
• Designed to Reject High Levels of Noise & Interference
• Designed to Generally Confirm to IS10656-1983
• Range Selection & Single Person Push Button Operation Switches
• Two Ranges for Earth Resistance Measurement
• Functions Icons on Display
• Battery Operated
• IEC 1010 CAT III 200V
• Sturdy, Elegant & Compact Body

Electrical Specifications

General Specifications

References

• Panel and Switchboard Instruments,Test And Measuring Instruments, Power and Harmonics Analyzers by Meco Instruments Pvt. Ltd. Mumbai.

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