1. INTRODUCTION

Thank you for purchasing Leader’s measuring instruments.

Please read this instruction manual carefully to ensure correct and safe operation.

If you have any difficulties or questions on how to use the instrument after you have read this manual, please feel free to contact your local Leader agent.

After you have read the manual, keep the manual in a safe place for quick reference.

1.1Scope of Warranty

This Leader instrument has been manufactured under the strictest quality control guidelines. Leader shall not be obligated to furnish free service during the warranty period under the following conditions.

1.Repair of malfunction or damages resulting from fire, natural calamity, or improper voltage applied by the user.

2.Repair of an instrument that has been improperly repaired, adjusted, or modified by personnel other than a factory-trained Leader representative.

3.Repair of malfunctions or damages resulting from improper use.

4.Repair of malfunctions caused by devices other than this instrument.

5.Repair of malfunctions or damages without the presentation of a proof of purchase or receipt bill for the instrument.

1.2Operating Precautions

WARNING

1.2.1Line Voltage and Fuse

Confirm that the power line voltage is correct before connecting the power cord. The voltage range and fuse rating are indicated on the rear panel.

The instrument must be connected to the rated line voltage and line frequency of 50 Hz to 60 Hz.

When replacing the fuse, turn the power switch off and disconnect the power cord from the outlet.

When replacing the fuse, use the correct fuse that matches the line voltage.

Voltage Range

Fuse Rating

Leader Parts Number

90 to 250 V

2 A, time-lag

436 3580 013

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