380385 V1.5 3/04

2

Warranty

EXTECH INSTRUMENTS CORPORATION warrants this instrument to be free of defects

in parts and workmanship for one year from date of shipment (a six month limited

warranty applies on sensors and cables). If it should become necessary to return the

instrument for service during or beyond the warranty period, contact the Customer

Service Department at (781) 890-7440 ext. 210 for authorization or visit our website at

www.extech.com (click on Contact Extech and go to Service Department to request an

RA number). A Return Authorization (RA) number must be issued before any product is

returned to Extech. The sender is responsible for shipping charges, freight, insurance

and proper packaging to prevent damage in transit. This warranty does not apply to

defects resulting from action of the user such as misuse, improper wiring, operation

outside of specification, improper maintenance or repair, or unauthorized modification.

Extech specifically disclaims any implied warranties or merchantability or fitness for a

specific purpose and will not be liable for any direct, indirect, incidental or consequential

damages. Extech's total liability is limited to repair or replacement of the product. The

warranty set forth above is inclusive and no other warranty, whether written or oral, is

expressed or implied.

Introduction

Congratulations on your purchase of the Extech High Voltage Insulation Tester. This

device has four pre-set voltage test ranges (up to 10kV) and measures insulation

resistance to 500G

Ω. Other voltage test values can be selected using the ±500V step

buttons. This professional meter, with proper care, will provide years of safe reliable

service.

Safety

1.

Circuits under test must be de-energized and isolated before connections are made.

2.

Circuit connections must not be touched during a test.

3.

After insulation tests, capacitors must be discharged.

4.

Test leads (including alligator clips) must be in good working order, clean and without

broken or cracked insulation.

5.

When servicing, use only specified replacement parts.

6.

Environmental conditions:

•

Indoor use only; Installation category III 300V

•

Pollution degree 2

•

Altitude up to 2000 meters

•

Relative Humidity 80% max.; Temperature 0 to 40

International Safety Symbols

Caution, refer to this manual before using this meter

Dangerous Voltages; risk of electric shock

Meter is protected throughout by double or reinforced insulation