Extech 407495 Operating Manual

User's Manual

Heavy Duty Pressure Meter
Model 407495

Introduction

Congratulations on the purchase of the Extech Heavy Duty Pressure Meter, Model

407495. This meter measures and displays pressure in eight (8) measurement units. Up to
three (3) interchangeable transducers (sold separately) in varying ranges can be used with
this meter. Special features include RS-232 PC Interface, Min/Max Memory, push-button
Zero, Data Hold, and Auto Power-Off. This meter is shipped fully tested and calibrated
and, with proper use, will provide years of reliable service.

Warranty

EXTECH INSTRUMENTS CORPORATION warrants this instrument to be free of defects
in parts and workmanship for three years from date of shipment (a six month limited
warranty applies to 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 [phone] ext. 210 for authorization or visit our website
www.extech.com for contact information. 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.

Meter Description

1. Transducer cable shown plugged into meter
input jack

2. RS-232 Output Jack

3. LCD Display

4. Protective rubber holster

5. Keypad

6. Battery compartment on rear of meter

7. Transducer shown attached to meter cable

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407495 V2.1 11/2007