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- Page 1 99 Washington Street Melrose, MA 02176 Phone 781-665-1400 Toll Free 1-800-517-8431 Visit us at www.TestEquipmentDepot.com 4-IN-1 PIN/PAD RH MOISTURE METER USER’S MANUAL MMH800 Please read this manual carefully and thoroughly before using this product.
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Page 2: Table Of Contents
TABLE OF CONTENTS Introduction ....... . 3 – 4 Key Features ........5 What’s in the Case . -
Page 3: Introduction
INTRODUCTION Thank you for purchasing General Tools & Instruments’ MMH800 4-in-1 Pin/Pad RH Moisture Meter. Please read this user’s manual carefully and thoroughly before using the meter. The MMH800 is designed for use in woodworking, water damage restoration, building construction and home renovation. Examples include: •... - Page 4 (usually far less than 0.2 in.). To improve the meter’s overall measurement accuracy, the MMH800 ships with a 4-pack of longer pins: two are 0.4 in. (10mm) long, and the other two are 0.6 in. (15mm) long.
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Page 5: Key Features
• Low battery indicator • Powered by single 9V battery WHAT’S IN THE CASE The MMH800 comes in a custom hard carrying case along with a 9V battery, two pairs of extra test pins (10mm and 15mm long), and this user’s manual. -
Page 6: Product Overview
PRODUCT OVERVIEW The figure below shows all of the controls and indicators on the front of the MMH800, as well as the locations of the sensor and battery compartment on its back. FRONT BACK... -
Page 7: Setup Instructions
A. Calibration holes B. Protective cover C. Replaceable test pins low/medium/highmoisture level icon (high moisture shown) Wood icon Building materials icon Beeper enabled icon H. Dual function button: Power on/off (press and hold for >3 seconds); Backlight on/off (press briefly) I. -
Page 8: Operating Instructions
The MMH800 provides three indications of a material’s measured moisture content: 1. A percentage reading on the upper display. -
Page 9: Accounting For Temperature And Humidity
50% means that the ambient air is holding only half the moisture is it capable of holding. The MMH800’s split-screen lower display can help you develop your own custom moisture level curves by providing real-time temperature and humidity readings. -
Page 10: Checking Calibration
If either calibration check produces a readout outside the stated range for that mode, and the meter is still under warranty, call General’s Customer Service Department at 212-431-6100 to arrange to return the meter for service or replacement. -
Page 11: Maintenance Tips
General will repair or replace this instrument if, after examination, the company determines it to be defective in material or workmanship This warranty does not apply to damages that General determines to be from an attempted repair by non-authorized personnel or misuse, alterations, normal wear and tear, or accidental damage. -
Page 12: Return For Repair Policy
Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 TestEquipmentDepot.com...
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