TPI 595C1 User Manual

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TPI 595

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Test Products International, Inc.
Headquarters:
9615 SW Allen Blvd.
Beaverton, OR 97005
USA
503-520-9197 • Fax: [phone]
e-mail: [e-mail]

Test Products International, Ltd.
342 Bronte St. South Unit #9
Milton, Ontario L9T 5B7
Canada
905-693-8558 • Fax: [phone]
e-mail: [e-mail]

Test Products International UK Ltd.
Longley House, East Park
Crawley, West Sussex RH10 6AP
England
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Fax: [phone]
e-mail: [e-mail]

Digital Humidity Thermometer

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595M © 2004

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Contents

1. Introduction

2. Instrument Overview

3. Turning On & Off and Charging

3.1 Turning On

3.2 Turning Off

5. Recording Data

7. RS232 Interface

Appendix A Specifications

Appendix B Calibration & Service

Appendix C Guarantee

Appendix D Troubleshooting Guide

CALIBRATION & SERVICE

It is recommended that the instrument be calibrated every 12 months. Please
consult Test Products International for further details.

GUARANTEE

Your TPI 595 Digital Humidity Thermometer is guaranteed free from defects in ma­terials and workmanship for 3 Years from the date of purchase.

Covered by TPI: - Repair parts and labour; or replacement of the product at the
option of TPI. Normal transportation charges to the purchaser are also covered.

Not covered by TPI: - Damage to the product which are the result of abuse, im­proper use or maintenance are not covered. Any other expenses, consequential
damages, incidental expenses including damages to property are not covered.
Transportation expenses to the customer are not covered.

To obtain warranty performance: - Include with the product your name, address,
phone number, written description of the problem and proof of purchase date.
Carefully package and return to TPI.

This guarantee does not affect your statuary rights.

Trouble Shooting Guide

Problem Solution

Unit will not turn on Battery voltage is low, change batteries.

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RS232 Output

Holding down "RCL" button will display "MAX, "MIN", "AVG". And then
"RS-232" at the top right of the screen.

This function prints the reading currently being measured in ASCII code.

RS232 cable is needed in order to view the readings on your computer.

SPECIFICATIONS

Instrument General

Operating Temperature Range -10˚C to +50˚C
Operating Humidity Less than 95% non-condensing
Battery 9 Volt Alkaline battery
Battery Life > 30 Hours Continuous Use
Display Backlit Dual LCD with function annunciators
Dimensions 74mm x 144mm x 29mm
Weight 150g
Casing Rubber Boot as Standard
Switch Off Auto Power Off after 10 minutes

Sensors

Temperature Measurement -20˚C to +80˚C (-5˚F to 175˚F)
Temperature Accuracy ±1% of reading ±0.5°C
±1% of reading ±1.0°F

Humidity Measurement 10 to 95% Relative Humidity
Humidity Accuracy ±3% of reading ±3 digits

1. Introduction

Thank you for purchasing TPI brand products. The TPI 595 Digital Humidity Ther­mometer is a state of the art, easy to use instrument designed to provide tempera­ture and relative humidity readings. The instrument is ruggedly constructed and
comes with a 3 Year Guarantee.

This manual will guide you through the functions of the TPI 595 which will give
you many years of reliable service.

Your TPI 595 Digital Humidity Thermometer comes complete with the following
items as standard:

• TPI 595 Instrument

• Rubber Boot

• Soft Carrying Case

• Batteries

• Instruction Manual

Your TPI 595 Digital Humidity Thermometer has the following options available:

• Serial Computer Interface RS232

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3

Instrument Overview

RS232 Output

Dual LCD

Hold Key

Power Key

Record Key

°C or °F key

Recall Key

Battery Compartment

Sensors

Remote
Probe

Operating Instructions

1. Push ON button to turn meter on.

2. Pressing the 'C/'F button will toggle between 'C and 'F.

3. Position the probe at desired location of measurement.

4. Read the temperature and humidity on the LCD.

5. It will take several minutes until the readings get stable after the
probe is positioned.

6. Press "HOLD" button to freeze the display after taking a measurement
is finished.

7. "DH" will be displayed on the LCD.

8. Press "HOLD" button again to return to normal operation.

Battery should be replaced when "LBT" is displayed at the top left of the
screen.

Recording Data

If you want to record the reading changes, press "REC" button when the
reading gets stable. Once activated the meter will begin recording.

-The REC annunciator will be displayed. The meter will record minimum,

maximum and average temperatures.

-To recall the data after recording, press "RCL" button.

The "MAX", "MIN", "AVG" values will be recalled sequentially.

If you press "RCL" button, both temperature and humidity will be dis­played at the same time on the LCD. The screen will display "MAX",
"MIN", "AVG" sequentially.

Press "REC" button to return to normal operation.
The meter has auto power off feature on normal operation.( 10 minutes)
Auto power off is disabled on record mode.

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