ACR Electronics PowerWatch Dokumentacja Pobierz pdf (Strona 37)

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 2002, ACR Systems Inc.

Page 37

3.1. JR

Thank you for choosing the ACR JR. for your data logging requirements. This information has been designed to get you

working as quickly and easily as possible with your new data logger. It will explain the operation of downloading and

displaying, and working with the data contained in the JR. data logger.

Below is a list of chapter topics that this information will cover:

• Product Overview

• Getting Started for the First Time

• Preparing the JR. for Use

• Backup and Save Logged Data

• Analyzing Logged Data

• Menu Options

• Frequently Asked Questions

• Troubleshooting

• Technical Support

• Upgrading My Hardware

• Glossary

3.1.1. Product Overview

ACR JR.

• Size: 33 x 43 x 15 mm (1.3 x 1.7 x 0.6").

• Weight: 1 ounce (29 grams).

• Case Material: Polyurethane.

• Mounting: Magnetic backing.

• Operating Limits: -40 C to 85 C (-40 F to 185 F).

0 to 95% RH (non-condensing).

• Clock Accuracy: +/-2 seconds per day.

• Battery: 3 volt Lithium; 0.5 Amp-Hour.

• Battery Life: Five year warranty (under normal use).

• PC Requirements: IBM PC or 100% compatible running MS Windows 3.1, '95, '98, 2000, Me or NT, with at least

2MB RAM, 10 MB of hard drive disk space and one free serial port.

• Memory Size: 8K (with compression up to 32K). Typical 22 days(depending on the rate of temperature change).

Maximum 44 days.

• Resolution: 8 bit (1 part in 256).

• Sampling Method: First-in First-out.

• Sampling Rate: 1 reading every 2 minutes.

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ACR Electronics PowerWatch Dokumentacja Strona 37