Digital Thermometer
Parr Instrument Company
2
Table of Contents
Preface
Scope — 3
Explanation of Symbols — 3
Safety Information — 3
Intended Usage — 3
General Specifi cations — 3
Electrical Ratings— 3
Environmental Conditions— 3
Electromagnetic Compatibility— 3
Provisions for Lifting and Carrying — 3
Overview
Thermistor Probe Installation — 4
Operation
Installing the A366C to Use the 6775 in Place of
a Glass Thermometer in a 1341 — 5
Serial Interface (6775A) — 5
Data Logging (6775A) — 6
Maintenance
Battery — 7
Customer Service
Questions concerning the installation or operation of this instrument
can be answered by the Parr Customer Service Department:
1-309-762-7716 • 1-800-872-7720 • Fax: 1-309-762-9453
E-mail: parr@parrinst.com • http://www.parrinst.com
Troubleshooting
Service — 7
Appendix 1
Calculating the Corrected Temperature Rise
for a Calorimetric Test — 8
Dickinson Formula— 8
Regnault-Pfaundler Formula— 8
Example Calculations — 9
Calculation of the Radiation Correction and
the Corrected Temperature Rise (t) — 9
Parts List
Principal Parts and Accessories in
6775/6775A Digital Thermometer — 10
Technical Service
Contact Us — 10
Return for Repair — 10
Drawings
Internal Parts Views of 6775 Digital
Thermometer — 11
Internal Parts Views of 6775A Digital
Thermometer — 11
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