Manuals

User’s Guide

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MADE IN TAIWAN

RH318

Data Logger Hygro-Thermometer

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Internet e-mail [email protected]

Servicing North America: U.S.A.: ISO 9001 Certified

Canada:

Omega Engineering, Inc., One Omega Drive, P.O. Box 4047 Stamford, CT 06907-0047 USA Toll Free: 1-800-826-6342 TEL: (203) 359-1660 FAX: (203) 359-7700 e-mail: [email protected] 976 Bergar Laval (Quebec), H7L 5A1 Canada Toll-Free: 1-800-826-6342 FAX: (514) 856-6886

TEL: (514) 856-6928 e-mail: [email protected]

For immediate technical or application assistance: U.S.A. and Canada: Sales Service: 1-800-826-6342/1-800-TC-OMEGA® Customer Service: 1-800-622-2378/1-800-622-BEST® Engineering Service: 1-800-872-9436/1-800-USA-WHEN®

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Servicing Europe: Benelux:

Managed by the United Kingdom Office Toll-Free: 0800 099 3344 TEL: +31 20 347 21 21 FAX: +31 20 643 46 43 e-mail: [email protected]

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Frystatska 184 733 01 Karviná, Czech Republic Toll-Free: 0800-1-66342 FAX: +420-59-6311114

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TEL: +420-59-6311899 e-mail: [email protected]

Managed by the United Kingdom Office Toll-Free: 0800 466 342 TEL: +33 (0) 161 37 29 00 FAX: +33 (0) 130 57 54 27 e-mail: [email protected]

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United Kingdom: ISO 9001 Certified

TEL: +49 (0) 7056 9398-0 e-mail: [email protected]

OMEGA Engineering Ltd. One Omega Drive, River Bend Technology Centre, Northbank Irlam, Manchester M44 5BD United Kingdom Toll-Free: 0800-488-488 TEL: +44 (0) 161 777-6611 FAX: +44 (0) 161 777-6622 e-mail: [email protected]

It is the policy of OMEGA Engineering, Inc. to comply with all worldwide safety and EMC/EMI regulations that apply. OMEGA is constantly pursuing certification of its products to the European New Approach Directives. OMEGA will add the CE mark to every appropriate device upon certification. The information contained in this document is believed to be correct, but OMEGA accepts no liability for any errors it contains, and reserves the right to alter specifications without notice. WARNING: These products are not designed for use in, and should not be used for, human applications.

TABLE OF CONTENT 1. SAFETY INFORMATION............................................................................................................................... 1 2. GENERAL DESCRIPTION ............................................................................................................................ 1 3. FEATURE ...................................................................................................................................................... 1 4. SPECIFICATIONS ......................................................................................................................................... 1 5. BUTTONS AND FUNCTIONS ....................................................................................................................... 3 6. DATA LOGGER ............................................................................................................................................. 5 7. SETTING DATE AND TIME .......................................................................................................................... 6 8. POWER PREPARATION .............................................................................................................................. 7 9. TESTLINK SE-318 SOFTWARE FOR RH318 .............................................................................................. 7

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1. SAFETY INFORMATION Read the following safety information carefully before attempting to operate or service the meter. Use the meter only as specified in this manual; otherwise the protections provided by the meter may be impaired. ENVIRONMENT CONDITIONS   

Altitude up to 2000 meters Relatively humidity: 90% max Operation ambient temperature: 0 to 40°C

MAINTENANCE & CLEARING 

Periodically wipe the case with a dry cloth. Do not use abrasives or solvents on this instrument.

SAFETY SYMBOLS Comply with EMC

2. GENERAL DESCRIPTI ON Thank you for choosing our Data Logger Hygro-thermometer. To ensure the safety and the best performance of this instrument, we recommend you to read and follow the manual carefully before any operation. Measurement settings and results are shown on the backlit LCD panel. Data can be stored in the meter or directly saved on a computer through PC interface. Recorded data can be further processed on a computer.

3. FEATURE        

Interchangeable digital probes Thermistor sensor for temperature measurement, fast response time Dual display Dew point measurement 16,000 Records Data Logger PC Interface With Windows software Auto power off for battery saving

4. SPECIFICATIONS Sensor type

Electronic capacitance polymer film sensor / NTC

Relative humidity range

0 to 100%RH

Temperature range

- 20 to 60°C (- 4 to 140°F)

Dew point temperature range

- 20 to 60°C (- 4 to 140°F)

Resolution

0.1%RH, 0.1°C, 0.1°F

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Accuracy

Probe: RP-32 90%RH

±4.0%RH

10%RH to 90%RH

±2.0%RH

-20 to 60°C (-4 to 140°F)

±0.8°C (±1.5°F)

Probe: RP-31 90%RH

±5.0%RH

10%RH to 90%RH

±3.0%RH

-15 to 35°C (-60 to 95°F)

±0.8°C (±1.5°F)

35°C (95°F)

See figure below

Response time

(@ t90; in slowly moving air) Humidity: 180 sec. Temperature: 10 sec.

Sensor hysteresis