Related Manuals for Extech Instruments RHT35
Summary of Contents for Extech Instruments RHT35
- Page 1 USER MANUAL USB Multi-Function Datalogger Model RHT35 Additional User Manual Translations available at www.extech.com...
- Page 2 Introduction Thank you for selecting the Extech multi-function, easy-to-use, portable USB datalogger. The RHT35 offers temperature, humidity, and pressure logging. The USB datalogger can be configured and customized by the user by plugging it into a PC USB port, following the on-screen prompts, and making selections on the supplied ‘PDF Logger Configuration Tool’.
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Page 3: Button Descriptions
3 times. Up to eight (8) bookmarks can be saved. Battery Status Note: Short press the MARK button to display the approximate number of days remaining for the battery life. RHT35-en-GB_V1.0 04/17... -
Page 4: Led Status Indicator Description
The dual color (red/green) LED status indicator is located to the right of the LCD. • Red (Alarm): Blinks red every 10 seconds in an alarm condition • Green (Datalogging): Blinks green every 10 seconds while actively datalogging • Green (PC connection): Glows steady green while establishing connection to PC RHT35-en-GB_V1.0 04/17... - Page 5 12. MANUAL: Open the supplied PDF User Manual 13. ALARM LIMIT: Select the Temperature, %RH, and Pressure low/high alarm limits 14. ALARM DELAY: Datalogger will ignore alarms for the programmed period of time 15. ALARM TYPE: Select Alarm mode RHT35-en-GB_V1.0 04/17...
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Page 6: Operation
3. The executable file for programming is named “PDF Logger Configuration Tool”. 4. A datalogging session cannot start until the datalogger is properly configured. Configuring the RHT35 for a Datalogging session At any time before logging is started, the logger can be programmed and re-programmed. The previous logging session will be deleted once a new session is started. - Page 7 ‘SAVE’ is selected. Note: Time zone changes occurring during logging are not taken into account. Once all the programming is complete, press ‘SAVE’ to confirm the settings. Close the setup window, remove the logger from the PC USB port, and start datalogging as described in the next section. RHT35-en-GB_V1.0 04/17...
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Page 8: Start Datalogging
Select the PC file location where the report is to be saved. The PDF report includes the recorded data, bookmarks, and a trend graph. The spreadsheet report contains the same data as the PDF report minus the trend graph. RHT35-en-GB_V1.0 04/17... -
Page 9: Specifications
< 90% RH Dimensions 80 (L) x 43 (W) x 2.5 (D) mm (3.2 x 1.7 x 0.1”) Weight 90g (3.2 oz.) Battery Two (2) 3.0V CR2032 batteries (pre-installed) Battery Life Three (3) months Safety Compliance Warranty One Year RHT35-en-GB_V1.0 04/17... -
Page 10: Maintenance
Microprocessor failed Contact Extech for service Humidity measurement error Contact Extech for service Copyright © 2017 FLIR Systems, Inc. All rights reserved including the right of reproduction in whole or in part in any form ISO-9001 Certified www.extech.com RHT35-en-GB_V1.0 04/17...