HOBO Water Temp Pro v2 User's Guide
Contents
1. Corporation Other products and brand names may be trademarks or registered trademarks of their respective owners2. you determine what was happening while the logger was logging The logger stores 64K of data and can record over 42 000 12 bit temperature measurements Deploying and protecting the logger e Depending on water conditions and desired measurement location the logger should be appropriately weighted secured and protected Some monitoring applications require precise placement of the temperature sensor such as measuring the temperature of a flow at the bottom of a stream or river Ensure that the logger 1s appropriately secured so that the temperature sensor is in the desired measurement location Sensor Communications end window Mounting D N N hole Sa e The opening at the sensor end of the logger accepts 1 4 inch 6 35mm diameter nylon cord or other strong cable If wire is wrapped through the sensor end to secure the logger make sure the wire loop is snug to the sensor end Any slack in the loop may cause excessive wear e The logger is slightly positive buoyant so that it will float if it is inadvertently dropped in the water or breaks free from its mooring You may want to mark or label the logger with contact information in case the logger is lost e Onset recommends an optional boot Part BOOT BLK or BOOT WHT for protection against very cold temperatures which can make the case brittle and prone to fracture or repeated pounding and abrasion caused by turbulent flow The
3. HOBO U22 Water Temp Pro v2 Part U22 001 Inside this package e HOBO U22 Water Temp Pro v2 logger The HOBO Water Temp Pro v2 logger is designed with a durable streamlined UV stable case for extended deployments measuring temperature in fresh or salt water The small size of the logger allows it to be easily mounted and or hidden in the field It is waterproof up to 120 m 400 feet and rugged enough to withstand years of use even in stream conditions It has enough memory to record over 42 000 12 bit temperature measurements The logger uses an optical USB communications interface USB Optic Base Station Part BASE U 4 with Doc 10366 B MAN U22 001 COUPLER2 C for launching and reading out the logger Onset Computer Corporation The optical interface allows the logger to be offloaded Thank you for purchasing a HOBO data logger With without compromising the integrity of the seals The USB proper care it will give you years of accurate and reliable compatibility allows for easy setup and fast downloads measurements HOBOware software is also required for logger operation Visit www onsetcomp com for compatible software Specifications Temperature Sensor 20 to 70 C 4 to 158 F in air maximum sustained temperature of 50 C 122 F in water 0 2 C over 0 to 50 C 0 36 F over 32 to 122 F see Plot A Resolution 5 minutes in water 12 minutes in air moving 2 m sec typical Stability drift Real
4. LIED INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES OF MERCHANTIBILITY OR FITNESS FOR A PARTICULAR PURPOSE NO INFORMATION OR ADVICE GIVEN BY ONSET ITS AGENTS OR EMPLOYEES SHALL CREATE A WARRANTY OR IN ANY WAY INCREASE THE SCOPE OF THE EXPRESSED WARRANTY OFFERED WITH THIS PRODUCT Indemnification Products supplied by Onset are not designed intended or authorized for use as components intended for surgical implant or ingestion into the body or other applications involving life support or for any application in which the failure of the Onset supplied product could create or contribute to a situation where personal injury or death may occur Products supplied by Onset are not designed intended or authorized for use in or with any nuclear installation or activity Products supplied by Onset are not designed intended or authorized for use in any aeronautical or related application Should any Onset supplied product or equipment be used in any application involving surgical implant or ingestion life support or where failure of the product could lead to personal injury or death or should any Onset supplied product or equipment be used in or with any nuclear installation or activity or in or with any aeronautical or related application or activity Purchaser will indemnify Onset and hold Onset harmless from any liability or damage whatsoever arising out of the use of the product and or equipment in such manner Returns Please di
5. boot slides over the logger has a removable end cap and is flexible enough to allow you to attach the coupler without removing the boot To attach the base station remove the end cap and firmly insert the logger until the boot folds back Make sure the arrow on the logger label is aligned with the arrow on the coupler label Although the boot does not cover the sensor end of the logger the temperature response time to 90 of final value in water increases slightly from 5 to 8 minutes due to the increased mass This logger should not be immersed for extended periods in any liquid other than fresh or salt water To do so may void the warranty refer to the Service and Support section If you have any questions about chemical resistance call Onset Prolonged exposure to chlorinated water is not recommended The clean the logger rinse it in warm water Use a mild dishwashing detergent if necessary Do not use harsh chemicals solvents or abrasives especially on the communications window HOBO U22 Water Temp Pro v2 Battery The battery in the HOBO Water Temp Pro v2 is a 3 6 Volt lithium battery The battery life of the logger should be about six years Actual battery life is a function of the number of deployments logging interval and operation storage temperature of the logger To obtain a six year battery life a logging interval of one minute or greater should be used and the logger should be operated and stored at tempera
6. connect to the computer 1 Install the logger software on your computer before proceeding 2 Follow the instructions that came with your base station or shuttle to attach the base station or shuttle to a USB port on the computer 3 Make sure the logger s communications window is clean and dry Use a clean nonabrasive cloth if necessary If the logger is wet wipe off excess moisture 4 Attach the coupler to the base station or shuttle then insert the logger into the coupler with the arrow on the logger label aligned with the arrow on the coupler label Align arrows Ee on labels BE j l ae x Ws A s X WATER TEMP PRO V2 for use with HOBO Waterproof Shuttle Z AAN Ky Le 4 Coupler lever To base station 5 If you are using the HOBO Waterproof Shuttle briefly press the coupler lever to put the shuttle into base station mode 6 If the logger has never been connected to the computer before it may take a few seconds for the new hardware to be detected by the computer 7 Use the logger software to launch the logger You can check the logger s status read out the logger while it continues to log stop it manually with the software or let it record data until the memory is full Refer to the software user s guide for complete details on launching reading out and viewing data from the logger including multiple logging intervals Important USB communications may not function properly at tempe
7. nd Support As part of Onset s ongoing efforts to provide 100 customer satisfaction our Continuing Engineering Group constantly monitors and evaluates all of our products and software In the unlikely event any significant defect is found Onset will notify you If you find a defect please e mail us at loggerhelp onsetcomp com HOBO products are easy to use and reliable In the unlikely event that you have a problem with this instrument contact the company where you bought the logger Onset or an Onset Authorized Dealer Before calling you can evaluate and often solve the problem if you write down the events that led to the problem are you doing anything differently and if you visit the Technical Support section of the Onset web site at www onsetcomp com support html When contacting Onset ask for technical support and be prepared to provide the product number and serial number for the logger and software version in question Also completely describe the problem or question The more information you provide the faster and more accurately we will be able to respond Onset Computer Corporation 470 MacArthur Blvd Bourne MA 02532 Mailing PO Box 3450 Pocasset MA 02559 3450 Phone 1 800 LOGGERS 1 800 564 4377 or 508 759 9500 Fax 508 759 9100 E mail loggerhelp onsetcomp com Internet www onsetcomp com Warranty Onset Computer Corporation Onset warrants to the original end user purchaser for a period of one year from
8. ratures below 0 C 32 F or above 50 C 122 F Note The logger consumes significantly more power when it is awake and connected to a base station or shuttle To 2 conserve power the logger will go into a low power sleep mode if there has been no communication with your computer for 30 minutes To wake up the logger remove the logger from the coupler wait a moment then re insert the logger Note The first time you launch the logger the deployment number will be greater than zero Onset launches the loggers to test them prior to shipping Operation A light LED in the communications window of the logger confirms logger operation In brightly lit areas it may be necessary to shade the logger to see the LED blink The following table explains when the light blinks during logger operation The logger is logging Blinks once every one to four seconds the shorter the logging interval the faster the light blinks blinks when logging a sample The logger is awaiting a start because it was launched in Start At Interval or Delayed Start mode Blinks once every eight seconds until logging begins Sample and event logging The logger can record two types of data samples and events Samples are the sensor measurements recorded at each logging interval for example temperature every minute Events are independent occurrences triggered by a logger activity such as Bad Battery or Host Connected Events help
9. rect all warranty claims and repair requests to place of purchase Before returning a failed unit directly to Onset you must obtain a Return Merchandise Authorization RMA number from Onset You must provide proof that you purchased the Onset product s directly from Onset purchase order number or Onset invoice number Onset will issue an RMA number that is valid for 30 days You must ship the product s properly packaged against further damage to Onset at your expense with the RMA number marked clearly on the outside of the package Onset is not responsible for any package that is returned without a valid RMA number or for the loss of the package by any shipping company Loggers must be clean before they are sent back to Onset or they may be returned to you Repair Policy Products that are returned after the warranty period or are damaged by the customer as specified in the warranty provisions can be returned to Onset with a valid RMA number for evaluation ASAP Repair Policy For an additional charge Onset will expedite the repair of a returned product Data back Service HOBO data loggers store data in nonvolatile EEPROM memory Onset will if possible recover your data Tune Up Service Onset will examine and retest any HOBO data logger 2006 Onset Computer Corporation All rights reserved Part MAN U22 001 Doc 10366 B Patent 6 826 664 Onset HOBO and HOBOware are registered trademarks of Onset Computer
10. the date of original purchase that the HOBO product s purchased will be free from defect in material and workmanship During the warranty period Onset will at its option either repair or replace products that prove to be defective in material or workmanship This warranty shall terminate and be of no further effect at the time the product is 1 damaged by extraneous cause such as fire water lightning etc or not maintained in accordance with the accompanying documentation 2 modified 3 improperly installed 4 repaired by someone other than Onset or 5 used in a manner or purpose for which the product was not intended THERE ARE NO WARRANTIES BEYOND THE EXPRESSED WARRANTY ABOVE IN NO EVENT SHALL ONSET BE LIABLE FOR LOSS OF PROFITS OR INDIRECT CONSEQUENTIAL INCIDENTAL SPECIAL OR OTHER SIMILAR DAMAGES ARISING OUT OF ANY BREACH OF THIS CONTRACT OR OBLIGATIONS UNDER THIS CONTRACT INCLUDING BREACH OF WARRANTY NEGLIGENCE STRICT LIABILITY OR ANY OTHER LEGAL THEORY Limitation of Liability The Purchaser s sole remedy and the limit of Onset s liability for any loss whatsoever shall not exceed the Purchaser s price of the product s The determination of suitability of products to the specific needs of the Purchaser is solely the Purchaser s responsibility THERE ARE NO WARRANTIES BEYOND THE EXPRESSED WARRANTY OFFERED WITH THIS PRODUCT EXCEPT AS SPECIFICALLY PROVIDED IN THIS DOCUMENT THERE ARE NO OTHER WARRANTIES EXPRESS OR IMP
11. time clock Battery Battery life typical use bi Temperature Memory non volatile Sse a r approx 42 000 12 bit temperature Weight Dimensions 3 0 cm 1 19 in maximum diameter 11 4 cm 4 5 in length mounting hole 6 3 mm 0 25 inches diameter Wetted materials Buoyancy fresh water Waterproof Shock drop Fixed rate or multiple logging intervals with up to 8 user defined logging intervals and durations logging intervals from second to 18 hours Refer to HOBOware software manual Launch modes Immediate start and delayed start Offload modes Offload while logging stop and offload Battery indication Battery voltage can be viewed in status screen and optionally logged in datafile Low battery indication in datafile NIST certificate Available for additional charge C The CE Marking identifies this product as complying with the relevant directives in the European Union EU Operation range Accuracy Resolution Accuracy Response time 90 Accuracy Resolution Logging interval 2006 Onset Computer Corporation Part MAN U22 001 Doc 10366 B HOBO U22 Water Temp Pro v2 Accessories available Optional protective boot Black Part BOOT BLK or White Part BOOT WHT Connecting the logger The HOBO Water Temp Pro v2 requires a coupler Part COUPLER2 C and USB Optic Base Station Part BASE U 4 or HOBO Waterproof Shuttle Part U DTW 1 to
12. tures between 0 and 25 C 32 and 77 F Frequent deployments with logging intervals of less than one minute and continuous storage operation at temperatures above 35 C will result in significantly lower battery life For example continuous logging at a one second logging interval will result in a battery life of approximately one month The logger can report and log its own battery voltage If the battery falls below 3 1 V the logger will record a bad battery event in the datafile If the datafile contains bad battery events or if logged battery voltage repeatedly falls below 3 3 V the battery is failing and the logger should be returned to Onset for battery replacement To have your logger s battery replaced contact Onset or your place of purchase for return arrangements Do not open the case or attempt to replace the battery yourself There are no user serviceable parts inside If you open the case the warranty will be voided and the logger may no longer be waterproof A WARNING Do not cut open incinerate heat above 100 C 212 F or recharge the lithium battery The battery may explode if the logger is exposed to extreme heat or conditions that could damage or destroy the battery case Do not dispose of the logger or battery in fire Do not expose the contents of the battery to water Dispose of the battery according to local regulations for lithium batteries HOBO U22 Water Temp Pro v2 Service a
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