Kestrel 3500 Series Manual Download | Manualshive

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Re la t i v e Humidi t y C alibr a t ion K i t

Fo r c a l i b ra t i n g t h e f o l l ow i n g Ke s t r e l M e t e r s

Kestrel 5 Series, 4 Series and Kestrel 3000-3500 Series

(Kestrel DROPs currently cannot be recalibrated)

Kestrelinstruments.com

800.784.4221

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Summary of Contents for 3500 Series

Page 1: ...e Humidity Calibration Kit For calibrating the following Kestrel Meters Kestrel 5 Series 4 Series and Kestrel 3000 3500 Series Kestrel DROPs currently cannot be recalibrated Kestrelinstruments com 800 784 4221 ...

Page 2: ...e refer to Standard Practice for maintaining Constant Relative Humidity by Means of Aqueous Solutions ASTM Designation E104 85 reapproved 1996 for additional information While the calibration process is simple it is important that you follow the steps carefully A careless calibration could enter incorrect values into the unit and degrade its performance ...

Page 3: ... the effects of RH drift This manual explains in detail all of the steps for recalibrating your Kestrel s humidity Sensor This process will take approximately 50 hours including setup and calibration Ensure that you are performing the calibration in a climate controlled environment such as a home or office and make sure your calibration location is not near any windows or air conditioning or heat ...

Page 4: ...cess Note Only place one Kestrel unit in each calibration jar at a time Attempting to calibrate more than one unit in each jar at the same time will reduce RH calibration accuracy If you are attempting to calibrate multiple units the process can be overlapped so that while the first Kestrel unit is equilibrating in the second jar the second Kestrel unit can begin equilibrating in the first jar Not...

Page 5: ...ater above the salt 1 Open the two labeled jars Remove the two plastic spacer grids from the jars 2 Open the sealed vial labeled Sodium Chloride 74 0 High and empty the salt into the bottom of the jar with the same label 3 Fill the small measuring cup to the RED line marked NaCl 13 ml with distilled or clean tap water Add to jar 4 Using a stirring stick stir the solution for at least a minute Plea...

Page 6: ...r at a time Attempting to calibrate more than one unit at a time will reduce RH calibration accuracy Note The plastic spacers should not be used for the calibration of the Kestrel 4400 4600 and 5400 as they will not fit When placing the Kestrel 4400 4600 or 5400 in the jar inserting it upside down is recommended The black globe is more easily cleaned when transferred from one salt jar to the next ...

Page 7: ...life remaining replace the battery with a new Lithium AA battery 2 Enter the main menu by pressing the gear button in the upper left Scroll to and select System then scroll to and select Humidity Cal Ensure the calibration settings are set to the values shown below If needed use the key pad to highlight fields and scroll to the correct value Cal Period 24 hr RH Cal Low 32 8 RH Cal High 74 0 ...

Page 8: ...n timer has finished counting down When the timer is complete the bottom line will say Start High 7 Remove the Kestrel from the jar marked 32 8 Low and wipe off any salt or water that may be on the unit 8 Scroll to and highlight the Start High field and then press the select button Open the jar marked 74 0 High and quickly place the Kestrel in the new jar with the impeller facing down and then tig...

Page 9: ...rtain to your unit two or three button models Kestrel 3000 3500 Three Button 1 With the unit turned off press the center and left button at the same time to start the RH Calibration routine If on the unit can be turned off by holding down the center button 2 With P1 showing press the center button again to bring up the first calibration point value Scroll till 32 8 is showing then press the center...

Page 10: ...play P2 3 With P2 showing press the On button again to bring up the second calibration point value Using the same method as above set the value to 32 8 then press the On button 4 Press Mode till the Kestrel displays the Relative Humidity measurement and do not press any additional buttons at this time 5 Place the Kestrel in the 1st jar with the impeller facing down For three button Kestrel 3000 35...

Page 11: ...Kestrel 3000 Two Button 7 With the Kestrel turned on and in Relative Humidity Mode press the On and Mode button at the same time for approximately 6 seconds to start the RH Calibration routine The screen will display C1 Press Mode to start the 60 minute timer till the first calibration measurement is taken The screen will flash between C1 and the preprogramed RH calibration value for 60 minutes ti...

Page 12: ... press the center button to start a 60 minute countdown The screen will flash between C2 and the remaining number of minutes till the second calibration measurement is taken Kestrel 3000 Two Button 11 With the screen showing C2 press Mode to start a 60 minute countdown The screen will flash between C2 and the preprogramed RH calibration value for 60 minutes till the second calibration measurement ...

Page 13: ...ete 1 If the battery indicator does not show near full battery life remaining replace the batteries with new Lithium AAA batteries 2 In the main menu select System then select Humidity Cal In some older firmware versions Humidity Cal is found directly on the main menu Ensure the calibration settings are set to the values shown below If needed use the key pad to highlight fields and scroll to the c...

Page 14: ... the first calibration period by scrolling to Start 1 in the Humidity Cal menu and pressing Select Start 1 will change to say Running 1 and the number of seconds will countdown till the first calibration measurement is taken 7 Return the Kestrel to the first jar and after ensuring the lid is closed tightly return the jars to the zipper case and if using return the zipper case to the insulated cool...

Page 15: ...trel to the second jar and after ensuring the lid is closed tightly return the jars to the zipper case and if using return the zipper case to the insulated cooler Make a note of what time the calibration routine will end 12 After the countdown for the second calibration measurement has ended remove the Kestrel from the second jar To confirm the second calibration period is complete check that the ...

Page 16: ...lay through the jar Kestrel 3000 3500 Series Units 2 Set your Kestrel to display Relative Humidity and place it in one of the two salt jars then let it sit for 24 hours inside the insulated zipper pouch 3 Remove the Kestrel from the salt jar quickly turn it on and return it to the jar for 35 more minutes 4 After 35 minutes remove the jar with the Kestrel inside and read the Kestrel s RH reading on...

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Page 20: ...ed and manufactured in the USA NIELSEN KELLERMAN 21 Creek Circle Boothwyn PA 19061 Phone 610 447 1555 Fax 610 447 1577 Web Kestrelinstruments com Email info NKhome com By 319024_3_19 03 05 Please register your Kestrel Meter at www Kestrelinstruments com ...

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