User Manual Thermohygrometer Indicator Model
Contents
1. 20 F 0 to 50 C Humidity 1 Temperature 0 1 F C 5 40 RH 80 RH 8 remaining range 18 F 1 C 32 to 120 F 0 to 50 C Display LCD Auto power off Unit shuts off automatically after six minutes to preserve battery life Weight 3 oz 85 g Dimensions L x W x H 44 x 214 x 16 10 8 x 5 7 x 0 8 cm Power One AAA battery Mai Recalibrati Renai Cleaning and Storage e Meter should be cleaned with a damp cloth and mild deter gent when necessary Do not use solvents or abrasives e Store meter in an area with moderate temperature and humidity Battery Replacement If the battery power is insufficient open the battery cover on the back of the unit and replace the AAA battery Close the cover securely Mai Recalibrati Repair l It is recommended that Digi Sense products are calibrated annually to ensure proper function and accurate measure ments however your quality system or regulatory body may require more frequent calibrations To schedule your recalibration please contact InnoCal an ISO 17025 calibration laboratory accredited by A2LA INNOCAL INNOVATIVE CALIBRATION SOLUTIONS Phone 1 866 INNOCAL 1 866 466 6225 Fax 1 847 327 2993 E mail sales innocalsolutions com Web InnoCalSolutions com z NEME cI Cole Parmer lets Delivering Solutions You Trust Proven Precise Personal Toll Free 1 800 323 4340 Toll Free 1 800 358 5525 Phone 1 847 549 7600 Phone 1 847 327 2000 F2. User Manual D DIGI SENSE Thermohygrometer Indicator with NIST Traceable Calibration Model 20250 30 ce THE STANDARD IN PRECISION MEASUREMENT Intr ion The Digi Sense Thermohygrometer Indicator Model 20250 30 is designed for indoor applications and displays temperature humidity and time Advanced features include C F unit selection Max Min reading for temperature and humidity environmental comfort indicators and clock with alarm and date The instrument is fully tested and calibrated to NIST traceable standards Careful use of this meter will provide years of reliable service Unpacking Check individual parts against the list of items below If anything is missing or damaged please contact your instrument supplier immediately 1 Indicator 2 One AAA 1 5 V battery installed 3 C clip for mounting 4 User manual 5 NIST traceable calibration report with data Key Features e User selectable C or F units e Built in sensor for indoor temperature and humidity measurement e Max Min temperature and humidity displays e Environmental symbols displayed COMFORT comfortable WET high humidity DRY low humidity e Clock with alarm and date M D R 1 LCD three readouts 2 MODE button 1 3 ADJ adjustment button 4 MEMO memory button 5 C F button on back of unit 6 RESET button on back of unit n ration Button Functions 1 MODE switches from clock to alar
3. ax 1 847 247 2929 Fax 1 847 327 2700 ColeParmer com Digi Sense Davis com Digi Sense 1065DGMAN_20250 30 Rev 1 Manual Part No 00100 61
4. m function 2 ADJ sets clock alarm and date 3 MEMO displays Max Min temperature and humidity readings 4 C F changes temperature display unit of measure 5 RESET clears all settings and memory data Display 1 The screen is divided into three parts a Section one displays time date and alarm b Section two displays temperature readings in either C or F c Section three displays relative humidity and comfort indicator symbols View Current Time and Date 1 Press the ADJ button to toggle between viewing time and date View Max Min Temperature and Humidity 1 Press the MEMO button to toggle between Current Max Min Current 2 Press the MEMO button for longer than two seconds to clear the Max Min memory Environmental Comfort Display Symbols 1 Temperature at 68 to 78 8 F 20 to 26 C and relative humidity between 50 and 70 RH will show i COMFORT symbol 2 Any temperature and relative humidity above 70 RH shows the 22 WET symbol for high humidity 3 Any temperature and relative humidity below 50 RH shows DRY symbol for low humidity Setting Clock and Date 1 Press MODE button to make sure you are in the time mode and not alarm mode Once in time mode press and hold the MODE button for three seconds to activate 2 The minutes will start to blink use the ADJ button to increase value see Fig 1 3 Press MODE button to advance to hours and use the ADJ button to change to desi
5. red setting 4 Press MODE button to advance to 72 or 24 hour mode and use the ADJ button to change value see Fig 2 Press MODE button to advance to month and use the ADJ button to change to desired setting see Fig 3 6 Press MODE button to advance to date and use the ADJ button to change to desired setting see Fig 3 Ol Fig 1 Fig 2 Fig 3 5 Set 10 i i j Setting Alarm 1 Press MODE button to make sure you are in the alarm mode and not the time mode Once in alarm mode press and hold the MODE button for three seconds to activate 2 The minutes will start to blink use the ADJ button to change to desired setting see Fig 4 3 Press the MODE button to advance Fig 4 to hours and use the ADJ button to change to desired setting Activating the Alarm 1 Press the MODE button to advance to turning the alarm on off hours and use the ADJ button to change the value see Fig 5 a symbol indicates alarm is active in chime mode b oif symbol indicates the alarm is active in sound mode 2 Press the MODE button to exit Fig 5 Changing Unit of Measure 1 Temperature unit displayed can be changed from C to F by pressing the C F button on the back of the unit Reset Button 1 Press and hold RESET button on the back of the unit to clear all information and default to the factory settings Humidity 10 to 90 RH Temperature 32 to 1
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