User manual HANNA INSTRUMENTS HI 7101

[. . . ] Instruction Manual HI 7101 HI7102 RH Calibration Kits Dear Customer, Thank you for choosing a Hanna Product. Please read this instruction manual carefully before using the instrument. This manual will provide you with the necessary information for correct operation. [. . . ] · Allow the solution obtained to cool, and then pour it into the chamber marked "RH11. 1%", making sure that no residue remains on the walls of the glass container. · Seal the chamber well when not in use, as the LiCl solution is extremely hygroscopic and tends to capture the humidity present in the air causing the solution to expand in volume and to overflow from the container. Li Cl 11. 1% Na Cl 75. 4% CALIBRATION KIT PRELIMINARY EXAMINATION Li Cl 11. 1% Na Cl 75. 4% CALIBRATION KI T Remove the calibration kit from the packing material and examine it carefully. If any damage has occurred during shipment, immediately notify your Dealer or the nearest Hanna Customer Service Center. Note: Conserve all packing material until the kit has been observed to function correctly. Any defective item must be returned in its original packing. CALIBRATION KIT www. hannainst. com All rights are reserved. Reproduction in whole or in part is prohibited without the written consent of the copyright owner, Hanna Instruments Inc. , Woonsocket, Rhode Island, 02895 , USA. Li C l O H2 · Pour approximately 12 cc of distilled water into the other chamber marked "RH 75. 4%". · Add all the content of the HI 7121 bottle containing NaCl while continuously shaking the container to avoid the formation of lumps. Seal this container well when not in use. The calibration kit needs 4 hours for stabilization. · Switch the RH meter on. 12 ON OFF · Turn the high humidity trimmer until the readout on the display is 64. 3%. HI7111/P H ACCESSORIES Spare saturation salts 6 x 15g bottles of LiCl for low range humidity calibration Spare saturation salts 6 x 33g bottles of NaCl for high range humidity calibration CALIBRATION KIT H Li Cl 11. 1% Na Cl 75. 4% Li Cl 11. 1% Na Cl 75. 4% 2 O Na Cl CALIBRATION KIT · Wait for the measurement to stabilize (this takes about 4 hours). 4h · Turn the low humidity trimmer (see Hygrometer Instruction Manual) until a value of 0. 0% is seen on the readout (reading between 0. 0% and 1. 0% RH is also acceptable). 9 3 6 HI7121/P 12 9 3 6 4h H · Wait for 1 hour and readjust if necessary. · Leaving the probe in the "RH 75. 4%" chamber, adjust the low humidity trimmer until the value of 75. 4% is read. WARRANTY HI 7101 and HI 7102 are warranted for two years against defects in workmanship and materials when used for their intended purpose and maintained according to instructions. This warranty is limited to repair or replacement free of charge. Damages due to accidents, misuse, tampering or lack of prescribed maintenance are not covered. [. . . ] · Remove the adhesive sticker which covers the calibration trimmer access holes. Li Cl 11. 1% Na Cl 75. 4% CALIBRATION KIT · Remove the probe and tightly seal the chamber containing the LiCl solution. · Remove the cap from the "RH75. 4%" chamber containing the NaCl solution and insert the probe. · Wait for the measurement to stabilize (approximately 4 hours). Li Cl 11. 1% Na Cl 75. 4% H · Now, the humidity calibration is complete. CALIBRATION KIT 12 9 3 6 4h [. . . ]