User manual HANNA INSTRUMENTS HI 98553

[. . . ] ElTh ® Pocket-Sized Thermometer OPERATING: · Remove the protective cap and connect the probe. [. . . ] · Read the temperature value of the solution in °C or °F (according to the model) shown on the display. · Variations in readings or faint display may indicate battery failure. ACCESSORIES: The calibration procedure is very simple and fast. · Wait for a few minutes and correct the reading if necessary by adjusting the trimmer located on the rear of the tester using a small screwdriver. Calibration is now complete. BATTERY REPLACEMENT: When the ElTh cannot be switched on or the display fades, pull out the battery compartment and change the four 1. 4V batteries, paying attention to their polarity. Batteries should only be replaced in a safe area using the battery types specified in this instruction manual. RECOMMENDATIONS FOR USERS: Before using this product, make sure that it is entirely suitable for the environment in which it is used. Operation of this instrument in residential areas could cause unacceptable interference to radio and TV equipment. Any variation introduced by the user to the supplied equipment may degrade the instrument's EMC performance. [. . . ] 700 hours of continuous use 142x29x15 mm (5. 6x1. 2x0. 6") 80 g (2. 8 oz. ) BATTERY LIFE DIMENSIONS WEIGHT ACCESSORIES: HI 76501/P Calibration screwdriver (20 pcs) HI 76504/P4 1. 4V battery (4 pcs) ElTh® is a registered Trademark of "Hanna Instruments" Visit our Internet Home Page: http://www. hannainst. com Authorized Dealer ISTELTHR1 11/96 [. . . ]