User manual HANNA INSTRUMENTS AQUADIP

[. . . ] SPECIFICATIONS Range Resolution Accuracy Typical EMC Deviation TDS Factor Calibration 0 to 1999 ppm 0. 0 to 60. 0 °C 1 ppm / 0. 1°C ±2% f. s. (ppm) / ±0. 5°C ±2% f. s. [. . . ] 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 interference to radio and TV equipment. Any variation introduced by the user to the supplied equipment may degrade the instrument EMC performance. To avoid electrical shocks, do not use this instrument when voltage at the measurement surface exceeds 24 Vac or 60 Vdc. To avoid damage or burns, do not perform any measurement in microwave ovens. ISTAQUADIPR2 05/05 www. hannainst. com Dear Customer, Thank you for choosing a Hanna product. Please read this instruction manual carefully before using the instrument. If you need additional technical information, do not hesitate to e-mail us at tech@hannainst. com. This instrument is in compliance with directives. HOLD FUNCTION To freeze the current measurement on the LCD, press and hold the RANGE/HOLD key for about 3 seconds. When the hold function is active, the LCD displays alternatively the "HLd" indication and the frozen reading. Press RANGE to switch from ppm to temperature reading. Press the ON/OFF key to exit the hold mode and return to normal operation. TAKING MEASUREMENTS The meter is factory calibrated for ppm and temeprature. Press the ON/OFF key to turn the meter on. Immerse the probe into the solution to be tested. of 4½ cm, while the maximum level has not to exceed the indicated hole. [. . . ] Battery replacement must only take place in a nonhazardous area using 1. 5V AAA alkaline batteries. In order to replace run down batteries, simply remove the two screws on the bottom cover and replace the two 1. 5V AAA batteries with new ones, while paying attention to the correct polarity. [. . . ]