User manual CITIZEN CT830

[. . . ] INSTRUCTION MANUAL for DIGITAL EAR THERMOMETER REF CT830 IDENTIFICATION OF PARTS Probe lens Probe LCD "SCAN" button Probe Cap "ON/MEM" button Fig. 1 0801 English Warning PLEASE READ THIS MANUAL BEFORE ANY ATTEMPT TO USE THIS PRODUCT IS MADE. English PRECAUTIONS The ear thermometer must be inserted correctly to obtain correct temperature measurement. Be sure to consult a physician if you feel that your health is in poor condition. DO NOT judge your health only on the presence or absence of a fever. 1. [. . . ] If no buttons are pressed in the setting mode for 8 seconds, the display automatically returns to the EAR TEMPERATURE mode. - Eng 5 - English EAR TEMPERATURE 1. Press ON/MEM button and after the all indicators show up on the display (Fig. 6), the ready message with icon displays, accompanied by two short beeps (Fig. 7). English Fig. 6 Fig. 7 3. Gently pull the ear back to straighten the ear canal (Fig. 3) and gently position the probe into the ear canal, aiming towards the membrane of the eardrum to obtain an accurate reading. After the probe is positioned in the ear, press and hold the SCAN button until you hear one beep. Remove the probe and read the temperature on the display (Fig. 8). (Ear temperature mark) Fig. 8 NOTE: The time and calendar settings should be done before measurement readings are taken. The thermometer always shuts off automatically in about one minute and the stand-by mode display (room temperature and date/time) will be shown. Without the time and calendar settings, the display will not show any indications after the thermometer shuts off. Pressing the buttons will NOT shut off the thermometer. ROOM TEMPERATURE = STAND-BY MODE 1. Then the stand-by mode display will appear after the automatic shut-off. When in stand-by mode, the room temperature will always appear on the display with the icon (Fig. 9). (Room temperature mark) Fig. 9 - Eng 6 - MATERIAL SURFACE TEMPERATURE / STOP WATCH 1. Press ON/MEM button to enter the EAR TEMPERATURE mode. MATERIAL SURFACE TEMPERATURE: Press and hold the ON/MEM button and then press the SCAN button once to leave the EAR EMPERATURE mode and enter the MATERIAL SURFACE TEMPERATURE scan icon (Fig. 10). mode with (Material surface temperature mark) Fig. 10 3. 1 Aim the probe torward the material and press the SCAN button, and the material surface temperature appears on the display. To measure the temperature of another material, repeat the procedure. If the SCAN button is pressed and held, the measurement reading will be continuously updated. 3. 2 Applications include temperature measurements for water, milk, cloth, etc. Press and hold the ON/MEM button and then press the SCAN button once to leave MATERIAL SURFACE TEMPERATURE mode and enter the STOPWATCH mode with the icon (Fig. 11). NOTE: * Do NOT submerge the probe tip in liquid. * This mode shows the surface temperature of material only and is NOT for taking human body temperature. - Eng 7 - English 3. The room temperature is renewed every minute. After measuring body or material surface temperature, the sensor may be warm which may affect the room temperature reading. Therefore during the first 15 minutes after every use, the room temperature on the display may be inaccurate. 4. STOP WATCH: English (Stop watch mark) Fig. 11 4. 1 This mode counts from 0. 01sec to 3 minutes. 4. 2 To start and stop the stopwatch, press the SCAN button. [. . . ] Error messages (Er 2 or Er 3) may be displayed if the temperature during storage greatly differs from that of the room temperature where you take a measurement reading. In such a case, let the ear thermometer stand for a while at room temperature before measurement. Q6: Can I use the ear thermometer on an infant?A6: Do NOT attempt to force the probe into the ear canal. [. . . ]