User manual IROX HRT407

[. . . ] As soon as you have selected this option, we recommend that you start the memory recording in a defined way with a MEMORY RESET. This then starts a recording that triggers internally an elaborate calculation and recording. The MIN/MAX values are administered here in blocks of four hours. Example: You want to be able to read the MIN/MAX values of the last 24-28 hours at all times. [. . . ] Older recordings are deleted in the process. 3: DAY- If you select this option, the MIN/MAX values are recorded for 24 hours in each case. You are free to choose when the recording should begin. The start is determined by a MEMORY RESET and after 24 hours, the memory is automatically reset and a new recording begins. Example: You want to be able to read the MIN/MAX values of the last 24 hours in each case at 8 p. m. You therefore carry out a MEMORY RESET at 8 p. m. With this RESET, the clock begins to tick internally and this automatically resets the memory after 24 hours and starts a new recording. °C/°F - Changes the unit of temperature in the display from °C to °F or vice versa Battery compartment MEMORY RESET - Hold pressed for 3 seconds: Resets all memories. The new recording now begins depending on the setting of the MIN-MAX switch MIN-MAX The MIN/MAX memory is managed and recorded depending on the setting. 1: PERM - From the last MEMORY RESET, the MIN/MAX recordings after the function "drag indicator" are recorded. This recording is "PERMANENT", i. e. CARE INSTRUCTIONS - Do not expose the device to extreme temperatures or direct sunlight over longer periods. - Avoid blows and shocks of any kind to the device. - For cleaning use a dry soft cloth that you have moistened with water and a mild cleaning agent. Never use volatile substances such as benzene, thinner, cleansing agents in spray cans etc. - When the device is not being used store it in a dry area and out of the reach of small children. - If the device is activated under extreme coldness it may occur that the display becomes illegible. As soon as it is returned to a warm environment the device will function normally. - Please keep the user's manual and other documents delivered with the device stored carefully so that you can reference them at a later point if necessary. - Please use only new batteries and never mix old and new batteries. - Please also remember that old batteries should not be disposed of with household waste but should be handed in at the designated collection centres. [. . . ] - Please also remember that old batteries should not be disposed of with household waste but should be handed in at the designated collection centres. - Important: With all Irox appliances, all disposal fees in Switzerland (vRG; advance recycling fee) and in the EU (WEEE) have been paid. 8. TECHNICAL DATA (DISPLAY UNIT) Temperature and rel. humidity measurement Measurement range temperature: Maximum range -4 to 122°F (-10°F to 122°F) Measurement range humidity: Maximum range 1% to 99% Resolution: 0. 1°C(0. 2°F) / 1% r. H. [. . . ]