Setting Up An Insulation Isotherm; Working With Presets; General; Procedure - FLIR T4xx series User Manual

19 Working with measurement tools and isotherms
5. Use the joystick to set the following parameters:
• Rel. humidity limit: The critical limit of relative humidity that you want to detect in a
building structure. For example, mold will grow in areas where the relative humidity
is less than 100%, and you may want to find such areas.
• Rel. hum. %: The current relative humidity at the inspection site.
• Atm. temp.: The current atmospheric temperature at the inspection site.

19.3.6 Setting up an insulation isotherm

Follow this procedure:
1. Push the Menu/Back button.
2. On the main menu, go to the Tools button
3. On the Tools menu, select Add isotherm
4. Select Insulation.
5. Use the joystick to set the following parameters:
• Inside temp.: The temperature inside the building you are inspecting.
• Outside temp.: The temperature outside the building you are inspecting.
• Thermal index: The accepted energy loss through the wall. Different building co-
des recommend different values, but typical values are 60–80 for new buildings.
Refer to your national building code for recommendations.

19.4 Working with presets

19.4.1 General

A preset is a measurement tool, or a group of measurement tools, with predefined char-
acteristics. By selecting a preset you save time compared to creating each individual
measurement tool, one at a time.

19.4.2 Procedure

Follow this procedure:
1. Push the Menu/Back button.
2. Use the joystick to go to
3. Push the joystick to display a submenu.
4. Use the joystick to go to a preset.
5. Push the joystick. This will display the preset on the screen.

19.5 Removing measurement tools

19.5.1 Procedure
Follow this procedure:
1. Push the Menu/Back button.
2. On the main menu, go to the Tools button
3. On the Tools menu, select Adjust tools
4. Select the measurement tool that you wish to remove. This will display a submenu.
5. On the submenu, select Remove and push the joystick.
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and push the joystick.
and push the joystick.
.
and push the joystick.
and push the joystick.
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