53IIB/54IIB Getting Started
Buttons
(Shift function)
Table 5. Buttons
Press to turn the thermometer on or off.
Press , (CANCEL) to stop displaying the minimum, maximum, and average readings in the secondary display.
Press , (CLEAR MEMORY) to delete logged readings from memory. Press , (PC/IR SEND) to toggle the IR port on and off.
Press to turn the backlight on and off. The backlight turns off after 2 minutes without any button presses. If the battery is low, the backlight is disabled.
Press to step through the maximum, minimum, and average readings.
When viewing logged readings, shows the maximum, minimum, and average of the logged readings. Press , (CANCEL) to turn off this display.
Press to switch between Celsius (oC), Fahrenheit (oF), and Kelvin (K).
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