Press the button once until the area icon (a rectangle with one blinking side) appears on the screen. Press the Power button to measure the length of the room.
Replace both AAA batteries immediately.
The device automatically calculates and displays the total surface area on the main line. Volume Calculation ( ft3f t cubed dtape dt50 user manual pdf to use work
Press the button once to add ( + ) or twice to subtract ( - ). Take your second measurement.
Press the button until a rectangle icon appears on the screen. Aim at your first wall and press READ to log the length. Aim at the adjacent wall and press READ to log the width. Press the button once until the area icon
Laser dots are difficult to see in bright sunlight. If working outside, use a reflective target card or map out your measurements during dawn, dusk, or overcast conditions.
The device will use the Pythagorean theorem to calculate the vertical height automatically. ⚠️ Troubleshooting & Error Codes The device automatically calculates and displays the total
Volume Calculation: Switch to the cube icon mode. Measure the length, width, and height. This is perfect for HVAC professionals calculating air handler requirements or painters estimating gallonage.