Bowers Group Trimos Mestra Height Gauges User Manual
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3. After the measuring insert has been removed, the
flatness value (Delta = maximum - minimum) will be 
stored and displayed in the buffer (DLT). A new 
measurement can than be performed 
As log as the measuring insert is in contact with the surface, the Min / Max or Delta mode can be 
selected by pressing the 
key. The corresponding values will be displayed.
6.6 Zero setting of the display
A zero setting of the display (for surface measurements or on 
centerline distances) is made by pressing the Zero key. 
6.7 Checking of squareness deviation
The checking of the squareness deviation includes 4 values 
as shown on the displayed schema: 
 
z Distance 
⊥ Squareness 
deviation
∠ Inclination 
— Rectilinearity 
Squareness deviation checking is done as follows:
1. Lock the floating probe movement (chromium-plated
screw).
2. Insert the TRIMOS electronic probe with its support (1)
into the probe holder location bore and lock it using the 
knob (2). 
Z
X
∠
⊥
—
z
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