Tell Tale Monitors

Standard Tell-Tales are precision gauges that consist of two plates which overlap for a part of their length.

Thebottom plate is calibrated in milli-metres and the top plate is transparent and marked with a hairline cursor

in the form of a cross.

Description

Product Code Product Description
PRS-BCATOCD Standard Tell-Tale Monitor
PRS-BCATOCA Displacement Tell-Tale  Monitor

 

 Standard Tell-Tales are precision gauges that consist of two plates which overlap for a part of their length.

Thebottom plate is calibrated in milli-metres and the top plate is transparent and marked with a hairline cursor in the form of a cross.

*** Supplied with full instructions and Crack Record Sheet.


The Displacement Tell-Tale monitors horizontal and displacement movement where there is a “step” across a crack due to displacement or “out of plane”

movement.

*** The Tell-Tale consists of three components.

A base plate (not calibrated) a top plate (which is calibrated) and a graduated ruler. The ruler is not left on the gauge

but is used to measure the relative movement in the two plates.

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Displacement Tell-Tale 

Calibrated in millimetres.

Displacement monitoring range of 110mm.

Horizontal monitoring range of -10mm to +50mm.

Fix using Screws and Adhesive (not included )

Supplied with full instructions and Crack Record Sheet.