MTS Axial Extensometers - Manual (Page 24)

Configuration 24
Excessive torque on the extensometer arms can damage the
extensometer.
The extensometer arms can be damaged when mishandled.
Do not hold the extensometer case when loosening or tightening the
socket head cap screws. Use an adjustable wrench to hold the
extensometer arm or attachment adapter. Loosen or tighten only those
socket head cap screws on the arm being held with the wrench.
How to Install Anchored Springs
Perform the following procedure to install the anchored quick
attachment springs on an extensometer. They can be also be installed
onto gage length extenders.
Quick Attachment Spring Mounting
The extensometer arms have several anchor holes for the spring. The
holes allow the extensometer to be mounted on specimens of different
thicknesses. See the installation drawing that came with your
extensometer for information about which anchor hole should be used
for a given specimen thickness.
CAUTION
m
MODEL
xxx.xxx-xx
Spring
Socket Head Cap
Screws (2)
Spring
Retainer
Attachment
Adapter
(optional)