Instron CEAST 9340 - Preparing the Instrument for Tensile-Impact Test Only; Program Setting

Page 86 - CEAST 9340 - Instructions for Use and Maintenance 7510.000MN1r ed. 1 rev. 1
8.7 PREPARING THE INSTRUMENT FOR TENSILE-IMPACT TEST
ONLY
CAUTION ! (for instrument equipped with environmental chamber only):
- Before replace the stand, force sensor, vice and specimen clamping, make sure that
the environmental chamber is at room temperature.
- When the chamber is at low or high temperature, change the specimens using ther-
mally insulated gloves to avoid burning your hands.
- The temperature range used for Tensile-Impact tests must be: - 50 to 120 °C.
Note: the stand (Fig. 1) can be installed indiferrently both in the standard (ambient
temperature) chamber and in the environmental one.
8.7.1 PROGRAM SETTING
Authorized Personnel: Operator
X
X
Before installing the equipment for the “Tensile Impact tests” on the instrument, perform
the following “Parameters setting” in the program.
a) “Support Type” parameter: select “V” (see para. 8.5.5, vid. 1a and step 2).
b) “Impact Offset” parameter: enter the value shown in the table below according to the
specimen type (see para. 8.5.5, vid. 1b and step 15).
Standard Specimen Type "Impact Offset" parameter [mm]
ISO 8525
Method A
1 and 3 - 67
2 and 4 - 54
5- 77
Note: before installing the equipment for the “Tensile-Impact tests”, remove the clamp-
ing plate from the chamber as shown in the figure below.
Clamping plate
installed in the
chamber
Shoulder
screw
Shoulder
screw