1, according to the test requirements of the test piece, turn the screw so that the upper pressure plate does not touch the test piece as a limit, open the test machine, raise the cylinder, press the "zero" key to clear the tare.
2, the test group number, loading speed, cross-section code, press the "Confirm" key to start the test group.
3, the test process want to cancel the test results of a test group, you can directly press the "test" key, re-enter the group number, section number, start the test, the instrument will record the latest data of the group.
4, when the end of the group of specimens, the instrument automatically prints out the test data of the group, and then you can continue to do the next set of tests, or press the "launch" key to exit the automatic test state.