1. Connect
the AC220V power supply to the elongation test stand.
2. Pull out
the power switch to the ON position.
3. Pull the
steering switch to the left. After the motor limit stops, take the 250mm
long test object and put it in the left fixture for fastening, then
straighten it and put it in the right fixture for fastening.
4, press
the reset switch to reset, pull the direction switch to the right, the
motor slowly tensile test, the counter will be counted according to the
percentage of frequency.
5, the test
product is broken after stretching a certain length, the motor will
automatically stop, the counter will stop counting, save the test value
end of the test. The value displayed by the LED is the stretch length of
the product.
6. For the
accuracy of the test, the machine is equipped with a scale. After the
test, the scale value corresponding to the indicator can be compared
with the display value. To ensure the error of test results.
7. After
the test, turn off the power switch and unplug the power cord.
|