User manual

Sauter GmbH
Tieringerstr. 11-15
D-72336 Balingen
E-Mail: [e-mail]
Tel: +49-[0]7433- 9976-174
Fax: +49-[0]7433-9976-285
Internet: www. sauter.eu
Instruction Manual
HMM
HMM-BA-e-1111 5
2) “Date/Time” button has to be pressed about two
seconds to display the calibration mode. The HLD value
which is remarked on the test block has to be input by the
buttons
or or . By pressing the “Back/Print”
button again, the calibration is finished.
Note:
The hardness tester must be calibrated on the test
block before use.
The default impact direction is
(see Appendix 1)
4.2 The Format of Memory Data
The data group (such as test result, material and impact
direction) are automatically saved in memory after each
individual measurement. HMM Hardness Tester can store
9 sets of data. When measuring more than 9 times, the
last group of data will be stored in 9
th
position and the first
one will be erased. The second group will be moved into
the 2
nd
position. Simultaneously, the position of other
groups of data will be moved into one lower position.
“Back/Print” button has to be pressed and held to end the
measurement and print out the memory data (if connected
to a printer). If printing is completed, the original data will
be erased automatically.
4.3 Backlight
LED backlight is used for poor light conditions. It can be
turned on and off by pressing the button. The present
situation will be saved while the instrument is powered off.
If there is no measurement and no key operation within 10
seconds, the backlight will be turned off automatically and
the display unit will be shut off in 3 minutes.
4.4 System Reset
If the display unit isn’t working properly or halts, the
“Reset” button has to be pressed by inserting a slender
rod into the reset hole on the backside of the display unit.
Then the display will be shutdown. To reboot the system,
the
button has to be pressed and held.
4.5 Automatic Shutdown
If there is no measurement and no key operation within 3
minutes, the display unit will automatically be switched off
in order to save battery power. All the parameters will be
stored before.
5. Printing Data
HMM Hardness Tester can be linked with a micro-
computer on infrared base to print out the hardness test
result report.
5.1 Printer Link
Picture 5-1
The infrared connection is used for display unit and printer:
The printer has to be moved to the left side of the display
unit. The printer infrared window has to be opposite to the
infrared window of the display unit. The micro-printer and
the display unit has to be turned on. Then the
“Back/Print” button has to be pressed to print out the test
report.
5.2 Test Report Format
A complete test report format is shown in picture 5-2.
Picture 5-2
Note: The date and time printed are the actual time,
which means the report end date and time.
6. Hardness Test
6.1 Test preparation
1) It has to be assured that the system connection is safe
and reliable.
2) The
button has to be pressed to switch on the
power. It has to be inspected if every setting of the
display unit is correct, particularly material type and
impact direction. It may cause a great error if the setting
is not in accordance with the actual conditions.