LIMIT 4600 Bedienungsanleitung Seite 7

vertical to the measured surface. Se fig 1,2,3. Adjust height of the leg on rear
side. Check that the horizontal indicator on the display is in 0 position.
Press START button. Read the value on the display. Make a test measurment
before real measurment.
Memory
7 measurements can be memorized.
M shows on the display before measure is made. After measure is made shows
Ħ on the display. To save result press ▲SAVE button.
Replace result. Press DEL/MENY button.
Browse to read saved result. Press ▼READ button.
R, number and value shows on the display.
Calibrate
Press DEL/MENY button for 12 seconds until CAL shows on the display.
Make an measurement on a standard sample plate with known Ra value.
Adjust with ▲▼buttons until the display shows same Ra value as the standard
sample plate. Press DEL/MENY button to quit. Repeat measurement and
calibration again until accuracy is acceptable against the standard sample plate.
Factory settings It is necessary to restore the factory setting after installed a new probe or
the instrument don´t measure properly. .
Press DEL/MENY button for 16 seconds until FAC shows on the display.
Make an measurement on a standard sample plate with known Ra value. The
display shows different value. Use a screwdriver and adjust the resistance until
the display shows same Ra value as the standard sample plate. See fig. 4, 3-35.
After that make a calibration as above.
PC connection Install the optional RS232C software and cable to the PC. See fig 4, pos 3-6.
Click the button of data collection, then click the button Begin /Continue.
To download the groups stored in the memory, just press ▼READ button.
Battery The instrument is provide with a built in lithium rechargeable battery. Recharge
when battery symbol shows 1 staple. By 4 staples have battery full capacity.
See fig 4.
Maintenance The sensor part and diamond tip is perishable items and must be handled with
care. It is recommended to put it back in the box after each operation.
Avoid scratches etc on the standard sample plate.
Avoid the instrument from contact of all kind of liquids, connection to voltage,
strong magnetic fields, shocks, impacts, drops etc.
Use a dry rag or similar when cleaning the instrument.
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