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CAUTIONS ON USE
BASIC NOTES
Do not open the cover. For repair, ask our service engineer (to avoid electric shocks).
Keep the instrument in a dry place.
Do not open the cover. For repair, contact your authorized Topcon distributor.
When changing the fuse, turn off the power, and disconnect the power cable. Use the rated
fuse.
DISPOSAL
When disposing of the instrument, observe ordinances of the jurisdiction on disposal and
recycling.
WORKING ENVIRONMENT
Temperature: 10 to 40°C
Humidity: 30 to 75% (no dewing)
Atmospheric pressure:700 to 1060hPa
STORAGE, USAGE PERIOD AND OTHERS
1. INSTALLATION CONDITIONS (WITHOUT PACKAGE)
Temperature: 10 to 40°C
Humidity: 30 to 75% (no dewing)
Atmospheric pressure:700 to 1060hPa
2. STORAGE CONDITIONS
(1) Keep the instrument in a dry place free of dust, salt, sulfur, chemicals or gases.
(2) Keep the instrument in a place free of the effects of atmospheric pressure, temperature,
moisture, draft, sunshine, dust, salt and sulfur.
(3) Avoid storing the instrument on inclined surfaces and avoid shock and vibrations during
transport.
(4) Avoid places storing chemicals and generating gases.
3. NORMAL LIFE SPAN OF THE INSTRUMENT
Eight (8) years from delivery providing regular maintenance is performed (TOPCON data)
TRANSPORT AND STORAGE CONDITIONS (with package)
Temperature: -20°C to 50°C
Humidity: 10 to 95%
MAINTENANCE AND CHECKS
1. Regularly maintain and check the equipment and parts.
2. When resuming the use after a long storage time, verify that the instrument operates cor-
rectly and safely.
3. To ensure the correct reading, do not mar the measuring window with finger prints, dust,
etc.
4. If the measuring window is soiled, clean it following the "CLEANING THE MEASURING
WINDOW GLASS" instructions on page 156.
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