Canon TX-20 Full Auto Tonometer Manuale

2Safety

15

•  Use, store, and transport the TX-20 in an environment that is within the range of the following 

conditions. Use the original packaging to store or ship it. 

Temperature 

Humidity 

Atmospheric pressure 

Environment of use 

10 to 40°C

30 to 90% RH (no 
condensation) 

600 to 1060 hPa

Storage and transportation 
environment 

–30 to 50°C

10 to 95% RH (no 
condensation) 

600 to 1060 hPa

•  Do not install, store, or leave the TX-20 in a very hot or humid environment. Also, do not use the 

TX-20 outside. Doing so may cause a malfunction or misoperation. 

•  After many years of usage, airborne dust in the room may get on the nozzle as well as the optical 

parts in the main unit and prevent accurate measurement. 

•  When the TX-20 is not being used, attach the nozzle cap and place the dust cover over the TX-20.

•  Request your sales representative or local Canon dealer to install the TX-20.

•  A strong shock to the TX-20 may put it out of alignment. Please handle the unit carefully. 

•  Be sure to turn off the TX-20’s power switch, remove the AC plug from the outlet, and disconnect 

any cables connected to other equipment. 

•  When moving the TX-20, perform the specified operation to move the measurement unit to the 

transport position (see page 76). 

•  Remove the paper from the printer before moving the TX-20. 

•  Carry the TX-20 by the indentations for lifting at its front and rear, and keep it level.

•  Do not hold anything except the indentions for lifting when lifting the TX-20. 

•  The TX-20 needs to be protected from vibration and shocks when it is transported on a cart, in a 

vehicle, or if shipped over long distances. Always use the original packaging. For details, contact 
your sales representative or local Canon dealer.

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2013/07/18   13:10:13