Zeiss METROTOM Installation Instructions Manual - page 5
Installation Instructions
Page
5
Temperature conditions required to operate the METROTOM:
The measuring uncertainty specified for the METRONOM is guaranteed under the following conditions:
1. The measuring data correction program is used and the workpiece and METROTOM temperatures are entered along
with the temperature expansion coefficient of the workpiece material.
Compliance with the following temperature conditions:
Please make sure that sufficient illumination is present.
The use of heat sources near the METROTOM must be avoided.
2.5
General protective measures
The machine must be protected against direct contact with dirt and grime (e.g. casting sand, metal filings, oil, coolants,
lubricants and soot. Such deposits result in higher costs for cleaning and care and may cause malfunction of and/or dam-
age to the CT scanner.
Particle concentrations which can result in deposits on guideways and/or measuring systems must not exceed a value of
5mg/dm
3
per week.
CT scanner type Temp. range (ºC)
Temperature gradient
per hour (ºK/h)
per day (ºK/d)
spatial (ºK/m)
METROTOM
20 ± 2
1,0
2,0
1,0