WIKA operating instructions, model CTH7000
EN
5
08/2020 EN/BG
1. General information
1. General information
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The hand-held thermometer model CTH7000 described in the operating instructions
have been designed and manufactured using state-of-the-art technology. All
components are subject to stringent quality and environmental criteria during
production. Our management systems are certified to ISO 9001 and ISO 14001.
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These operating instructions contain important information on handling the instrument.
Working safely requires that all safety instructions and work instructions are observed.
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Observe the relevant local accident prevention regulations and general safety
regulations for the instrument's range of use.
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The operating instructions are part of the product and must be kept in the immediate
vicinity of the instrument and readily accessible to skilled personnel at any time. Pass
the operating instructions onto the next operator or owner of the instrument.
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Skilled personnel must have carefully read and understood the operating instructions
prior to beginning any work.
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The general terms and conditions contained in the sales documentation shall apply.
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Subject to technical modifications.
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Factory calibrations / DKD/DAkkS calibrations are carried out in accordance with
international standards.
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Further information:
- Internet address:
www.wika.de / www.wika.com
- Relevant data sheet:
CT 55.50
- Application consultant:
Tel.:
+49 9372 132-0
Fax:
+49 9372 132-406
Abbreviations, definitions
Alpha, or
α
is the temperature coefficient, or temperature sensitivity, of the platinum wire used
in PRTs. In general, the greater the alpha value, the better the PRT thermometer
measurement reproducibility, stability and performance
PRT
(Platinum Resistance Thermometer)
Pt100
PRT with nominally 100 Ω resistance at 0 °C
RTD
Resistance Temperature Device
System accuracy refers to the overall, combined accuracy of the CTH7000 and
thermometer.
