Teledyne 3000ZA2G - Zirconium oxide analyzer - Manual (Page 7)

Trace Oxygen Analyzer
Teledyne Analytical Instruments vii
This is a general purpose instrument designed for use in a non-hazardous
area. It is the customer's responsibility to ensure safety especially when
combustible gases are being analyzed since the potential of gas leaks
always exist.
The customer should ensure that the principles of operation of this
equipment are well understood by the user. Misuse of this product in
any manner, tampering with its components, or unauthorized
substitution of any component may adversely affect the safety of this
instrument.
Since the use of this instrument is beyond the control of Teledyne
Analytical Instruments, no responsibility by Teledyne Analytical
Instruments, its affiliates, and agents for damage or injury from misuse
or neglect of this equipment is implied or assumed.