Teledyne 7500ZA operating instructions Metal or finger. Otherwise, electric shock or

Model 7500ZA

the ratings of the instrument. Otherwise, electric shock or fire may result.

Be sure to connect a power supply of correct rating. Otherwise, fire may result.

Caution on use
DANGER	Be sure to read the instruction manual for
	reference gases before handling reference gases
	such as calibration gas to use them properly.
CAUTION	Leaving the analyzer unused for a long time or
	restarting it after long-term suspension requires
	procedures different from normal operation or
	suspension procedures. Be sure to follow the
	instructions in each instruction manual.
	Otherwise, intended performance may not be
	achieved. Also, accidents or injury may result.
	Do not operate the analyzer for a long time with
	its cover left open. Otherwise, dust, foreign
	matter, etc. may contaminate the internal walls,
	thereby causing faults.
PROHIBITION	metal or finger. Otherwise, electric shock or
	Do not touch the input/output terminals with
	injury may result.
	Do not smoke or use flames near the analyzer.
	Otherwise, fire may result.
	Do not allow water to enter the analyzer.
	Otherwise, electric shock or internal fire may result.

Caution on maintenance and check

DANGER

Before performing work with the cover of the analyzer open for maintenance and check, be sure to purge completely not only within the analyzer but also measuring gas lines using nitrogen or air. Otherwise, poisoning, fire, or explosion may result due to gas leakage.

Teledyne Analytical Instruments viii