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Prohibition, Danger caution, Caution – Yokogawa IR400 User Manual

Page 5

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iv

IM 11G02N01-01E

Caution on maintenance and check

• Before performing work with the cover of the analyzer kept

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

Be sure to observe the following to perform work safely,
avoiding electric shock or injury.

• Remove the watch and other metallic objects before work.

• Do not touch the instrument wet-handed.

• If the fuse is blown, eliminate the cause and replace it with the

one of the same capacity and type. Otherwise, electric shock
or accidents may result.

• Do not use replacement parts other than those specified by the

manufacturer. Otherwise, intended performance may not be
achieved, or accidents or failures may result.

• Dispose replacement parts such as maintenance parts as

incombustibles according to the local waste disposal
regulations.

PROHIBITION

DANGER

CAUTION

Others

• If the cause of a fault cannot be identified by referring to the

instruction manual, be sure to contact your dealer or Yokogawa
technician in charge of adjustment. Disassembling the
instrument carelessly may result in electric shock or injury.

CAUTION

Caution on use

• Do not touch the input/output terminals with metal or finger.

Otherwise, electric shock or 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.