Yokogawa EXAxt PH450 4-Wire Analyzer for pH and ORP - Manual (Page 3)

PREFACE
Electrostatic discharge
The EXAxt converter contains devices that
can be damaged by electrostatic discharge.
When servicing this equipment, please observe
proper procedures to prevent such damage.
Replacement components should be shipped in
conductive packaging. Repair work should be
done at grounded workstations using grounded
soldering irons and wrist straps to avoid elec-
trostatic discharge.
DANGER
Installation and wiring
The EXAxt converter should only be used with
equipment that meets the relevant IEC, Ameri-
can or Canadian standards. Yokogawa accepts
no responsibility for the misuse of this unit.
CAUTION
The Instrument is packed carefully with shock
absorbing materials, nevertheless, the instru-
ment may be damaged or broken if subjected
to strong shock, such as if the instrument is
dropped. Handle with care.
WARNING
• Do not use an abrasive or organic solvent in
cleaning the instrument.
• Do not modify the PH450 converter.
• Substitution of components may impair
suitability for Division 2.
Do not remove or replace while circuit is live
unless area is know to be non-hazardous.
Explosion Hazard – Do not disconnect
equipment unless area is known to be non-
hazardous.
Do not reset circuit breaker unless power
has been removed from the equipment or
the area is known to be non-hazardous.
Notice
• This manual should be passed on to the end
user.
• The contents of this manual are subject to
change without prior notice.
• The contents of this manual shall not be
reproduced or copied, in part or in whole,
without permission.
• This manual explains the functions
contained in this product, but does not
warrant that they are suitable the particular
purpose of the user.
• Every effort has been made to ensure
accuracy in the preparation of this manual.
However, when you realize mistaken
expressions or omissions, please contact the
nearest Yokogawa Electric representative or
sales office.
• This manual does not cover the special
specifications. This manual may be left
unchanged on any change of specification,
construction or parts when the change does
not affect the functions or performance of
the product.
• If the product is not used in a manner
specified in this manual, the safety of this
product may be impaired.
Yokogawa is not responsible for damage to the
instrument, poor performance of the instrument
or losses resulting from such, if the problems
are caused by:
• Improper operation by the user.
• Use of the instrument in improper
applications
• Use of the instrument in an improper
environment or improper utility program
• Repair or modification of the related
instrument by an engineer not authorized by
Yokogawa.
Safety and Modification Precautions
• Follow the safety precautions in this manual
when using the product to ensure protection
and safety of the human body, the product
and the system containing the product.
How to dispose the batteries:
This is an explanation about the new EU Bat-
tery Directive (DIRECTIVE 2006/66/EC). This
directive is only valid in the EU. Batteries are
included in this product. Batteries incorporated
into this product cannot be removed by your-
self. Dispose them together with this product.
When you dispose this product in the EU, con-
tact your local Yokogawa Europe B.V.office.
Do not dispose them as domestic household
waste.
Battery type: silver oxide battery
Notice:
The symbol (see above) means they shall be
sorted out and collected as ordained in ANNEX
II in DIRECTIVE 2006/66/EC.