Model EA91A＆EA90A
FOREWORD
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Thank you very much for purchasing our Model EA91A/EA90A Electro-pneumatic
Valve Positioner. Take fully notice that the items described below to use this valve
positioner safely and correctly.
⑴ This Instruction Manual describes the basic recommended procedures for opera
-ting the Model EA91A/EA90A Electro-pneumatic Valve Positioner. Thoroughly read
and understand all descriptions in this manual before operation. This Instruction
Manual should always be referred prior to any operations.
⑵ This product is mounted to a control valve as dedicated equipment. Read and
follow all individual procedures in this instruction manual with the instruction manual
of control valve when working and operating this product mounted to the control
valve.
⑶ As the result of studying and improving this product without notice, the
specifications, dimensions, adjustments, illustrations, and other items included in
this manual might be different in details. For any questions about the delivered
product or this instruction manual, contact MOTOYAMA sales office or sales
agency for purchase before operation.
To handle this product safely, the symbol marks and signal words shown below
are used in this instruction manual to alert risk as required. The contents of symbol
mark and signal word are described below.
This mark with this signal is used when the possibility of
death or serious injury to user is assumed if handling this
product incorrectly.
This mark and signal are used to comply the instructions
to prevent damage of this product or malfunction.
This mark with this signal is used when the possibility of
light injury or middle injury to user, or property damage
is assumed if handling this product incorrectly.
1
General Information
2
Safety Information
Symbol Mark &
Signal Word
Description
WARNING
CAUTION
IMPORTANT
