Operation; Names And Functions Of Components - YOKOGAWA PH450G User Manual

4.

Operation

This chapter gives an overview of the functions and operations of the components the system
along with their names and explains the start-up procedure required implement optimum cleaning
4.1

Names and Functions of Components

PH8SM3 Chemical Cleaning Unit
n
(Reserver tank for KCl solution)
(pH/ORP converter)
(2-Wire Analyzer)
Pressure reduction valve AS3
Sets the pressure of the air that
pressurizes the KCl reserve tank.
(Supplied when specified accordingly.)
Power supply box
(Supplied with the pH/ORP
converter system for outdoor use.)
Holding tank for chemical solution
A tank (with an effective capacity
of approximately 17 liters) to contain
a chemical cleaning solution.
Pressure gauge (PG1)
Indicates the air pressure for forced
feeding of the chemical solution.
Pressure reduction valve (AS1)
Sets the air pressure for forced
feeding of the chemical solution.
Timer (T2)
Sets the time required to air-bubble
the chemical solution within the
cleaning chamber during cleaning.
Figure 4.1 Names and Functions of Components in PH8SM3 Chemical Cleaning System
Awning hood
Protects against an abnormal
temperature rise in the pH converter
(or the pH transmitter) or the control box
due to direct sunlight (Supplied when
specified accordingly.)
Control box
Controls the operation sequence of
the chemical cleaning pH measuring system.
Tank cover
Optional for outdoor use,
to protect against UV rays.
Pressure gauge (PG2)
Indicates the air pressure for
actuating the pneumatic cylinder.
Pressure reduction valve (AS2)
Sets the air pressure for actuating
the pneumatic cylinder.
Manuel cleaning commend switch
When turned on, this switch initiates
the cleaning sequence; when turned off,
it shuts down the sequence.
Control Box
<4. Operation>
IM 12B07W01-04EN 1st Edition : Nov. 11, 2016-00
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