Specifications - Yoshitake CT-1 Product Manual

Caution
(1) Please confirm that the indications on the product correspond with the specifications of
the ordered product model before use.
* If they are different, do not use the product and contact us.
(2) This product might be discontinued or improved without prior notice.
(3) In order to ensure successful and safe operation of our valves the entire operation
manual must have been read thoroughly and understood prior to installation and
commissioning, maintenance, otherwise, serious injury or equipment malfunction could
happen and control valve may be damaged. It is out of the guarantee repair or
replacement are not uncompensated by us.
This is the diaphragm type control valve that controls the pressure, flow rate, liquid surface
and temperature by using electrical/pneumatic positioner

1. Specifications

Model
Application
Connection
Temperature
Valve(Flow) characteristic
Range ability
Valve & valve seat
Leakage rate
Driving type
Actuator action
Operation air pressure
Ambient temperature
Valve seat
Grand packing
Diaphragm
Accessory
*1: As for the Cv value, please see "2. Nominal size selection" shows rated Cv
value.
*2: In case of no inlet signal, valve is closed because of spring load, and inlet signal
is increased, valve will be opened.
*3: Please apply air pressure between 0.4-1.0 MPa for air regulator.
Size
Control
Driving
Body
Valve
Gasket
EP-1type DC4 ～ 20mA electrical/pneumatic positioner
（2wires）
EP-1Stype DC4～20mA smart positioner （2wires）
Steam, Air, Cold and hot water, Oil,
force
-5～210℃（Freeze is not available）
Equal percent
Metal seal type
Cv×less than or 0.01%(ANSI Class Ⅳ)*1
Pneumatic single acting diaphragm drive
Normal closed *2
0.1～0.3MPa
SCPH2 (A216 WCB)
Stainless steel
Stainless steel
Stainless steel +
Air regulator（Pressure regulator）
-1-
.
CT-1
15～100A
Non-dangerous fluid
Compressed air
JIS 10KRF
30:1
-20～70℃
Graphite coating
PTFE
EPDM
■ EPDT-318a ■