-6-
■
EPDT-318a
■
Pressure
gauge
Controller
DC4-20mA
Pressure
transmitter
Pressure
gauge
CT-1 Control valve
(EP-1)
CT-1 Control valve
(EP-1)
DC4-20mA
Controller
Input signal
Flowrate transmitter
6. Operating example
*Please prepare the sensor or measuring instrument by user themselves.
【
Example of pressure control
】
[Example of flow control
】
Signal
Valve action
(Open degree of
valve
）
Fluid
20mA
Signal
increase
4mA
Full
opened
(100%)
Open
Full closed
(0%)
Press.
：
Min.
Press.
：
Decrease
Press.
：
Max.
Signal
Valve action
（
Open degree of
valve
）
Flow rate
20mA
Signal
increase
4mA
Full
opened
(100%)
Open
Full closed
(0%)
Flow rate
：
Max.
Flow rate
：
Increase
Flow rate
：
Min.