YOKOGAWA NEW GREEN SERIES, User Manual

Page: 51 / 98

<Toc> <3. Operations>
3-9
IM 05D01C12-41E 4th Edition: May 31, 2006-00
5.
Press the
S E T / E N T
key once to register the
setpoint.
P V
AL1 2 3 4
M A N
R E M
S E T / E N T
A / M
6.
Press the
S E T / E N T
key for more than 3 sec-
onds. This returns you to the display
shown at power-on (figure below).
P V
AL1 2 3 4
M A N
R E M
S E T / E N T
A / M
The following display is used to view the
output value when the controller is in STOP
(OUT display).
AL1 2 3 4
M A N
R E M
S E T / E N T
A / M
P V
Displays
symbol “STP”.
Displays
a fixed (preset)
output value.
%
Switching the target setpoint number
(SPN) in STOP allows any preset output
value (n.PO) to be switched.
The “n” is same as the target setpoint
number.
■
In heating / cooling control, output display in STOP.
AL1 2 3 4
M A N
R E M
S E T / E N T
A / M
P V
Displays
a fixed (preset)
cooling-side
output value.
%
Displays
a fixed (preset)
heating-side
output value.
%
Displays
symbol “S.T”.
■
In Position proportional control, output display in STOP.
AL1 2 3 4
M A N
R E M
S E T / E N T
A / M
P V
Displays
the valve opening
(0 to 100%)
Displays
symbol “STP”.
3.8 Switching between AUTO and MAN
NOTE
If AUTO and MAN have been switched using contact input, when the contact input is ON,
switching between AUTO and MAN cannot be achieved by keystroke.
1.
Bring the operating display into view (display appears at power on).
P V
AL1 2 3 4
M A N
R E M
S E T / E N T
A / M
Displays PV.
Displays
target setpoint-1
“1.SP”.