YOKOGAWA UT750, Instruction Manual

Page: 45 / 108

<Toc> <3. Operations>
3-3
IM 05D01B02-41E
■
Operating Displays for Single-loop Heating/Cooling Control
●
SP Display
The target setpoint (SP), along with the deviation bar appears on the Setpoint display
(LCD).
●
Heating/Cooling OUT Display
The target setpoint, PID number, and heating-side (HEAT) and cooling-side (COOL) control
output values appears on the Setpoint display (LCD).
●
Deviation Trend Display
The deviation trend appears on Setpoint display (LCD).
●
Heating/Cooling Data List Display
The target setpoint, heating-side (H) and cooling-side (C) control output values, deviation,
and PID number appears on the Setpoint display (LCD).
For monitoring only.
For monitoring only.
Allows the control output value to be changed in manual operation.
Allows the target setpoint to be changed.
Heating/Cooling OUT
display
Deviation Trend
display
Heating/Cooling Data
List display
SP display
DISP
key
DISP
key
DISP
key
DISP
key
1.SP = 100.0
C =
=
=
100.0 % H = 0.0 %
DV 48.5
°
C
PID 1
°
C
SP :
1.
-10 0 +10
100.0
°
C
DV
DV-trend /scan=
-
20sec
0
1.SP PID:1 = 100.0
C = 100.0 % H = 0.0 %
°
C
CooL
Press the key to turn on the MAN1 lamp. Then, press:
• the key to increase the cooling-side output and
decrease the heating-side output; or
• the key to decrease the cooling-side output and
increase the heating-side output.
Press the or key to change the setpoint
and press the key to register it.
SET/ENT
A/M
1st Edition : May 31,2000-00