Ceramic Kiln Setting Position Proportional Control - Omron E5EZ-PRR User Manual

3.8

Ceramic Kiln Setting Position Proportional Control

Using potentiometer to read the degree of valve opening, along with Open and CLOSE tuning control is called
position proportional control or ON/OFF servo control.
■ Application
Examples
Temperature Input
Potentiometer
Analog Signal Input
PV
SP Ramp
SP
PID
MV
OUT1 OUT2

3.8 Ceramic Kiln Setting Position Proportional Control

When using position proportional to control valves in combustion devices,
position proportional control should be used. See the following figure for
measurement devices.
SP
Set Value
RUN
E5EZ-PRR
8888
PV
8888
SV
8888
MV
MANU
F/B
A
M
NOTES
Ramp
SP ramp as time unit
Temperature
Sensor
open/close
Combustion
Device
The SP ramp function allows limits to be placed on
temperature changes which control the temperature
within a specific range. This is useful for ceramic kilns, in
which severe temperature changes may cause damage
or corruption.
SP ramp setting value
Time
3-17