
Controller Fault
21
9 Controller Fault
9.1 Fault Code Diagnostic Table
Temperature sensor failure
Replace the Furnace or Oven
Temperature Sensor
10 Glossary of Terms
The actual temperature of the furnace or oven.
The target temperature the furnace or oven is trying to
reach.
The speed at which the furnace or oven is allowed to
heat up or cool down.
The temperature that can be directly set into the
controller using the Up and Down keys
The heating device used in the furnace or oven.
The temperature-measuring device used in the furnace
or oven.
Proportional Integral Derivative: the control system used
by the controller.
The condition which a furnace or oven may enter if part
of the main control circuit fails.
Overtemperature
Protection
A system to prevent the product or process being
damaged if it has gone into an overtemperature
condition.
A Program is split up into segments, each segment
Contains a Ramp and a dwell.
A sequence of stored Parameters set by the operator,
which will run automatically when started.
Will hold the alarm condition once it has been detected.
Will reset itself when the alarm condition is removed.
The Power to the controller is turned off and then back
on.
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