Controller fault, Ault, Iagnostic – Carbolite 3216CC Controller User Manual
Page 21: Able, Glossary of terms, 9 controller fault, 10 glossary of terms

Controller Fault
21
LMC20-GB
9 Controller Fault
9.1
Fault Code Diagnostic Table
Error Code Explanation
Actions
S.br
Temperature sensor failure
Replace the Furnace or Oven
Temperature Sensor
10 Glossary of Terms
Process Value (PV)
The actual temperature of the furnace or oven.
°C
Setpoint (SP)
The target temperature the furnace or oven is trying to
reach.
°C
SP Ramp Rate
The speed at which the furnace or oven is allowed to
heat up or cool down.
°C/Min
Control Setpoint
The temperature that can be directly set into the
controller using the Up and Down keys
-
Element
The heating device used in the furnace or oven.
-
Thermocouple
The temperature-measuring device used in the furnace
or oven.
-
PID
Proportional Integral Derivative: the control system used
by the controller.
-
Overtemperature (O/T)
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.
-
Ramp/Dwell Pairs
A Program is split up into segments, each segment
Contains a Ramp and a dwell.
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Program
A sequence of stored Parameters set by the operator,
which will run automatically when started.
-
Latched Alarm
Will hold the alarm condition once it has been detected.
-
Non-Latching Alarm
Will reset itself when the alarm condition is removed.
-
Power Cycling
The Power to the controller is turned off and then back
on.
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