Kayden CLASSIC 800 Series, Product Manual

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Active RTD The active RTD detects and outputs a signal to the Electronics Module which is proportionate to
the process media temperature plus heat added by the heater.
Bypass Indicates the unit is in “Start- up Bypass Mode”, which forces both relays to be energized for the
duration of the Start- up Bypass Timer.
Fault Indicates a self- test error (call Technical Support for further information).
Heater The part of the sensing element that heats the active RTD.
Interface The point where two different processes meet (as in oil & water).
LED Light Emitting Diode
Local Enclosure The enclosure attached to the sensing element. (Normally contains the Electronics Module).
Mounting Base Plate Connection for CLASSIC 800 series Electronics Module and Terminal Wiring Assembly
Reference RTD The Reference RTD detects and outputs a signal to the Electronics Module which is proportionate
to the process media temperature.
Relay 1 Indicates Relay 1 ’s coil is energized.
Relay 2 Indicates Relay 2’s coil is energized.
Rem ote Enclosure Enclosure for the Electronics Module. Used when the Electronics Module must be located away
from the sensing element (extreme heat, vibration, convenience etc.).
RCM, RCMS Kayden Remote Control & Monitoring Software provides a graphical computer interface for the
CLASSIC and BASIC series.
RTD Resistance Temperature Detector; a sensor whose resistance varies with temperature changes.
Run Mode Indicates normal operation when flashing.
Set Point 1 Indicates when the Thermal Signal Bar Graph is displaying the value of Set Point 1 .
Set Point 2 Indicates when the Thermal Signal Bar Graph is displaying the value of Set Point 2.
Therm al Offset Thermal convection
Therm al Signal The amount of thermal energy dissipated from the Active RTD by the process.
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Glossa ry
CLASSIC 800 Product Manual
25472-1 01 -V1 A-JF00-W0010 Rev 02