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Orton Sentry Xpress Sentry Xpress 4.0 - User Manual

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The Sentry Xpress 4.0 micro processor is manufactured by the
Orton Ceramic Foundation and displays the CE mark.
Hr./Min.
When Lit
HIGHER
°C
°F
When Off
When Lit
START/
STOP
LOWER
Program
Review
Run
MICRO PROCESSOR
TM
SENTRYXpress
4.0
Enter
Program
Skip Seg.
Add Hold
Change Temp.
T/C Offset
Alarm
Delay
Review
1
START/STOP Key
Starts and stops a firing.
Press after each
programming step. It works like the
Enter key on a computer.
Up Arrow Key
From
press .Press
to select Single-Speed or
Ramp-Hold. Pages 6, 8
During a
Ramp-Hold firing, press the
. will appear. Press
. The current segment ramp
or hold number will appear. To
skip, press again. Page 8
During a
Ramp-Hold firing, press
repeatedly until appears.
Press .Eachtimeyoupress
the , the hold time for the
current segment will increase by 5
minutes. Then press .
Page 8
During a Ramp-Hold firing,
press repeatedly until
appears. Press .Use
the arrow keys to change the target
temperature for the current seg
-
ment. Then press .Page9
During a firing,
press repeatedly until
appears. Press .Use
the arrow keys to change the alarm
temperature. Press .Tosi
-
lence the alarm, press any key.
Page 9
At the display, press
. will appear. Use ar
-
row keys to adjust the controller to
fire hotter or cooler. Press
to return to .Page12
Down Arrow Key
From press
.Thepro
-
gram you have selected
will appear one step at a
time. When ap
-
pears, press .
Page 4
From
press .
Enter delay time. Press
twice. Page 4
During firing, press
. The program you
entered will appear one
step at a time. Page 4
Light is
on during pro
-
gramming.
Light is
on during pro
-
gram review.
Light
blinks during firing.
Temperature Display
Temperature
display is in °F.
Tem
-
perature display is in °C.
Seepage13forinstructionson
selecting °F or °C.
Time Display
:Sepa-
rates hours from minutes. Ex-
ample: Display shown above
is 1 hour and 30 minutes.
°F
°C
°C Display Dot
Sentry Xpress
Digital Temperature Controller
Single-Speed / Ramp-Hold Version
IM-221/2-06
Indicator
Lights
*These features are new with the Sentry Xpress 4.0. If your controller does
not have these features, it is an earlier controller.
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Do you have a question about the Orton Sentry Xpress Sentry Xpress 4.0 and is the answer not in the manual?

Summary

Introduction to Sentry Xpress Controller

General Guidelines for Operation

Provides essential information on controller display, starting procedures, and thermocouple inspection.

Safety Precautions for Kiln Operation

General Guidelines

Time and Temperature Display

Explains how time and temperature are shown on the controller display.

Operation Begins from the IdLE Display

Details how the controller starts from the 'IdLE' state and what to do if other messages appear.

Thermocouple Inspection

Provides instructions on checking the thermocouple's position and condition for accurate readings.

Theory of Operation for Kiln Control

Understanding Firing Rate

Explains how firing rate is measured in degrees per hour and its importance in heating.

The Function of Hold in Firing

Describes the function of maintaining a steady temperature for a specified duration.

Single-Speed vs. Ramp-Hold Firing Modes

Introduces the two primary firing modes available on the controller.

Single-Speed Firing Procedures

Single-Speed Programming Instructions

Step-by-step guide for programming a single-speed firing cycle, including rate, temperature, and hold.

Ramp-Hold Firing Mode

Programming a Cooling Segment

Instructions on setting up a cooling phase within a firing program.

Practice Program for Ramp-Hold

A guided exercise to help users practice setting up a multi-segment firing program.

Advanced Features of the Controller

Skip Segment Functionality

Allows skipping the current segment in a Ramp-Hold firing to proceed to the next.

Adding Hold Time During Firing

Provides a way to extend the hold time of a segment by 5-minute increments during a firing.

Lost Wax Burnout Process

Overview of Lost Wax Casting

Explains the lost wax casting process and burnout steps.

Sample Program for Burnout

Presents a sample firing program for lost wax burnout, detailing segments, rates, and temperatures.

Understanding Controller Display Messages

Status and Control Messages

Explains key messages indicating controller status, programming, and firing progression.

Temperature and Rate Messages

Describes messages related to temperature units and full power firing rate settings.

Hold Time Related Messages

Details messages associated with segment hold times and extending them.

Controller Error Message Interpretation

Bad Programming and Electronics Overheating Errors

Explains errors related to incorrect program setup and controller overheating.

Thermocouple Failure Error

Signals a problem with the thermocouple sensor or its connections, preventing firing.

Thermocouple Offset Adjustment

Adjusting Thermocouple Offset

Step-by-step guide to adjust the controller to fire hotter or cooler by up to 20°F/11°C.

Display Unit Configuration

Changing Temperature Display Units

Instructions on how to switch the temperature display between Fahrenheit (°F) and Celsius (°C).

Troubleshooting Common Kiln Issues

No Heat or Blank Display Troubleshooting

Steps to diagnose why the controller is not displaying or heating the kiln.

Relay and Element Testing for Heat Issues

Guides on testing kiln elements and relays when no heat is produced.

Power Input and Output Voltage Tests

Procedures to check controller power input and output voltages for diagnosing issues.

Kiln Fuse Blowing Diagnostic

Diagnostic steps for when the kiln's internal fuse repeatedly blows.

Quick Reference Shorthand Instructions

Single-Speed Mode Shorthand

Quick reference guide for programming Single-Speed mode using key presses and expected display output.

Ramp-Hold Mode Shorthand

Quick reference guide for programming Ramp-Hold mode, detailing key presses and display outcomes.

Orton Sentry Xpress Sentry Xpress 4.0 Specifications

General IconGeneral
BrandOrton
ModelSentry Xpress Sentry Xpress 4.0
CategoryTemperature Controller
LanguageEnglish

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