1Sentry 2.0Digital Temperature ControllerComplete Operating InstructionsSee pages 28-29 for instructions on upgrading your DTC100, 600, 800 or 1000 se
Mirror TestThis test will help you de-termine how much Pre-Heatto use. Occasionally duringPre-Heat, hold a mirror nearthe top peephole. (Be carefulto
Watch the pyrometric witness cones through the peep-hole. Press STOP when the correct witness cone bends, not-ing how much Hold time was needed. Progr
Chapter 4Ramp-HoldDefinition of a SegmentRamp-Hold fires in segments. Every segment must havea target temperature and a heating rate to reach that tem
User Programs (USER)When you enter Ramp-Hold mode, the first prompt to ap-pear is USER , meaning, “Select one of your programs.”You, the user, can mak
Firing a Stored User ProgramTo use a stored program, press 4 from IdLE. Enter theprogram number at the USER prompt. Press ENTER.Ifthere are no changes
If you are not using a kiln vent, leave peephole plugs outand vent the lid. Set the alarm to 1000°F. When the alarmsounds, close the lid from venting
Chapter 5Multiple ZoneKilnsNote: See also Multiple Zone Options, page 21.An Overview of Multiple Zone FiringIf you are not sure how many zones your ki
Chapter 6OptionsThe Options key gives you access to a list of features. Witheach press of the Options key, you will see the display codefor the next o
IPlace witness cones in several locations in the kiln.How to Use Cone OffsetCone Offset changes the shut-off point of the cone by thedegrees of temper
Calibrating Thermocouple OffsetWith a Digital PyrometerYou can calibrate Thermocouple Offset using a cali-brated digital pyrometer. One way to calibra
2IntroductionThank you for purchasing the Sentry micro processor, our most advanced generation of digi-tal temperature controllers. The easiest way to
AOP Outlet (AOP)Select Vent Fan or Alarm for the Auxiliary OutputThe optional “AOP” (Auxiliary Output) is an electricalreceptacle mounted in the kiln’
Configuration Code (CFG)Information for TechniciansFrom IdLE , press OPTIONS repeatedly until CFG ap-pears. Press ENTER. The factory configuration cod
Chapter 7Error MessagesIError messages are accompanied by an alarm.INon-interrupting messages do not stop the firing. Ter-minating error messages do.I
How the SentryHandles Power FailuresThe Sentry handles a power failure in two ways:1 After a brief power failure, the controller continuesfiring as be
24Appendix A: Display MessagesAbRT Abort 6The firing was stopped.ALAR Alarm 6, 10, 13 - 15, 20, 22ALAR appears either when you are entering an alarm t
25IdLE Ready to Begin 5The Sentry must display the IdLE message before you can beginfiring or programming.LId Lid is Open 5When LId appears, the kiln
26Appendix B: Preset StandardCone-Fire Schedules - °FThese are the firing schedules programmed in Cone-Fire mode. To customize a schedule, write down
27Appendix B: Preset StandardCone-Fire Schedules - °CThese are the firing schedules programmed in Cone-Fire mode. To customize a schedule, write down
1 Unplug the kiln or disconnect the power. Removethe 4 screws holding the controller faceplate to theswitch box. Gently remove the old controller.2 Di
3ContentsBasic Pointers . . . . . . . . . . 4Which InstructionsApply to Your Controller . . . . . . . . . . 4Room Temperature and Humidity. . . 4Thund
30Appendix D: Temperature EquivalentsFor Orton Self-Supporting Pyrometric Cones°FCone Self-Supporting Cones Pre-FireNumber ColorHeated at: 27° F 108°
31Sentry Ramp-Hold Shorthand InstructionsAfter you press the keys in the left column, the message to the right will appear.KEYS TO PRESS DISPLAY COMME
32Sentry Cone-Fire Shorthand ProgrammingAfter you press the key(s) in the left column, the message to the right will appear. Press 1from IdLE .Ifthe1k
SafetyThe warranty on your Sentry controller does not coverdamage from overfiring, regardless of the circumstances. Itis the operator’s responsibility
Display LightsSingle Center Light: TimeA lower center dot appears during time display. It sepa-rates hours from minutes (i.e. 1 hour, 30 minutes displ
Chapter 2The KeysCorrecting EntriesIf you enter the wrong temperature, cone, time, etc., whileprogramming, enter 0000. Then enter the correct numbersb
Setting Alarm From Idle1 From IdLE , press 7. ALAR will appear alternatingwith the last alarm temperature entered.2 Enter alarm temperature. Press ENT
Chapter 3Cone-FireCone-Fire mode is based onpyrometric cones. It is not designed forheat treating, glass fusing and enameling.For these firings, see “
Low Fire Cones 022 - 011This range includes decals, over-decorations, lusters,and golds. The firing can be fast. Good venting is important,because oil
Commentaires sur ces manuels