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Sentry Xpress 2.0 Digital Temperature Controller Single Segment & Ramp-Hold 4 Segment Instructions Temperature Display Temperature is in °F when no display dot appears. Temperature is in °C when lower right display dot ap- pears. See page 6 for instruc- tions on selecting °F and °C.
General Guidelines Definition of a Segment A segment is the most basic part of a firing. A segment in- Thermocouple Inspection cludes a target temperature and a heating rate to reach that The small rod protruding into the firing chamber is the temperature.
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A segment, which is a target temperature and a rate of Note: For safety, do not leave the kiln alone during a heating to reach that temperature, can also have a hold. Hold delay or a firing. We cannot guarantee your kiln means maintaining the target temperature for a length of against overfiring even though the controller is au- tomatic.
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Single Segment Ramp-Hold Firing Firing Instructions Instructions Note: Single Segment firing is all you will ever need Note: If you don’t need all four segments that are if you are enameling or firing silver clay. available in Ramp-Hold, zero out the unused seg- ments.
Error Messages Selecting °F or °C Display BadP / Bad Programming The kiln will not fire because the Ramp-Hold program just entered has a rate of 0000 in segment 1. Program the fir- 1 UNPLUG kiln or disconnect power. ing again. 2 Remove the four screws that hold the controller to EtH / Electronics Too Hot the front of the kiln.
Display Messages -on- Abrt Firing has begun. A moment after appears, you will -on- The firing was stopped. hear the relay(s) clicking. CPLt ProG (Program) Fired to completion. If the kiln is already hotter than the Select this option to program a Ramp-Hold firing. programmed target temperature when you begin firing, will appear.
Shorthand Instructions Read the safety guidelines, page 2. After pressing the keys in the left column, the message in the center will appear. For more detailed instructions, see page 5. Once familiar with the controller, you may prefer these shorthand instructions. Single Segment Shorthand Instructions Keys to Press Display...