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Digital sentry user manual9/18/2023 Disconnect kiln or furnace before servicing.ĭo not operate if the controller itself is hotter than 150☏/66☌. Keep cordset away from hot sides of kiln or furnace.ĭANGEROUS VOLTAGE! Do not touch heating elements with anything. (See manufacturer’s recommendation for your model.)ĭo not open lid or door until kiln or furnace has cooled and all switches are off.įire only in a well-ventilated, covered and protected area away from flammable materials. Install your kiln or furnace at least 12 inches from any wall or combustible surface. Wear firing safety glasses when looking into peephole of a hot kiln.ĭo not touch hot sides of kiln or furnace. (For larger kilns with heavy cordsets, we recommend a power disconnect box near the kiln.)ĭo not leave the kiln unattended, especially near the expected shut-off time. When the kiln is not in use, disconnect the power and keep the lid or door closed. Follow these safety rules in addition to the ones in your kiln or furnace manual. It is the operator’s responsibility to make sure the kiln turns off at the end of the firing. The warranty on your Sentry controller does not cover damage from overfiring, regardless of the circumstances. 18Ĭalibrating Thermocouple Offset With a Digital Pyrometer. Sculptured Stoneware Bisque Firing Schedule, Cone 04. ![]() This offers learning opportunities and convenience difficult to imagine with a manual controlled kiln. Once you learn the basic features of the Sentry, you will be able to control every stage of firing. Ask for the computer inteface kit, which consists of a cable, a computer chip for the back of the Sentry, and software for your computer. You can connect your Sentry controller to a personal computer, which will allow you to graph your firings and to monitor them from a distance. Mechanical relays click as they turn the heating elements on and off. If you see only one thermocouple, skip multiple-zone instructions.ĭo not worry if you hear a distinct clicking noise during operation. If you see two or three thermocouple tips, your kiln is multiple-zone. If you are not sure whether your kiln is multiple-zone, look into the firing chamber. Instructions for multiple-zone kilns are included in this manual. If you purchased the TnF 2 portable controller, you should find a TnF 2 installation instruction sheet in addition to these instructions. In this case, please disregard “FAST,” “MEDIUM,” “SLOW,” “Cone Fire” and “Cone #s” on your keypad. If you purchased a heat treating, glass fusing, enameling or jewelry furnace, your version of the Sentry will include only the Ramp-Hold mode, not the Cone-Fire. The Cone-Fire mode applies to ceramics only. If you are familiar with the earlier controllers, you can follow many of the same operating procedures with the Sentry. ![]() The Sentry operates in Cone-Fire and Ramp-Hold similar to the earlier DTC 600, 800, and 1000 series. ![]() Spend time understanding the controller before you begin to use it.ĭamage caused by failure to follow instructions is not covered by warranty. The easiest way to learn to operate the Sentry is to sit down in front of it with these instructions and play with it. Thank you for purchasing the Sentry micro processor, our most advanced generation of digital temperature controllers.
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