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Paragon DTC 1000, Operation & Maintenance Instructions Manual, Page: 1 / 24

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1

°F / °C

Display

Page 12

Options

Page 14

Present Status

(Current seg. &

Board temp.)

Page 13

Alarm

Page 13

Cone-Fire

Page 6

Program

Review

Page 5

Cone #s

(Cone Table)

Page 8

Skip Segment

Page 11

Ramp-Hold

Page 9

Stop

Page 5

DTC 1000

Digital Temperature Controller

Complete Operation & Maintenance Instructions

See page 22 for instructions on upgrading your DTC

100, 600 or 800 series board to the DTC 1000.

The Keypad

The controller is easy to master once you understand that the keys have two functions:

1 Select an operation.

Press a key to start the operation shown in the top half of the key. Most operations begin by

pressing

START

from

IdLE

display. Some operations begin during firing.

2 Type Numbers.

After beginning an operation, press keys to enter numbers, such as time and temperature.

Delay

Page 13

Summary of Contents for DTC 1000

Page 1: ...ons See page 22 for instructions on upgrading your DTC 100 600 or 800 series board to the DTC 1000 The Keypad The controller is easy to master once you understand that the keys have two functions 1 Select an operation Press a key to start the operation shown in the top half of the key Most operations begin by pressing START from IdLE display Some operations begin during firing 2 Type Numbers After...

Page 2: ...D SLOW Cone Fire and Cone s on your keypad If you purchased the TnF II portable controller you should find a TnF II installation instruction sheet in addition to these instructions Though you should read this entire manual to fully enjoy your DTC 1000 you can begin firing after reading these sections Safety Rules page 4 Getting Started pages 4 6 and the basics section of Cone Fire pages 6 8 or Ram...

Page 3: ...ng Schedule 12 16 Segment Firing 16 S 12 Additional Features Selecting F or C CHG 12 F C Temperature Conversion Formula 12 Delay Fire 13 Temperature Alarm 13 Setting Alarm From Idle 13 Setting Alarm During Firing 13 Present Status Current Segment Circuit Board Temperature 13 Checking Circuit Board Temperature From Idle 13 Power Failures 13 Firing Ceramics After an Extended Power Failure 14 Thermoc...

Page 4: ...ss through the annealing range Find out for yourself by testing The DTC 1000 can precisely control every stage of fir ing so you can easily experiment and test Keep a notebook of firing records When you fire similar projectsweekslater afteryouhaveforgottenthedetailsofyour previous firing you will be grateful for your records Room Temperature and Humidity It is okay to store the DTC 1000 at sub zer...

Page 5: ...you do not have to go through all the prompts to get back out Press STOP when USEr appears That will take you back to IdLE If you inadvertently enter Cone Fire STOP will NOT take you back to IdLE Press ENTERafter each Cone Fire prompt until CPL then IdLE appears If you inadvertently press OPTIONS you can get back to IdLE by pressing STOP Cool Down Temperature Display When the firing is finished CP...

Page 6: ...e fire press 5 during firing See Present Status page 13 The segment number willappear seeleftcolumninthefollowingcharts informing you of how far the firing has progressed Fast 1 Consider Fast for overglazes decals china paint or small thin walled ceramic greenware Cone Fire Fast Firing Schedule Segment in Present Actual Status Segment Rate of Firing Per Hour 5 Pre Heat if any 6 1 570 F per hour un...

Page 7: ... Program that much Hold time the next time you fire the same type of ware loaded to the same capacity You can hold for up to 99 hours and 99 minutes You will learn by experimenting with ceramics Hold is one more tool to experiment with Pre Heating the Ware Moist greenware can explode during firing This happens when the moisture in the clay turns to steam rapidly and can not easily escape The DTC 1...

Page 8: ...med in Cone Fire Mode 2 Enter the pyrometric cone number you are looking up Then touch ENTER The display will show the cone temperature If you enter a non existent cone number the display will show ConE ready for you to enter a different cone number Cone temperatures displayed are for self supporting cones fired at a rate of 108 F during the last hour Firing History in Cone Fire When the kiln fire...

Page 9: ...ose you are firing to cone 017 1360 F but the next hotter cone 016 1422 F bends to 6 o clock The kiln is firing 62 F too hot 1422 1360 62 62 F is beyond the 50 F maxi mum adjustment of Cone Offset When thermocouple inaccuracy exceeds 50 F replace the thermocouple If you must fire the kiln before installing the new thermocouple combine Thermocouple Offset and Hold time Reminder as a rule of thumb O...

Page 10: ...er selecting the User Program and number of seg ments AOP1 alternating with On or OFF will appear 2 To change the setting press 1 then ENTER Con tinue entering rate temperature hold etc for seg ment 1 As you continue programming turn AOP on or off in each segment 10 Ramp Hold Programming Use these instructions for your first firings Later you may prefer Ramp Hold Quick Reference page 24 As the pro...

Page 11: ... you are unfa miliar with or when using one of these schedules test fire samples first Firing schedule temperatures are shown in F for simplicity To fire ceramics in Ramp Hold set the last firing segment to a cone temperature If you use a temperature in the Cone Fire Cone Table set the last firing segment rate to 108 F 60 C hour Cone temperatures in the Cone Table are based upon a rate of 108 F 60...

Page 12: ...ENTER As before with pro gram 5 enter the values for all segments needed in program 6 5 IdLE will appear after program 6 is entered Press ENTER then PROGRAM REVIEW Make sure all val ues for user program 6 are correct After reviewing the program IdLE will appear 6 From IdLE press ENTER then 4 USEr will ap pear alternating with 6 Press 5 then ENTER 7 Press STOP CPL will appear then IdLE and tem pera...

Page 13: ...it Board Temperature Present Status displays the current segment of a firing and temperature of the circuit board Knowing which segment you are in is especially useful for firings with both heating up and cooling down segments Present Status works with both Cone Fire and Ramp Hold See Cone Fire firing schedules pages 6 7 To use Present Status press 5during a firing The follow ing information will ...

Page 14: ... in Thermocouple Offset fires everything 5º hotter If you find that all your cones are consistently under or over firing adjust Thermocouple Offset If you need to adjust only a particular cone use Cone Offset Calibrating Thermocouple Offset with a Thermocouple Standard or Pyrometer A thermocouple standard is a device that calibrates pyrom eters and controllers If you do not have a thermocouple sta...

Page 15: ...charge Instead use anti static foam or even newspaper Element Glow Test A Quick Test Of Elements and Relays 1 The kiln should be empty Close the lid or door 2 In Ramp Hold fire at a rate of 9999 to 500 F 260 C While the kiln is firing study your kiln s wiring dia gram It will show which elements are wired to each re lay 3 At around 400 F 204 C carefully lift the lid or open the door slightly until...

Page 16: ...onnected wire be tween the cord set and transformer or between the trans former and controller board Problem Controller Display Lights Up Normally Some or All Heating Elements Do Not Fire Probable Causes Worn or Burned Out Elements Defective Controller Board Defective Relay s Disconnected Wire in Switch Box Programmed Hold or Delay Be sure you have not inadvertently programmed a long De lay If fir...

Page 17: ...ENTER Steady ErrP no temperature display this means a fir ing has been interrupted by a longer power failure For a more detailed explanation of power failure mes sages see page 13 Low voltage can also cause the kiln to shut off and display either PF or a blank display If this happens and you did not have a power failure have the power company or an electrician check the wall receptacle while the k...

Page 18: ... Ramp Hold In Ramp Hold the temperature must also be below the local set point which is the temperature the board is trying to reach to maintain cor rect rate Ramp Hold can be programmed for a rate slower than 12º per hour without setting off the Err1 message When Err1 appears the heating elements will shut off A kiln that fires this slowly may need new elements voltage may be low or you may be tr...

Page 19: ...turns return the board for servicing Problem Err B Message Probable Cause Circuit Board Temperature above 250 F Defective Board Electrical Noise If the cause is a hot circuit board open windows and use a fan to circulate air in the room before firing the kiln or fur nace If you have more than one kiln in the room place them farther apart Never allow the firing room temperature to ex ceed 110 F 43 ...

Page 20: ...tuck Key Electrical Noise Sometimes a chattering relay or other source of electrical noise freezes the display message Turn off the power for ten seconds If that does not correct the problem return the board for servicing Problem Relay Chatters or Buzzes Probable Causes Defective Transformer Defective Transistor on Controller Low Line Voltage Weak Relay Voltage at controller board connectors 3 and...

Page 21: ... readings Do not al low the thermocouple including its spring to touch anything metallic such as a heat shield 8 Check to see that no wires are touching the kiln case or the element connectors Wires touching element con nectors or kiln case will burn out Install switch box TnF 2 Thermocouple Replacement 1 UNPLUG Remove TnF 2 controller faceplate 2 Remove the thermocouple leads from connectors 10 1...

Page 22: ...e Also crimp the blue and black wires together Use the type of crimping tool shown in the photo above The indent goes on the side opposite the seam of the connector Test each connection by grasping the push on connector with one hand and pulling the wire firmly with the other 6 Connect wires to board using the diagram below Install DTC 1000 faceplate to the switch box Upgrading from DTC 600 DTC 80...

Page 23: ...roller does not have Cone Fire NO DELAY FIRE NO ALARM IF ALARM SOUNDS DURING FIRING PRESS ENTER KEYS TO PRESS DISPLAY Apply power to kiln ErrP ENTER IdLE ENTER 1 ConE Cone of choice 05 Displays cone ENTER SPd 1 Fast 2 Med or 3 Slow FASt Med or SLO ENTER HLd Hold time if any 00 00 or hold time ENTER CPL IdLE and flashing temperature ENTER ENTER On Kiln is now firing to the cone you selected ...

Page 24: ...change per hour 0200 etc displays temp ENTER F 1 Final temperature segment 1 2000 etc displays temp ENTER HLd1 Hold time if any 00 00 or hold time Repeat for number of segments desired ENTER ALAr Alarm temperature Alarm temperature OFF 9999 2000 etc displays temp ENTER CPL IdLE and flashing temperature ENTER ENTER On Kiln is now firing SELECT AND FIRE A STORED USER PROGRAM NO DELAY FIRE Apply powe...

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