Table of Contents
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Digital Temperature Controller
Complete Operation & Maintenance Instructions
Page 6
Page 9
Present Status
(Current seg. &
Board temp.)
Page 13
Page 13
Options
Page 14
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
2 Type Numbers.
After beginning an operation, press keys to enter numbers, such as time and temperature.
DTC 1000
See page 22 for instructions on upgrading your DTC
100, 600 or 800 series board to the DTC 1000.
from
display. Some operations begin during firing.
IdLE
°F / °C
Display
Page 12
Page 13
Page 5
Page 8
Page 11
Stop
Page 5
1
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Table of Contents
Related Manuals for Paragon DTC 1000
Summary of Contents for Paragon DTC 1000
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Page 1: Table Of Contents
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. °F / °C Display Page 12 Cone-Fire Delay Page 6 Page 13... - Page 2 Once you learn the basic features of the DTC 1000, you will be able to control every stage of firing. This offers learning opportunities and convenience difficult to imagine with a manual-controlled kiln.
- Page 3 Contents Getting Started Ramp-Hold Trouble-Shooting & Maintenance Safety Rules..... 4 Ramp-Hold Quick Reference ..24 Element Glow Test ... . . 15 Testing and Recording .
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Page 4: Getting Started
ErrP IdLE glass through the annealing range? Find out for yourself by perature. Operations begin from IdLE testing. The DTC 1000 can precisely control every stage of fir- If the display shows instead of , the thermo- FAIL IdLE ing, so you can easily experiment and test. -
Page 5: Program Review
Though the DTC 1000 fires Three Dot Display: Power Monitoring electronically, every ceramic fir- To adjust temperature, the DTC 1000 sends power to the ing should include shelf, or wit- relay(s) intermittently. The relays, in turn, power the heating ness, cones. They measure heat elements. -
Page 6: Cone-Fire
“Cone-Fire Quick Reference,” pg. 23. Ramp-Hold to fire ceramic pieces that re- As the DTC 1000 prompts for cone, speed, etc., val- quire a custom firing schedule, such as ues entered for the last firing will appear. To use these values again, press ENTER . -
Page 7: Hold
400° F. per hour until the last 250° F. when the moisture in the clay turns to steam rapidly and can- not easily escape. The DTC 1000 “Pre-Heat” feature dries the 120° F. per hour during the last 250° F. -
Page 8: Cone #S (Cone Table)
Mirror Test 2 Enter the pyrometric cone number you are looking up. Then touch ENTER . The display will show the Knowing how much Pre-Heat to use is a matter of experi- cone temperature. If you enter a non-existent cone ence. -
Page 9: Ramp-Hold
Avoid exposure to cool air by keeping the cone at hotter cone, 016 (1422°F) bends to 6 o’clock. The kiln is firing least 3” from the peephole. Program the DTC 1000 for the 62°F too hot (1422 - 1360 = 62). 62°F is beyond the 50°F maxi- cone on the shelf and fire. -
Page 10: Segments
Segments Ramp-Hold Programming A “Segment” fires to a target temperature. It includes a rate and, if needed, a hold. Every time you need to change firing Use these instructions for your first firings. Later speed or hold a temperature, add another segment. You have you may prefer “Ramp-Hold Quick Reference,”... -
Page 11: Skip Segment
We have included these firing schedules only as examples. peephole plugs. Set the alarm again, this time to 1350°F. When Each one illustrates a different way to use your DTC 1000. it sounds, check the glass through the peephole. When the... -
Page 12: Glass Slumping Firing Schedule
Rate Target 2 Press 5 (user program 5), then ENTER . Using Segment Per Hour Temp. Hold Ramp-Hold instructions, enter the values for all seg- ments needed in program 5. 00.00 1425 00.30 and temperature will display after program 5 is IdLE entered. -
Page 13: Alarm
0000 , or any temperature below room temperature. Power Failures Setting Alarm During Firing The DTC 1000 handles a power failure in two ways: 1 The alarm beeps while the kiln is firing. Touch 1) A display, alternating with firing temperature, 2 Enter the new temperature. -
Page 14: Firing Ceramics After An Extended Power Failure
Thermocouple Offset (tCoS) When the power failure message appears, press ErrP ENTER . The hours fired and temperature reached before the The thermocouple is the " diameter rod protruding into power failed will appear, then IdLE the firing chamber. It measures temperature. Thermocouples To resume firing, press ENTER twice. -
Page 15: Turning Off Error Codes (Ercd)
Turning Off Error Codes (ErCd) 3 Press ENTER . will appear. Press 1 to The DTC 1000 uses error codes to alert you to firing prob- change this setting. lems. In certain applications, it may be desirable to turn off 4 Press ENTER . -
Page 16: Does Not Light Up
move the controller board is that some tween the cord set and transformer or between the trans- electronic components will be de- former and controller board. stroyed if they touch a grounded object Controller Display Lights Up Problem: with the kiln plugged in. See chart, Normally, Some or All Heating page 22, for connection numbers on Elements Do Not Fire... -
Page 17: Firing Interrupted By Pf Or Errp
When a relay chatters or buzzes instead of clicks, the fective. Make sure your battery is good before assum- problem may be a weak transformer. A chattering relay ing the relay is bad. can cause erratic temperature readings. 2 Touch ohmmeter lead wires to relay terminals marked How to Test a Relay: You will need an ohmmeter, 12 volt #1 and #2 in the diagram. -
Page 18: Fail Message
FAIL Message Err 1 Message Problem: Problem: Probable Causes: Probable Causes: Defective Thermocouple Temperature Rise Slower Than 12° Per Hour Disconnected Thermocouple Lead Wires Electrical Noise from Relays Defective Board Worn Thermocouple Electrical Noise appears when temperature rise is slower than 12°F/ Err1 12°C per hour in Cone-Fire and Ramp-Hold. -
Page 19: Err 4 Message
Probable Cause: indicates an error in software, usually with the com- Err A Memory Chip Defective puter-connected version of the DTC 1000. can be ErrA The write cycle to the non-volatile memory chip took too caused by random electrical noise. Reprogram the controller. -
Page 20: Erratic Temperature Readings
Erratic Temperature Readings Relay Chatters or Buzzes Problem: Problem: Probable Causes: Probable Causes: Thermocouple Lead Wires Attached to Wrong Terminals or Too Defective Transformer Close to Other Wires Defective Transistor on Controller Thermocouple Lead Wires Touch at Bare Ends Low Line Voltage Electrical Noise Weak Relay Poor Electrical Circuit Ground... -
Page 21: Circuit Board Fuse
Replacing Switch Box Components low the thermocouple, including its spring, to touch anything metallic, such as a heat shield. Important When Re- placing Components: If 8 Check to see that no wires are touching the kiln case or a push-on terminal is the element connectors. -
Page 22: Board Upgrades
(Except for thermocouple wires; they the AOP output, the AOP wire attaches to terminal #1. attach to the DTC 1000 the same way as the DTC 100 series.) 5 Strip 1/4" of insulation from the end of each wire. -
Page 23: Cone-Fire Quick Reference
DTC 1000 Cone-Fire Quick Reference After you press the key(s) in the left column, the message to the right will appear. If after pressing ENTER , then 1 , only 4 horizontal lines appear, your controller does not have Cone-Fire. -
Page 24: Ramp-Hold Quick Reference
DTC 1000 Ramp-Hold Quick Reference After you press the keys in the left column, the message to the right will appear. If alarm sounds during a firing, press ENTER . KEYS TO PRESS DISPLAY STORE A USER PROGRAM, THEN FIRE; NO DELAY FIRE.