Table of Contents
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Installation, Operation &
Maintenance Instructions
This manual is for the guidance of operators of the above Carbolite products
and should be read before the oven is connected to the electricity supply.
Section
Manuals are supplied separately for the temperature controller
Please read the controller manuals before operating the oven.
1.0
Annealing Ovens
TLD models
C
ONTENTS
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
9.0
(and overtemperature controller when fitted).
page
1
3
4
6
7
9
10
11
12
MF18
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Table of Contents
Related Manuals for Carbolite TLD
Summary of Contents for Carbolite TLD
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Page 1: Table Of Contents
Installation, Operation & Maintenance Instructions Annealing Ovens TLD models This manual is for the guidance of operators of the above Carbolite products and should be read before the oven is connected to the electricity supply. ONTENTS Section page Symbols & Warnings... -
Page 2: Symbols & Warnings
Reproducible annealing of thermoluminescent dosimeters is essential to maintain constant sensitivity and low background readings. Use of the Carbolite TLD Annealing Oven ensures that the best results are consistently obtained. The fan assisted air recirculating system eliminates the temperature gradients encountered in simple gravity convection ovens. -
Page 3: Installation
2.0 I NSTALLATION Unpacking & Handling Lift the unit by its base. Do not use the door or any other projecting cover or component to support the equipment when moving it. Use two people to carry the oven where possible. Remove any packing material from the inner chamber before use. -
Page 4: Operating Instructions
PERATING NSTRUCTIONS Operating Program The program consists of the stages shown in the graph below. The rates of temperature rise, dwell temperature and dwell times are all adjustable by the user. The general format of the program is installed at the manufacturing stage, with initial values as shown in the table below. function initial setting program... - Page 5 To switch the oven off, set the Instrument switch to O. If the oven is to be left off, isolate it from the electrical supply. Overtemperature Control (if fitted) The overtemperature controller should typically be set at 15°C above the top temperature used by the main programmer.
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Page 6: Maintenance
To contact Thermal Engineering Services or Carbolite see the back page of this manual. Recommended Spares Kits Carbolite can supply individual spares, or a kit of the items most likely to be required. Ordering a kit in advance can save time in the event of a breakdown. Please enquire for information on a suitable kit for this model. -
Page 7: Repairs & Replacements
Disconnect the oven from the electrical supply. To replace components (except controller), remove the front panel. Depending on the component, it may be necessary to remove an internal panel. If in doubt, please consult Carbolite’s technical department. Temperature Controller Replacement Ease apart the two lugs at the side;... - Page 8 Thermocouple Replacement Remove the front panel and the internal cover as necessary. Make a note of the thermocouple connections, and how the thermocouple is placed and fixed. Colour codings are: negative positive (type K) white green Disconnect the thermocouple from its controller terminals or terminal block. Re-assemble with the new thermocouple observing the colour coding.
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Page 9: Fault Analysis
6.0 F AULT NALYSIS A. Oven Does Not Heat Up The SUPPLY light is No power from the Check the fuses in the supply supply line The SUPPLY light is The controller shows a The thermocouple has broken or has a wiring fault very high temperature or a code such as S.br The controller shows a... -
Page 10: Circuit Diagrams
7.0 C IRCUIT IAGRAMS Single Phase only if overtemperature control fitted Filter relay or contactor Supply light Instrument Switch circulation coil overtemp. controller thermocouple temperature controller thermocouple alarm relay cooling MF18... -
Page 11: Fuses & Power Settings
Other: 32mm x 6mm Required if no supply cable fitted. See rating label for amperage; see Customer table below for fuse rating. fuses Recommended if cable fitted. F1 - supply TLD/3 5 Amps TLD/28 10 Amps fuses : (220-240V) (220-240V) F2 - control... -
Page 12: Specifications
Thank you for reading this data sheet. For pricing or for further information, please contact us at our UK Office, using the details below. UK Office Keison Products, P.O. Box 2124, Chelmsford, Essex, CM1 3UP, England. Tel: +44 (0)1245 600560 Fax: +44 (0)1245 808399 Email: sales@keison.co.uk...
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