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Summary of Contents for VERDER Carbolite Gero TZF Series
- Page 1 All manuals and user guides at all-guides.com Installation, Operation and Maintenance Instructions 1200 °C Tube Furnace (3-zone) - TZF Model: 700mm No Controller TZF 12/75/700 + No Controller MEN-TZF12075-16_NOCTRL 19-06-2019...
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Page 2: Table Of Contents
All manuals and user guides at all-guides.com Contents This manual is for guidance on the use of the Carbolite Gero product specified on the front cover. This manual should be read thoroughly before unpacking and using the furnace or oven. The model details and serial number are shown on the back of this manual. - Page 3 All manuals and user guides at all-guides.com Solid-state Relay Replacement Thermocouple Replacement Element Replacement Fuse Replacement 7.0 Fault Analysis Furnace Does Not Heat Up Product Overheats 8.0 Wiring Diagrams WC-13-01 WC-13-31 2- and 3-phase With Neutral Independent Zones (control method C) Control by Broadcast Comms (control method B) 9.0 Fuses and Power Settings Fuses...
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Page 4: Symbols And Warnings
All manuals and user guides at all-guides.com 1.0 Symbols and Warnings 1.0 Symbols and Warnings Switches and Lights Instrument switch: when the instrument switch is operated the temperature control circuit is energised. Heat light: the adjacent light glows or flashes to indicate that power is being supplied to the elements. - Page 5 All manuals and user guides at all-guides.com 1.0 Symbols and Warnings Caution – Double Pole/Neutral Fusing...
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Page 6: Installation
All manuals and user guides at all-guides.com 2.0 Installation 2.0 Installation Unpacking and Handling When unpacking or moving the product always lift it by its base or by both ends of the main body. Never lift it by its work tube or the surrounding insulation. Use two or more people to carry the product and control box. - Page 7 All manuals and user guides at all-guides.com 2.0 Installation Ensure that the product is placed in such a way that it can be quickly switched off or disconnected from the electrical supply. If the product is supplied with a work tube or any accessories fit these into position. For optimum temperature uniformity, insulating plugs should be placed in the tube ends as shown in fig.1.
- Page 8 All manuals and user guides at all-guides.com 2.0 Installation Fig 1 - Insulating Plug (standard length tube) Tube Insulating Plug Stem Fig 2 - Insulating Plug (long work tube)
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Page 9: Electrical Connections
All manuals and user guides at all-guides.com 2.0 Installation Clamp Seal plate 'O' Ring seal D Seal sleeve Clamp seal End plate Clamp End plate Clamp seal (between Seal sleeve and Clamp D Seal sleeve Seal plate & 'O' Ring seal (underneath clamp) Tube Fig 3 'Twin Clamp' End Seal... - Page 10 All manuals and user guides at all-guides.com 2.0 Installation The product covered by this manual normally requires a single phase A.C. supply, which may be Live to Neutral non-reversible, Live to Neutral reversible or Live to Live. Some models may be ordered for 3-phase use, which may be star or delta. Check the product rating label before connection.
- Page 11 All manuals and user guides at all-guides.com 2.0 Installation 3-phase L1 Black to phase 1 Black to phase 2 Black to phase 3 Light Blue to neutral (except delta) Green/ Yellow to earth (ground) DO NOT connect a product ordered for three phase use to a single phase supply or to the wrong type of three phase supply.
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Page 12: Temperature Controller
All manuals and user guides at all-guides.com 3.0 Temperature Controller 3.0 Temperature Controller If this product is fitted with a temperature controller, instructions are provided separately. -
Page 13: Operation
All manuals and user guides at all-guides.com 4.0 Operation 4.0 Operation Operating Cycle This product is fitted with an instrument switch which cuts off power to the control circuit. Connect the product to the electrical supply. Turn on the instrument switch to activate the temperature controllers. The controllers illuminate and go through a short test cycle. -
Page 14: Back-To-Back Thermocouples
All manuals and user guides at all-guides.com 4.0 Operation Note: Option A is NOT applicable when using the CC-T1 controller Option B is NOT applicable when using the Eurotherm 2132 End Zone Controller A. Back-to-Back Thermocouples This is the most commonly supplied option. The centre zone of the tube furnace is controlled directly by the centre zone temperature controller. -
Page 15: Independent Control
All manuals and user guides at all-guides.com 4.0 Operation It is possible to set an offset (local trim) between the centre and end zone controllers. This can be either a positive or negative difference from the centre zone temperature. Once entered, this offset will always be added to, or subtracted from, the retransmitted setpoint temperature. -
Page 16: Tube Life
All manuals and user guides at all-guides.com 4.0 Operation Switch off the heater switch whenever loading or unloading the product. The elements are isolated when the heater switch is OFF. This switch cuts both sides of the circuit via a contactor. Tube Life A ceramic work tube may crack if work pieces are inserted too quickly or at temperatures below 900 °C (when the tube is more brittle). -
Page 17: Power Adjustment
All manuals and user guides at all-guides.com 4.0 Operation Power Adjustment The product control system incorporates electronic power limiting. The power limit parameter OP.Hi is accessible to the operator and can be used to adjust the product to the actual supply voltage. Some models covered by this manual are fitted with 208 V elements and are designed for use over the range of voltages 200 V- 250 V;... -
Page 18: Maintenance
All manuals and user guides at all-guides.com 5.0 Maintenance 5.0 Maintenance General Maintenance Preventive rather than reactive maintenance is recommended. The type and frequency depends on the product use; the following are recommended. Maintenance Schedule CUSTOMER QUALIFIED PERSONNEL DANGER! ELECTRIC SHOCK. Risk of fatal injury. Only electrically qualified personnel should attempt these maintenance procedures. - Page 19 All manuals and user guides at all-guides.com 5.0 Maintenance rect positioning Seals (if fitted) Check all seals and O-rings and clamps Performance Element Circuit Electrical measurement Measure the current drawn on each Power Consumption phase / circuit Check whether the cooling fans are work- Cooling Fans (if fitted)
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Page 20: Cleaning
All manuals and user guides at all-guides.com 5.0 Maintenance 5.2.1 Cleaning The product's outer surface may be cleaned with a damp cloth. Do not allow water to enter the interior of the case or chamber. Do not clean with organic solvents. Under no circumstances should any objects be placed on top of the product. -
Page 21: Repairs And Replacements
All manuals and user guides at all-guides.com 6.0 Repairs and Replacements 6.0 Repairs and Replacements Safety Warning - Disconnection from Power Supply Immediately switch the product off in the event of unforeseen circumstances (e.g. large amount of smoke). Allow the product to return to room temperature before inspection. -
Page 22: Solid-State Relay Replacement
All manuals and user guides at all-guides.com 6.0 Repairs and Replacements Solid-state Relay Replacement Disconnect the product from the power supply and remove the appropriate cover as given above. Make a note of the wire connections to the solid state relay and disconnect them. Remove the solid state relay from the base panel or aluminium plate. -
Page 23: Element Replacement
All manuals and user guides at all-guides.com 6.0 Repairs and Replacements Element Replacement See section 6.2 - wearing a face mask is required. The coverings and guards which must be removed to enable replacement of the wound tube element depend on the furnace model, its orientation (horizontal or vertical), and other options and fittings. -
Page 24: Fuse Replacement
All manuals and user guides at all-guides.com 6.0 Repairs and Replacements Fuse Replacement Fuses are marked on the wiring diagram with type codes, e.g. F1, F2. For more information on fuses refer to section 9.0. Depending on model and voltage, the different fuse types may or may not be fitted. If any fuse has failed, it is advisable for an electrician to check the internal circuits. -
Page 25: Fault Analysis
All manuals and user guides at all-guides.com 7.0 Fault Analysis 7.0 Fault Analysis Furnace Does Not Heat Up The HEAT The heating element Check also that the SSR is working light is ON has failed correctly The controller shows a The HEAT The thermocouple has broken or has very high temperature... -
Page 26: Product Overheats
All manuals and user guides at all-guides.com 7.0 Fault Analysis Product Overheats Product only heats up The controller when the instrument shows a very high The controller is faulty switch is ON temperature The thermocouple may be The controller faulty or may have been shows a low removed out of the heating temperature... -
Page 27: Wiring Diagrams
All manuals and user guides at all-guides.com 8.0 Wiring Diagrams 8.0 Wiring Diagrams WC-13-01 Connections below show single phase with indirect safety switches and over- temperature control. - Page 28 All manuals and user guides at all-guides.com 8.0 Wiring Diagrams WC-13-31 Connections below show single phase with indirect safety switches and over- temperature control.
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Page 29: 2- And 3-Phase With Neutral
All manuals and user guides at all-guides.com 8.0 Wiring Diagrams 2- and 3-phase With Neutral Each SSR is connected to a different phase. The control circuit is taken between L1 and Safety switch A applies for 2-phase. Safety switch B applies for 3-phase. If type F1 fuse is present, one per phase if fitted. -
Page 30: Fuses And Power Settings
All manuals and user guides at all-guides.com 9.0 Fuses and Power Settings 9.0 Fuses and Power Settings Fuses F1-F3: Refer to the circuit diagrams. GEC Safeclip of the type shown Fitted if supply cable fitted. Internal (glass type F up to 16 A) Supply Fitted on board to some types 38 mm x 10 mm type F fitted on... -
Page 31: User Power Setting Adjustments
All manuals and user guides at all-guides.com 9.0 Fuses and Power Settings User Power Setting Adjustments Date % Power Comments Note: If a new set of elements are fitted then return the power settings to the original value. Please refer to the rating label for product specific information. -
Page 32: Specifications
All manuals and user guides at all-guides.com 10.0 Specifications 10.0 Specifications Carbolite Gero reserves the right to change the specification without notice. Heated Work Tube Work Tube Model Temp Power Length Weight Bore (mm) Length (mm) (°C) (kW) (mm) (kg) Tube furnaces with a ceramic work tube wound with resistance wire. - Page 33 All manuals and user guides at all-guides.com Notes Service Record Engineer Name Date Record of Work...
- Page 34 All manuals and user guides at all-guides.com The products covered in this manual are only a small part of the wide range of ovens, chamber furnaces and tube furnaces manufactured by Carbolite Gero for laboratory and industrial use. For further details of our standard or custom built products please contact us at the address below, or ask your nearest stockist.
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