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ISO 9001 : 2015
NL/PRO 238239125
van 't Hoffstraat 12
2665 JL Bleiswijk, THE NETHERLANDS
T. 31 (0) 10 522 43 73
tv12ltman Rev. 3.01 UK 0821
USER-
MANUAL
TV12LT
Tamson Instruments bv
E-mail: info@tamson.com
Website: www.tamson.com
VAT: NL 80 66 34 984 B01
Bank account no.:
NL28 INGB 0007 350 370
NL95 RABO 0160100046
Chamber of commerce 27 16 95 41
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Summary of Contents for Tamson Instruments TV12LT
- Page 1 USER- MANUAL TV12LT Tamson Instruments bv ISO 9001 : 2015 VAT: NL 80 66 34 984 B01 NL/PRO 238239125 Bank account no.: NL28 INGB 0007 350 370 van 't Hoffstraat 12 NL95 RABO 0160100046 2665 JL Bleiswijk, THE NETHERLANDS Chamber of commerce 27 16 95 41 T.
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Page 2: Table Of Contents
10.4 OMOGENEITY AND SPARE PARTS LIST .......................... 28 EC DECLARATION OF CONFORMITY ..................... 29 DISCLAIMER ............................30 Tamson Instruments bv ISO 9001 : 2015 VAT: NL 80 66 34 984 B01 NL/PRO 238239125 Bank account no.: NL28 INGB 0007 350 370... -
Page 3: Safety And Warnings
If a problem persists, call your supplier or Tamson Instruments bv. WARRANTY Tamson Instruments bv. warrants that all their manufactured equipment is free from defects in material and workmanship, preventing the machine from normal operation. Tamson Instruments bv does not warranty that the equipment is fit for any other use than stated in this manual. -
Page 4: Precautions And Hazards
Atmosphere Not suited for altitudes above 2000m explosive/corrosive environment Pollution cat. 2 Conducting pollution must be prevented Tamson Instruments bv ISO 9001 : 2015 VAT: NL 80 66 34 984 B01 NL/PRO 238239125 Bank account no.: NL28 INGB 0007 350 370... -
Page 5: Installation
INSTALLATION Important Tamson Instruments bv is not responsible for any consequential damage or harm caused by using this REMOVE ALL bath. Repairs on the electrical system of the bath may PACKAGE MATERIAL only be carried out by well trained and authorized persons. -
Page 6: Bath Liquid
Heated bath fluid can cause toxic fumes. Take precautions and read material safety sheet if applicable. Remove fumes from hot oil or bath medium. Use fume Tamson Instruments bv ISO 9001 : 2015 VAT: NL 80 66 34 984 B01 NL/PRO 238239125 Bank account no.:... -
Page 7: Drain Bath Fluid
Drain bath fluid TO OPEN TAP 3/8" BSP inside thread The TV12LT can be emptied via the drain tap located at the backside of the apparatus. For safety reasons the tap can only be opened when using a screwdriver. The thread inside the tap is 3/8". -
Page 8: Bath Fluid Levels
Maximum level Minimum level The practical minimum level is indicated below. The level indicator (optional) will start to blink (blue light) when the fluid level is too low. TV12LT inside Overflow outlet Maximum level Minimum level Heating element Tamson Instruments bv... -
Page 9: Safety And Protection
- Withstand fluid from the overflow outlet entering the backside of the temperature TV12LT. For this reason the overflow outlet must be connected to a waste container. When the bath is working at high temperatures, tubing and waste container must be chemical resistant and able to withstand high temperatures (>150°C / 302°F). -
Page 10: Cooling
2080 1300 1300 1280 * Only used shortly to reach new set point(SP) temperature Tamson Instruments bv ISO 9001 : 2015 VAT: NL 80 66 34 984 B01 NL/PRO 238239125 Bank account no.: NL28 INGB 0007 350 370 van 't Hoffstraat 12... -
Page 11: Connecting
Connecting Before plugging TV12LT into the mains socket, make sure the voltage of the bath corresponds to the local voltage. Use a mains supply that is well earthed, clean of interference and suitable for the acquired electrical load of the bath. -
Page 12: Introduction
INTRODUCTION The TAMSON model TV12LT baths is designed to perform as ultra stable visibility bath. The intended use is kinematic viscosity measurement and sensor calibration. General The heat input is controlled by a microprocessor system. A special optimized electronic temperature measurement circuit ensures reproducibility of operation conditions. -
Page 13: Front Panel
7 Safety thermostat 8 Turn-push button Use well grounded mains. Before plugging the TV12LT into the mains socket, make sure the voltage of the bath corresponds to the local voltage. The front panel layout shows the turn-push button: Previous / decrease:... - Page 14 Ad 4: Bath control is stable Alarm high, press button to reset* Alarm low, press button to reset* * Optional item Tamson Instruments bv ISO 9001 : 2015 VAT: NL 80 66 34 984 B01 NL/PRO 238239125 Bank account no.:...
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Page 15: Safety Systems
This causes the heating element to overheat which can set fire to the (flamable) bath liquid. When operating the bath always be sure that the heating elements are submersed. Tamson Instruments bv ISO 9001 : 2015 VAT: NL 80 66 34 984 B01 NL/PRO 238239125 Bank account no.:... -
Page 16: Operating The System
The temperature displayed can be increased or decreased with an offset ranging from +5.00 down to - 5.00 °C in steps of 0.01°C. This way the temperature Tamson Instruments bv ISO 9001 : 2015 VAT: NL 80 66 34 984 B01 NL/PRO 238239125 Bank account no.:... - Page 17 Each set offers individual PID settings for: Proportional band value Integrating value Differentiating value Default settings Tamson Instruments bv ISO 9001 : 2015 VAT: NL 80 66 34 984 B01 NL/PRO 238239125 Bank account no.: NL28 INGB 0007 350 370...
- Page 18 This menu item offers an additional offset of 0.005°C. The value of 0.005°C is added to the selected SP value. The SP can be selected with 0.01°C accuracy. Menu item "Restart" Restarts system and activates tuning. Tamson Instruments bv ISO 9001 : 2015 VAT: NL 80 66 34 984 B01 NL/PRO 238239125 Bank account no.:...
- Page 19 Temperature 75°C Proportional band (Pb) : Integrator Differentiator Min/max ± 0.045°C Tamson Instruments bv ISO 9001 : 2015 VAT: NL 80 66 34 984 B01 NL/PRO 238239125 Bank account no.: NL28 INGB 0007 350 370 van 't Hoffstraat 12 NL95 RABO 0160100046...
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Page 20: Manual Tuning
P + I control 2,2xB 0,8xT P + I + D control 1,7xB 0,5xT 0,12xT Tamson Instruments bv ISO 9001 : 2015 VAT: NL 80 66 34 984 B01 NL/PRO 238239125 Bank account no.: NL28 INGB 0007 350 370 van 't Hoffstraat 12... -
Page 21: Maintenance
It can further have a negative effect on electronics and moving parts. Clean area only with a vacuum cleaner Tamson Instruments bv ISO 9001 : 2015 VAT: NL 80 66 34 984 B01 NL/PRO 238239125 Bank account no.:... -
Page 22: Trouble Shooting
High viscosity will activate the motor fuse. Electrical defect. Motor capacitor defective, replace capacitor or contact local dealer or Tamson instruments bv Problems with set point Heater LED is not burning, motor is turning and temperature rises above set point. -
Page 23: Bath Temperature Does Not Become Stable
Blue LED blinks on front panel Red error LED on frontpanel is on. Fluid level probably too low, temperature control switches off. Check fluid level Tamson Instruments bv ISO 9001 : 2015 VAT: NL 80 66 34 984 B01 NL/PRO 238239125 Bank account no.:... -
Page 24: Over-Temperature Safety Thermostat
“click”. Turn the knob approximately 20 to 30° higher (clockwise). Switch the bath Off and On again. The bath is ready to operate safely. Tamson Instruments bv ISO 9001 : 2015 VAT: NL 80 66 34 984 B01 NL/PRO 238239125 Bank account no.:... -
Page 25: Specifications
The graph shows the temperature of a conventional bath (blue) and the temperature measured in the glass capillary of a viscometer (pink). The green curve shows the TV12LT behavior. Tamson Instruments bv ISO 9001 : 2015 VAT: NL 80 66 34 984 B01 NL/PRO 238239125 Bank account no.:... -
Page 26: 10.4 Homogeneity And Δt
T a baffle plate. The heat distribution however is still does diagonal in the bath. The TV12LT construction is such that it only knows vertical offset. When outlining viscometers or other measuring devices for measuring or calibration, they will T all have the same temperature. - Page 27 Side vie Front view Stirrer Heater Baffle plate T Circulation Cooling T Side view Devices have Front view same temperature Temperature gradient TV12LT versus conventional system Conventional bath Stirrer Heater T Baffle plate Circulation T Cooling Devices have different temperature T...
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Page 28: Spare Parts List
See energy consumption, page 12. proper cooling performance ambient temperature needs to be within this range. Tamson Instruments bv ISO 9001 : 2015 VAT: NL 80 66 34 984 B01 NL/PRO 238239125 Bank account no.: NL28 INGB 0007 350 370... -
Page 29: Ec Declaration Of Conformity
Following equipment is in complience with EMC Directive 2014/30/EU: Product: Thermostatic bath and circulator Model: TV12LT Serial code: Effective from 08Txxx Manufacturer: Tamson Instruments bv van 't Hoffstraat 12 2665 JL Bleiswijk The Netherlands The products are in conformity with the following specifications: Item Reference Description... -
Page 30: Disclaimer
The equipment conforms with all the specifications and norms in this regard. The equipment conforms without any further notice. Entity responsible for marking this declaration : Manufacturer, Tamson Instruments bv, van 't Hoffstraat 12, Bleiswijk The Netherlands, Name R.C. van Hall...
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