Page 2 - Important user information
Reading this entire manualis necessary for full under-standing and safe use of this product. Should you have any comments onthis manual, we will be pleased toreceive them at:Pharmacia Biotech ABS-75182 UppsalaSwedenPharmacia Biotech reserves the right tomake changes in the specificationswithout prio...
Page 3 - Contents
Contents 1. Introduction ..................................................................... 32. Safety information ........................................................... 3 2.1 Safety precautions................................................. 32.2 Safety standards..............................
Page 5 - Safety information
1. Introduction and 2. Safety information 1. Introduction MultiTemp ® III circulates constant temperature liquid to external electrophoresis equipment. The liquid temperaturerange is -10 to +90 °C. The unit contains KLEA 134a*, anozone friendly HFC-type coolant. MultiTemp III both supplies coolant f...
Page 6 - instruments or; standards
1. Introduction and 2. Safety information 7. Do not use the circulator beyond its specifications or forother than its intended use. 8. Do not touch the stainless steel bath cover and tubingswhen the unit is used at a high working temperature. Underthese conditions, the surface temperature can rise u...
Page 7 - Protection against over-heating
1. Introduction and 2. Safety information General cut-off The heater, the compressor and the circulation pump can beswitched off by a relay built into the unit. This general cut-off will be activated if a malfunction is detected by the safetysensors.See 7.4, Description of Safety Features. Protectio...
Page 9 - Note: Do not touch or remove tubing when the unit is in
3. Installation Silicone tubing (inner diameter 8 mm) can be used over theentire working temperature range of the unit. PVC tubingcan only be used in the temperature range of 10 to 60 °C. 1. Connect the inlet and outlet tubing to the nozzles on therear of the circulator (Fig. 1).2. Connect the other...
Page 10 - connection
3. Installation liquid pour into a large vessel using hydrostatic pressure. Thebath contains 3 litres of liquid, plus the volume in tubing andconnected equipment. The last millilitres can be removed byopening the screw on the front of the unit, (see Fig. 1).Warning! Do not drain hot water. Use prote...
Page 13 - Note: The new value is not saved until; Press to select the S mode.; Note: The new set value is not saved until; has been; is the correction value “c” that; ture setting
4. Operation 2. Use or to set the maximum allowed set tempe-rature. The factory pre-set value is 90.0 °C. 3. Confirm with before the display returns to the actu-al temperature value. Note: The new value is not saved until has been pres- sed. 1. Press to select the S mode. 2. Use or to set the workin...
Page 14 - before the display returns to the actual
4. Operation 5. Confirm with before the display returns to the actual temperature value. Note: The new value is not saved until has been pres- sed. 12
Page 15 - messages
5. Trouble shooting 5. Trouble shooting Message on display Cause Remedy The bath temperature has exceeded Pour in more liquid. the safety temperature limit. Too low water level. Pour in more liquid. The winding of the pump motor is too hot. Check pump and wait a few minutes until the motor temperatu...
Page 16 - Disposal
6. Maintenance 6. Maintenance Warning! Always disconnect MultiTemp III from the mains(Pull out the mains plug) before maintenance and/or service.Service should be carried out by authorised personnel only. To maintain efficient operation of the compressor coolingunit, have the air grid and liquifier ...
Page 18 - Detailed Description; rear panels
7. Detailed Description 7. Detailed Description MultiTemp III regulates temperature by balancing the effectsof constant cooling and controlled pulses of heating. Constant cooling is provided by a built-in unit that includes acompressor, an air cooled liquifier and an evaporator (a coo-ling coil as h...
Page 19 - Changes between showing the actual temperature and
7. Detailed Description Mains Switch. Starts the cooling compressor and the pumpmotor that circulates the temperature controlled liquid.Activates the heater if the temperature set is greater than theactual temperature. Change the temperature value. Values are changed in anaccelerating manner when ei...
Page 20 - . After the bath liquid has cooled
7. Detailed Description General cut-off The heater, the compressor and the circulation pump can beswitched off by a relay built into the unit. This general cut-off will be activated if a malfunction is detected by the safetysensors. When the general cut-off switch is activated, the circulatorcan onl...
Page 21 - Accurate Setting of Temperature Limit; Set the temperature limit switch to its highest value.; Protecting the pump motor; . After the winding of the pump has cooled; Sensor check
7. Detailed Description Accurate Setting of Temperature Limit If a more accurate temperature limit is required, for example50 °C, follow the procedure below. 1. Set the temperature limit switch to its highest value. 2. Set the working temperature to 50 °C according toSection 4.4. 3. Run the unit and...
Page 22 - Note: Although this feature activates the general cut-off, it is; Restart after power failure
7. Detailed Description Note: Although this feature activates the general cut-off, it is not a dedicated ”safety-function” of the type listedabove. When the error message shown above is dis-played, the sensor must be exchanged by service per-sonnel. Restart after power failure MultiTemp III automati...
Page 23 - Resetting mode 8 to OFF
7. Detailed Description To start MultiTemp III in 8 mode ON, follow the instructionsbelow:1. Check that all tubings are firmly connected and securedwith hose clamps. 2. Switch the power on with the mains switch. The display flashes . 3. Press for start. The version number of the software is briefly ...
Page 24 - specifications
8. Technical specifiations 8. Technical specifications Technical specifications (ambient temperature 20 °C) Working temperature range -10 to 90 °C Temperature control constancy at 20 °C < ± 0.1 °C Range of temperature limit switch 20 to 95 °C Heater capacity, 230V 800 W 115V 800 W Cooling capacit...
Page 27 - Short instructions
Short instructions Note: The following short instructions are intended as a guide to users who are fully familiar with safety procedures and operating instructions described earlier in this manual. 1. Check to make sure that all tubings are firmly connected and secured with hose clamps. 2. Check the...
