Page 10 of EchoTerm Digital and Analog Chilling and Heating Laboratory Equipment by Torrey Pines Scientific

chilling/heating incubator and chilling/heating mini circulator model in20 translucent chilling heating incubator the model in20 is a unique peltierdriven chilling/heating incubator in a number of ways it is fabricated completely of a green plastic making it translucent and making the samples visible at all times it has a temperature range from 10.0ēc to 50.0ēc and controls accurately at or near room temperature and through changes in room temperature it can hold 12 assay plates on 6 shelves in a very small footprint on the bench and each shelf is made with holes to hold centrifuge tubes two shelves hold 60 1.5 ml centrifuge tubes each two shelves hold 80 0.5 ml centrifuge tubes each and two shelves hold 192 0.2 ml pcr tubes each in two classic 96 well formats per shelf the unit has a backlit 2-line alphanumeric display with 16-characters per line a built-in 30-day count down timer with alarm and user settable autooff an rs232 i/o port for data collection and control of the unit by a computer and a built-in data logger that can collect 4055 data points in 1 second 1 minute or 5 minute intervals the unit runs off 12vdc and comes complete with bench top universal power supply that can take inputs from 100 to 260vac 50/60 hz user s manual ac line cord for the country of use and a full 12 month warranty the in20 measures 8 20.3 cm wide x 14.5 36.8 cm deep x 18 45.7 cm high and weighs 18 pounds 8.2 kg it is ul csa and ce compliant model cb20 constant temperature chilling heating mini circulator water-jacketed cuvettes for spectrophotometers it displays and controls temperature to 0.1ēc it is accurate to +0.2ēc the circulator has a dc operated brushless minipump with a variable flow control for pumping exactly the needed amount of temperature-controlled solution for small samples the unit is very compact takes very little bench space and uses very little power it has a backlit 2-line alphanumeric display with 16 characters per line that constantly displays target and actual temperature and pumping rate the membrane switch is used for entering temperature and pump flow rate settings the unit has an rs232 i/o port for controlling the unit from a computer or for collecting temperature data the cb20 is provided with brass swagelok fittings on the rear of the unit that accepts 1/8 inch i.d ­ 1/4 inch o.d plastic tubing temperature is sensed with a 3/32 inch diameter stainless steel probe provided a six-foot long extension for the probe is available as an accessory the temperature measurement system is 100 ohm platinum rtd for accuracy also included are a12vdc bench top power supply that takes ac inputs from 100 to 260vac 50/60 hz user s manual 3-wire ac line cord for the country of use and full 12-month warranty the unit measures 6.5 16.5 cm wide x 13.625 34.6 cm deep x 7 17.78 cm high and weighs 6.5 pounds 2.9 kg the unit is ul csa and ce compliant the model cb20 is a peltier-based chilling/heating constant temperature small volume circulator with a temperature range from 4.0ēc to 70.0ēc it can circulate up to 300 ml/minute of solution from a 1000ml reservoir for controlling the temperature of small remote samples like 10

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