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A system for use with the tip of any pen or marker. The pressure on the Petri dish and will trigger the counting and perform incrementing from 0 to 999.
Comes complete with a Wolffhuegel graticule and centring disc for easy reading with petri dishes of 50 to 90 mm.
The colony counter offers reliable, efficient counts • of colonies of bacteria on Petri dishes; • of phage plates developed on agar; • of bacterial colonies grown on nutrient discs.
For use with the tip of a pen; The pressure on the Petri dish and will trigger the counting and perform incrementing from 0 to 9999. Easy correction mode using arrow keys. For counting large numbers, reading is facilitated by a Wolffhuegel disk (optional).
Characteristics Petriturn-M: • Powerful device with a long life thanks to the large mass of the turntable • Can be used on both sides for optimum ease of use with Petri dishes ø 100 and 150 mm • Size: 160 x 45 mm • Weight: approx. 2.3 kg
Characteristics Petriturn-E: • Stainless steel device, it operates with an electric motor and a sensor for contactless operation of the turntable • Used for uniform liquid agar surfaces in Petri dishes • Used for Petri dishes up to 100 mm in diameter (150 mm as an option and other diameters available on request) • Turns at a speed of 10 to 100 rpm, continuously adjustable for periods of 3 sec to 2 min or permanently • Option: connection of a pedal • Size: 160 x 170 mm • Weight: approx. 1 kg • Duration of use: 3 s - 2 min / non-stop
• Counting by pressure on the Petri dish with a pen • Display current count and previous three • Calculation of average over several counts • Back button in case of excesive counting • Possibility of counting petri dishes of Ø 90 to 150 mm or 60 mm • 886055: version including the software package for saving, printing and exporting data in excel (csv file)
• 3.5" TFT colour display • 5 function keys, 4 counting programs and 10 or 15 counting keys depending on model • A freely programmable key • Actual or percentage count • Dimensions (mm): 130 x 235 x 35 • USB power supply with supplied 5V DC adapter
• 3.5" TFT colour display • 5 function keys, 15 keys and 4 counting programs • A freely programmable key • Actual or percentage count • Dimensions (mm): 130 x 235 x 35 • USB power supply with supplied 5V DC adapter