PretriSwiss Mini PS 20



The new PETRISWISS MINI PS20 is a fully automatic and very precise Petri dish filling system, "made in Switzerland", of the most recent generation, based on state-of-the-art findings, featuring a broad range of possible applications and with a sensational price-performance ratio.

Fields of Application

Laboratories, research and development, the chemical industry, the pharmaceutical industry, hospitals, the food indus-try and universities etc.

Possible Applications

Laboratories, research and development, the chemical industry, the pharmaceutical industry, hospitals, the food indus-try and universities etc.

DISH FEED Feed turret with 20 Petri dishes
SINGLE DOSING Programming medium dosing quantity per Petri dish
STACKING Stacking quantity (1-20) of the filled Petri dishes
DISH DISCHARGE Automatic discharge

Including Useful Features!

All program data, parameters and operating states are displayed clearly and understandably on a graphic display. The unit is very operator-friendly. The unit is operated using a state-of-the-art touch screen.

  • • Graphic display with backlighting for perfect read off.
  • Easily understandable, user-friendly operation with touch screen.
  • Operator prompting in German or English, freely selectable by the user.
  • Fully automatic filling and stacking of the Petri dishes.
  • High, trouble-free Petri dish throughput.
  • Dosing quantities, speed, pause time and AntiDrop function programmable.
  • Stack function.
  • Automatic self-test initialisation and run.
  • Self-monitoring of all device functions (motors and switches ……).
  • Easy care and servicing of the individual device components.

Possible Options

  • Connection facility for a higher-level host PC or printer
  • RS485 BioLink interface

Technical Data

Length 505 mm
Depth 305 mm
Height 615 mm
Net weight Approx. 20 kg
Mains connection 40 VA 85 – 132 V AC and 176 – 264 V AC 47 – 63 Hz
Mains fusing 3.15 A / 250 V AC slow-blow
Suitable dish diameters 89 – 96 mm / 55-60 mm
Suitable dish heights 14 – 20.5 mm
Dosing quantity 1.0 – 99.9 ml
Dosing accuracy Approx. 1 %
Delivery rate Approx. 800 ml / min
Filling capacity 20 dishes in 1.5 min (15 ml)
Filling stroke delay 0.5 – 9.9 seconds
AntiDrop 0 – 1.0 seconds
UV lamp 253.7 nm (0.6 Wuvc)
Dish stack 1 – 20 dishes per stack
Display 240 x 128 pixels with LED backlighting
Sound pressure level < 79 dB (A)
Pollution severity II
Safety class IP 21
Ambient temperature + 5°C to 45°C (also during transport)
Footswitch The two footswitch contact are designed as normally open con-tacts (NO).
Interfaces (option) RS232 for connection to host and printer
RS485 for BioLink (communication with laboratory instruments)
Article number 800’000 / 810’000 / 810’000.Co