A controlled-rate freezer (CRF) is a refrigeration system that freezes materials at a specific rate and temperature to maintain cellular viability during the freezing process
Temperature range +40°C to -180°C (104F to 292F)
(313K to 93K)Cooling rates 0,01°C to 60°C/min Heating rates 0,01°C/min to max. 20°C/min from -180°C to -50°C
0,01°C/min to max. 15°C/min from -50°C to +20°CTemperature sensors Pt-100, 1.5 mm Ø x 65 mm length (standard),
or 1 mm Ø x 65 mm length (optional)
or 1,5 mm Ø x /100/160 mm length (optional)Temp. display resolution 0,01°C Freezing chamber size (L x D x H) 217 x 217 x 348 mm, 16.4 litres
8.54 x 8.54 x 13.70 inchCapacity 1080 Straws 0.25 ml or 0.5 ml
480 vials 1.8 - 2 ml or 240 vials 5 ml
6 Bloodbags*
11 Bloodbags in metal cassettes*Outer dimensions
weight w/o PCW x D x H (H with open lid)
mm: 540 x 420 x 520 (820) 29 kg
inch: 21.26 x 16.54 x 20.47 (32.28) 64 lbLIN Supply container Liquid cylinder, pressure 0.5 to max 1.5 bar
(7 - max 22 psi)Pressure sensor (option) permanent working gas pressure display and file storage AutoSeeding
preparation (Option)second gas/LIN line with a software controlled magnetic valve for the connection of an AutoSeeding rack (vials or straws) Electric supply 115 - 230 V AC, please specify at order, power consumption ∼1035 VA Accessories options various chamber furniture/racks, 3.+4. temp. sensors, flat foil temp. sensor, alarm outputs, UPS, insulated LIN hoses, LIN supply vessels, IQ/OQ installations, various protective accessories, Medical Product registration:requires tech. monitoring and periodic inspection *) dependent from size and fill volume
Specifications are subject to change without prior notice
CRFs are used in a variety of industries, including: