The FreeZone® Plus 12 Liter Cascade Freeze Dry Systems are console lyophilizers for processing moderate to large loads of low eutectic point samples including ones containing acetonitrile. Dual refrigeration systems reach -84°C. Removes 6 liters of water in 24 hours.
Systems with Purge Valve, PTFE-coated collector coil and chamber (for use with processes involving corrosive compounds) and Mini Chamber are available. Mini Chamber (without valves) features a microprocessor-controlled heater from ambient as low as -40°C to +60°C. Chamber is 5.1"W x 13.0"D x 2.5"H for small samples in bulk or in small vials or ampules. For larger samples or higher volumes, a drying chamber or manifold with valves or tray dryer is required.
Brushed stainless steel and epoxy-coated steel exterior
LCD that displays system operating parameters, set-up parameters and alarm messages (choice of temperature in °C and °F, choice of vacuum in mBar, Pa and Torr)
Two 3/4 hp CFC-free refrigeration systems
Red alarm light
LED vacuum and temperature wave graphs
Patented moisture sensor
Vacuum control/break valve
Rear-mounted RS-232 port
Automatic start-up switch for collector cool-down and vacuum pull-down with manual override switches
Hot gas defrost and switch
Retractable collector drain line
3" diameter port for connection of drying accessory
Rear-mounted electrical receptacle for vacuum pump connection (pump not included)
3/4" OD vacuum connection, 3/4" ID vacuum hose and two clamps
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