Chest freezers TT 50-90/TT 85-90 up to -85°C Type TT 85-90

Chest freezers TT 50-90 / TT 85-90, up to -85 °C
The chest freezers are used successfully in the laboratory as well as in industry due to their compact design, their technical properties and their reliability.The use of vacuum insulation panels (VIP), enables a extensive interior space with compact external dimensions. The interior is made of high-grade stainless steel. Models with temperature range -85 °C have a two-stage cascade refrigeration system for high performance and high safety. A bushing (diameter 19mm) enables temperature monitoring with external sensors.

-Extremely quiet cooling unit, with natural refrigerants (R-290, R-170)
-Visual and acoustic alarm signal
-Lockable cover latch with lever action
-Microprocessor-controlled adjustment with membrane keyboard and LED display
-Independant alarm system, with battery capacity for approx. 72 hours
-Interface (RS485)

TT 50-90 logg / TT 85-90 logg:
-Touchscreen control with color display and integrated data logger
-Remote access via network/internet
-Real-time display of the temperature profile and further values
-Recording the temperature profiles and alarm events
-Integrated memory with up to 12 years memory capacity
-Data for transfer to PC can be read out via USB interface
-Ethernet interface (RJ45)
Specifications
Ambient temperature: 12 ... 30 °C
Control accuracy: ± 0.5 K
Power supply: 230 V / 50 Hz

Type TT 85-90
Capacity 90 l
External dimensions (W x D x H) 760 x 710 x 880 mm
Internal dimensions (W x D x H) 590 x 430 x 370 mm
Temp. range -85 ... -50 max. °C
Weight 110 kg