Deep freezer/Multi freezer

• Chamber Capacity         : 100 litres to 2,000 litres.    

• Temperature Range      : Ambient to -40°C  

• Accuracy                       : +/-2°C

• Gradient Temperature : +/- 2°C                        

• Sensors                       : PT 100 RTD

• Electrical connection: 415VAC+/-10% ,50Hz, 3 phase/N/E

• Or 230V AC +/-10%,50 HZ.

​

De humidification system: 

• A refrigeration based de humidification system provided to avoid the condensation forming on test specimen

Refrigeration System :

• A High boosted low temperature application sealed/ semi sealed compressor is used to achieve and maintain the required  negative temperatures .

• Non CFC eco friendly refrigerants are used with components complying to all international safety and environmental guidelines.

• The system is provided with adequate safety protection against excessive and low pressure and high pressure.

• Pressure gauges provided to indicate suction and head pressure .

• HP/LP cut off switch and overload protection for the system.

• Oil separators with oil return & hot gas defrost provided.

Controller  System:

• PID/HMI with PLC based color display TFT touch screen with Program Logic Controller.

• No. of programs & profile segments with ramp & soak duration are  provided for cyclic operation .

• The controller is able to communicate with many different types of hardware using high speed RS 232/485 communication ports and Ethernet/USB communications for fast  downloads.

• Remote monitoring & operation. Internet explorer based comm. On board Comms. Ports.

• Set value & process value with graphical on main screen.

• Graphical trend and operating parameters of auto tune & calibration.

• PC communication facility for operating the chamber through PC & data logging option provided with log interval.

• The latest version software (user friendly) provided with controls & instruments.

• Fault indication.

​

​