I.Product standard:
　  The instrument is a laboratory instrument specially designed and made for corresponding factories and companies, construction units, research institutes, and colleges and universities. Using a refrigeration compressor of new type, the instrument has characteristics of fine refrigeration effect and low noise. It is with large cubage and high temperature controlling accuracy, so it is to be used in the laboratories of highway engineering construction units.

II. Main technical specifications and parameters
   1. Net weight: 30 kg

2. Size of water bath: 370mm × 300mm × 300mm
   3. Power supply: AC 220 V (-5%~+10%), 50 Hz

4. Heating device: Electric heater, power is 1300 W
   5. Suitable water cubage: 28 L    

6. Temperature controlling range: 5 ℃~80 ℃
   7. Temperature controlling accuracy: ±0.1 ℃
   8. Ambient temperature: ≤30 ℃
   9. Relative humidity: ≤85%
  10. Total power consumption: not more than 2000 W
  11. Size: 750mm × 540mm × 580mm
  12. Refrigeration device: new-type refrigeration compressor