Instruction Manual

3 Technical data
20 B-290 Operation Manual, Version I
3.2 Technical data overview
Table 3-6: Technical data Mini Spray Dryer B-290
Power consumption max. 2900 W
Connection voltage 200–230 V ± 10 %
Frequency 50/60 Hz
Environmental conditions
Temperature
Altitude
Humidity
for indoor use only
5–40 °C
up to 2000 m
maximum relative humidity 80 % for temperatures up to
31 °C decreasing linearly to 50 % relative humidity at 40 °C
Evaporating capacity 1.0 l/h H
2
O, higher for organic solvents
Airflow max. of 35 m
3
/h
Motor control Frequency converter
Max. temperature input 220 °C
Heating capacity 2300 W
Heating control PT-100, fuzzy logic, control accuracy ± 2 °C
Interface Serial port RS-232 for all parameters
Spray gas Compressed air or nitrogen/200–800 l/h, 5–8 bar
Nozzle tip diameter 0.7 mm standard, other sizes 1.4 and 2.0 mm available
Possible particle diameter range 1–25 µm
Mean residence time 1.0–1.5 sec.
Pollution degree 2
Installation category II
Dimensions (W×H×D) 65×110×70 cm
Weight 46 kg
Table 3-7: Technical data Spray Chilling accessory
Power consumption max. 400 W
Connection voltage 200–230 V ± 10 %
Frequency 50/60 Hz
Heating control (from B-290) PT-100, fuzzy logic, control accuracy ± 2 °C
Interface Serial port RS-232 for all parameters
Spray gas Compressed air or nitrogen/200–800 l/h, 5–8 bar
Nozzle tip diameter 0.7 mm standard, other sizes 1.4 and 2.0 mm available
Possible particle diameter range 20–200 µm
Mean residence time 1.0–1.5 sec.
Pollution degree 2
Installation category II
Dimensions (W×H×D) 20×20×30 cm
Weight 2.4 kg
Product vessel 87 mm height, 71 mm inner ∅
Batch volume 0.3 liter