Don Whitley Scientific VA500 Workstation

Workstation from Don Whitley Scientific, type VA500.
This anearobic workstation is used for research of oxygen sensitive samples.
The atmosphere, humidity and temperature are controllable.
The mixable gasses are:

Mix of 10% hydrogen/90% nitrogen
Hydrogen (0% up to 9%)
Carbon dioxi(0% up to 20%)
Oxygen (0% up to 20%)

 
Temperature range: +5ºC above ambient temperature up to +45ºC.
The VA500 accomodates 700 petri dishes with a diameter of 9 cm.
External dimensions (W) x (D) x (H): 104 x 64 x 80 cm
Internal dimensions (W) x (D) x (H): 83 x 50 x 50 cm