Specifications

27
liquid temperature calibration baths
Refrigerated Baths
These baths are a complete refrigerated circulating system for open or closed applications for
temperature ranges from -35°C to 100°C. Each bath is supplied with a lid and bridging plate.
There are three bath capacities: 7 litre (RB-5A), 12 litre (RB-12A) and 22 litre (RB-22A). Tempera-
ture control is via one of the four thermoregulators and together they offer a choice of 12 differ-
ent bath combinations.
● Circulating bath with built in refrigeration
● Temperature range from -35°C to 100°C
● Three different capacities of refrigerated bath; 7, 12 or 22 litre
● The combination of 3 circulating baths and 4 thermoregulators provides 12 options
Technical Specification
Cooling (at 20°C ambient) RB-5A RB-12A RB-22A
Minimum achievable temperature
1
-20°C -35°C -30°C
Cooling capacity at 20°C 145W 240W 240W
Cooling capacity at 0°C 145W 240W 240W
Cooling capacity at -10°C 110W 230W 220W
Dimensions
Overall Size - L x W x H (mm)
2
430 x 250 x 566 430 x 370 x 610 430 x 395 x 565
Liquid surface to top of bath - max (mm) 65 65 65
Internal dimensions - L x W x H (mm) 192 x 151 x 200 208 x 300 x 150 360 x 295 x 220
Working length to thermoregulator (mm) 224 224 250
Working depth - max/min (mm) 180/135 130/85 200/160
Working capacity - max/min (litres) 7.0/5.5 11.6/9.6 22/18
Shipping weight kg
3
31 53 61
1
Using a mixture of 50% of water and 50% antifreeze to achieve -20ºC.
Alternatively 40% water, 40% antifreeze, 20% alcohol to achieve -35°C.
2
Overall size with controller
3
Add thermoregulator and bath shipping weight to get shipping weight of complete bath system.
Ordering Information
Product Description
Code
FRB5D RB-5A bath, 7 litre capacity with built in refrigeration unit, -20°C to 100°C
FRB2D RB-12A bath, 12 litre capacity with built in refrigeration unit, -35°C to 100°C
FRB22D RB-22A bath, 22 litre capacity with built in refrigeration unit, -30°C to 100°C
RB-12A
RB-5A