Description
7 Liter Refrigerated Circulator, -20°C
 Code: AD07R-20-A12E
 Brand: Polyscience – USA

Refrigerated Circulators with
Advanced Digital Temperature Controller

Key Features:
- Working Temperature: From -20° up to +200°C
 - Temperature Stability: ±0.01°C
 - Safety Rating: DIN 12876-1 Class III (for use with flammable liquids)
 - External Temperature Control Capability: Yes
 - Pump: Variable-speed
 - External Circulation: Open- or closed-loop
 - LidDock™ self-stowing reservoir cover
 - DuraTop™ insulating, chemical-resistant top deck
 - WhisperCool® Environmental Control System
 - Cool Command™ modulated refrigeration system
 - Reservoir drain
 - Washable air filter
 - Intuitive 3.75” (9.5 cm) display with touch-pad control
 - 4 languages: French, German, Spanish, English
 - Swivel 180™ Rotating Controller
 - On-board connectivity: USB-A & B, Ethernet, RS-232/RS-485, and external temperature probe
 - On-screen prompts
 - Automatic performance optimization and specific heat tuning
 - Single-point calibration capability
 
Key Specifications
| Description | -20, 7 L Ref. Circulator | 
|---|---|
| Controller Type | 
 Advanced Digital 
 | 
| Display | 
 3.75″ Touch-Pad LCD 
 | 
| Connectivity | 
 Ethernet, USB A & B, RS232/addressable RS485, External Temperature Probe 
 | 
| Languages Supported | 
 4: French, German, Spanish, English 
 | 
| Swivel 180 Rotating Controller | 
 Yes 
 | 
| Working Temperature Range °C | 
 -20° to 200° 
 | 
| Temperature Stability °C | 
 ±0.01° 
 | 
| Fluid Optimization/Specific Heat Tuning | 
 Automatic and/or user-adjustable 
 | 
| Temperature Calibration Capability | 
 1-point 
 | 
| Working Access (L x W x D) (cm) | 
 15.7 x 14.2 x 12.7 cm 
 | 
| Pump Type | 
 Pressure/Suction 
 | 
| External Temperature Control Capability | 
 Yes 
 | 
| Flammability Class (DIN 12876-1) | 
 III (FL) 
 | 
Common Specifications
| Working Temperature Range °F | 
 -4° to 392° 
 | 
|---|---|
| Working Temperature Range °C | 
 -20° to 200° 
 | 
| Nominal Cooling Capacity @ +20C (W) | 
 200 
 | 
| Reservoir Capacity (gallons) | 
 1.85 
 | 
| Reservoir Capacity (liters) | 
 7 
 | 
| Reservoir/Tank Material | 
 Stainless Steel 
 | 
| Reservoir Cover | 
 Included 
 | 
| DuraTop | 
 Yes 
 | 
| LidDock | 
 Yes 
 | 
| Cleanable Air Filter | 
 Yes 
 | 
| Working Access (L x W x D) (inches) | 
 6.18 x 5.59 x 5 in 
 | 
| Working Access (L x W x D) (cm) | 
 15.7 x 14.2 x 12.7 cm 
 | 
| Temperature Stability °F | 
 ±0.02° 
 | 
| Temperature Stability °C | 
 ±0.01° 
 | 
| Display | 
 3.75″ Touch-Pad LCD 
 | 
| Display Resolution (Set) | 
 0.01 
 | 
| Display Resolution (Read) | 
 0.01 
 | 
| Pump Type | 
 Pressure/Suction 
 | 
| Pump Speed | 
 Variable 
 | 
| Process Connections | 
 1/4″ (F) NPT 
 | 
| External Temperature Control Capability | 
 Yes 
 | 
| Flammability Class (DIN 12876-1) | 
 III (FL) 
 | 
| Over-Temperature Protection / Failsafe Heater Control | 
 Yes 
 | 
| Low Liquid Level Protection | Yes | 
| Reservoir Drain | 
 Yes 
 | 
| Included Software | PolyTemp Viewer, USB driver | 
| Maximum Ambient Temperature °F | 
 95° 
 | 
| Maximum Ambient Temperature °C | 
 35° 
 | 
| Overall Dimensions (L x W x H) (inches) | 
 21.3 x 8.7 x 24.3 in 
 | 
| Overall Dimensions (L x W x H) (cm) | 
 54.1 x 22.1 x 61.7 cm 
 | 
| Refrigerant | 
 R134a 
 | 
| Environmental Compliance | RoHS, WEEE | 
| Shipping Weight (pounds) | 
 90.0 
 | 
| Shipping Weight (kilograms) | 
 40.8 
 | 
| Catalog Page Number | 
 40-41 
 | 


				
				
				
				
Reviews
There are no reviews yet.