Refrigerated Circulator 7 Liter, SD, -20° C
Key Specifications
| Description | -20, 7 L Ref. Circulator |
|---|---|
| Controller Type | Standard Digital |
| Display | 3.75″ Touch-Pad LCD |
| Connectivity | RS232 |
| Swivel 180 Rotating Controller | Yes |
| Working Temperature Range °C | -20° to 170° |
| Temperature Stability °C | ±0.04° |
| Fluid Optimization/Specific Heat Tuning | Automatic |
| 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 |
| Flammability Class (DIN 12876-1) | I (NFL) |
Key Features
- Large, universal icon and English display
- Swivel 180™ Rotating Controller
- On-board connectivity: RS-232 serial output
- On-screen prompts
- Automatic performance optimization
- Single-point calibration capability
Common Specifications
| Working Temperature Range °C | -20° to 170° |
| Working Temperature Range °F | -4° to 338° |
| Flammability Class (DIN 12876-1) | I (NFL) |
| Nominal Cooling Capacity @ +20C (W) | 200 |
| Reservoir Capacity (gallons) | 1.85 |
| Reservoir Capacity (liters) | 7 |
| Reservoir/Tank Material | Stainless Steel |
| Working Temperature Range °F | -4° to 338° |
| Working Temperature Range °C | -20° to 170° |
| 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 |
| 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 °C | ±0.04° |
| Display | 3.75″ Touch-Pad LCD |
| Display Resolution (Set) | 0.1 |
| Display Resolution (Read) | 0.1 |
| Pump Type | Pressure |
| Pump Speed | Two |
| Over-Temperature Protection / Failsafe Heater Control | Yes |
| Low Liquid Level Protection | Yes |
| Reservoir Drain | Yes |
| Maximum Ambient Temperature °F | 95° |
| Maximum Ambient Temperature °C | 35° |
| Overall Dimensions (L x W x D) (inches) | 21.3 x 8.7 x 24.3 in |
| Overall Dimensions (L x W x D) (cm) | 54.1 x 22.1 x 61.7 cm |
| Refrigerant | R134a |
| Environmental Compliance | ROHS, WEEE |
| Shipping Weight (pounds) | 90.00 |
| Shipping Weight (kilograms) | 40.80 |
50 Hz only
| Maximum Pressure (psi) (50Hz) | 2.90 |
| Maximum Pressure (bar) (50Hz) | 0.20 |
| Maximum Pressure Flow Rate (gpm) (50Hz) | 2.70 |
| Maximum Pressure Flow Rate (l/min) (50Hz) | 10.20 |
| Cooling Capacity @ -20°C (W) (50hz) | 30 |
| Cooling Capacity @ 0°C (W) (50hz) | 120 |
| Cooling Capacity @ +20°C (W) (50hz) | 200 |
| Electrical Requirements (VAC/Hz/Ph/A) (50Hz) | 240/50/1/12 |
60 Hz only
| Maximum Pressure (psi) (60Hz) | 3.50 |
| Maximum Pressure (bar) (60Hz) | 0.24 |
| Maximum Pressure Flow Rate (gpm) (60Hz) | 2.90 |
| Maximum Pressure Flow Rate (l/min) (60Hz) | 11.00 |
| Cooling Capacity @ -20°C (W) (60hz) | 30 |
| Cooling Capacity @ 0°C (W) (60hz) | 120 |
| Cooling Capacity @ +20°C (W) (60hz) | 200 |
| Included Hardware (60Hz) | Nylon hose adapters for 3/8″, 1/4″, and 3/16″ |
| Heater Wattage (60hz) | 1100 |
| Electrical Requirements (VAC/Hz/Ph/A) (60Hz) | 120/60/1/12 |
| Regulatory Approvals (60Hz) | ETL |



















