7 Liter Low Profile Refrigerated Circulator, -20°C
Key Specifications
Description | -20, 7 L Low Ref. Circulator |
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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 °F | -4° to 338° |
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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 |
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 | ±0.08° |
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 |
Process Connections | 1/4″ (F) NPT |
Flammability Class (DIN 12876-1) | I (NFL) |
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 H) (inches) | 23.2 x 16.2 x 16.2 in |
Overall Dimensions (L x W x H) (cm) | 58.9 x 41.1 x 41.1 cm |
Refrigerant | R134a |
Environmental Compliance | RoHS, WEEE |
Shipping Weight (pounds) | 90.0 |
Shipping Weight (kilograms) | 40.8 |
Catalog Page Number | 42-43 |
60 Hz Only
Part Number | SD7LR-20-A11B |
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Maximum Pressure (psi) | 3.5 |
Maximum Pressure (bar) | 0.24 |
Maximum Pressure Flow Rate (gpm) | 2.90 |
Maximum Pressure Flow Rate (l/min) | 11.0 |
Cooling Capacity @ -20°C (W) | 30 |
Cooling Capacity @ 0°C (W) | 120 |
Cooling Capacity @ +20°C (W) | 200 |
Cooling Capacity @ +100°C (W) | 200 |
Included Hardware | Nylon hose adapters for 3/8″, 1/4″, and 3/16″ |
Heater Wattage | 1100 |
Electrical Requirements (VAC/Hz/Ph/A) | 120/60/1/12 |
Regulatory Approvals | ETL |
50 Hz Only
Part Number | SD7LR-20-A12E |
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Maximum Pressure (psi) | 2.9 |
Maximum Pressure (bar) | 0.20 |
Maximum Pressure Flow Rate (gpm) | 2.70 |
Maximum Pressure Flow Rate (l/min) | 10.2 |
Cooling Capacity @ -20°C (W) | 30 |
Cooling Capacity @ 0°C (W) | 120 |
Cooling Capacity @ +20°C (W) | 200 |
Cooling Capacity @ +100°C (W) | 200 |
Included Hardware | Nylon hose adapters for 3/8″, 1/4″, and 3/16″, and 1/4″ NPT to M16 adapter |
Heater Wattage | 2200 |
Electrical Requirements (VAC/Hz/Ph/A) | 240/50/1/12 |
Regulatory Approvals | CE |