7 Liter Low Profile Refrigerated Circulator, -20?C
Key Specifications
| Description | -20, 7 L Low 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 ?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 |
| 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 |
|---|---|
| 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 |
|---|---|
| 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 |














