Mô tả
7 Liter Low Profile SD Refrigerated Circulator, -20°C
Code: SD7LR-20-A12E
Brand: Polyscience – USA
Refrigerated Circulators with
Standard Digital Temperature Controller
Key Specifications
- Working Temperature: From -20° up to +170°C
- Temperature Stability: ±0.04°C
- Safety Rating: DIN 12876-1 Class I (for use with non-flammable liquids)
- Pump: 2-speed
- External Circulation: 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
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
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)
|
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
|
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