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Yamato Benchtop -20°C to -30°C Circulator CF-303Y 115V
Product Description
Yamato Benchtop -20°C to -30°C Circulator CF-303Y
- Temperature range: -10°C to 80°C, with refrigerator continuous use from -10°C to 50°C
- Temperature control: Refrigerator control plus heater PID control for precise regulation; ±0.1°C accuracy
- Circulation type: Closed circulation or tap water/anti-freeze solution (for ≤10°C)
- Max flow rate: 8 L/min
- Max head: 4.7 m
- Cooling capacity: Approximately 450W at 10°C liquid temperature
- Controller: 7-segment 3-digit white LED digital display with key input, resolution 0.1°C
- Heater: 115V, 650W stainless steel
- Refrigeration: Air cooling system, 100W rated performance, using R452A refrigerant
- Pump motor: 450W induction motor
- Water bath: Stainless steel with approximately 3.9L external capacity and 3.5L liquid volume
- Construction features:
- User-friendly controller enabling switching between set and measured temperatures
- Flexible circulation pathway connection supporting hard tube (10 mm OD) or flexible hose (9 mm ID)
- Condensate water drainage port at upper rear
- Easily removable intake filter on front panel
- Optional space-saving solvent recovery device integrated as secondary trap (model CF802A)
- Safety devices: Overcurrent ELCB, sensor failure alarm, upper/lower temperature limit alert and error, refrigerator high pressure cut-off, fan and pump motor protection, and delay timer for refrigeration protection
- External inputs: Connector for external temperature sensor
- Power supply: Single phase AC 115V, 6.8A with plug, 60Hz
- Physical dimensions (WxDxH): 225 x 434 x 564 mm (including protrusions)
- Weight: Approx. 30 kg
- Accessories included: 1m condensation drain hose, 2 hose clamps, 2 hose nozzles for flexible hose connection, spare 2A fuse for service outlet
Item Stats
Product details
| Circulation Type | Closed circulation/ tap water, anti-freeze solution (for 10°C or lower) |
| Temperature Control System | Refrigerator control + heater PID control |
| -10 to 50°C | Refrigerator ON, control by heater PID50.1 to 80°C: Refrigerator OFF, control by heater PID only |
| Operating Ambient Temp. Range | 5 to 30°C |
| Temp. Setting Range | -10°C to 80°C |
| Temp. Setting Range For Refrigerator Continuous Use | -10°C to 50°C |
| Max. Flow Rate *¹ | 8L/min. |
| Max. Head *¹ | 4.7m |
| Temp. Control Accuracy *² | ±0.1°C |
| Cooling Capacity (Liquid Temp) *³ | ~450W (liquid temp. at 10°C) |
| Controller | 7-segment 3-digit white LED digital display, key input, resolution: 0.1°C |
| Control Heater | 115V 650W stainless steel |
| Refrigeration System / Rated Performance | Air cooling / 100W |
| Refrigerant | R452A |
| Temperature Sensor | Pt100Ω |
| Circulation Pump Motor | Induction motor 450W |
| Cooling Coils | Stainless steel |
| External Input | External temperature sensor input connector |
| User Function | Calibration offset, auto-resume mode select |
| Safety Device | Overcurrent ELCB, temp. sensor failure, temp. upper/lower limit alert, temp. upper/lower limit error, refrigerator high pressure cut off switch fan motor protection, circulation pump protection, delay timer for refrigerator protection |
| Water Bath Material | Stainless Steel |
| Water Bath Capacity | ~3.9L (Liquid volume 3.5L) |
| Power Source (60Hz) | Single phase AC115V 6.8A with plug |
| External Dimension WxDxH | 225 x 434 x 564 mm (including protrusions) |
| Weight | ~30kg |
| Included Accessories | Condensation drain hose(1m)(1), Hose clamp (2), Hose nozzle (for flexible hose connection)(2), spare fuse for service outlet 2A |
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