F81-ME Ultra-low refrigerated / heating circulator
Ultra-low refrigerated circulator with 2-stage cascade-cooling
The ultra-low refrigerated circulators of the TopTech series are equipped with a dual-stage cascade refrigeration system for continuous operation of internal and external temperature applications.
Models with ME circulator
- Heated bath cover plate to prevent condensation or ice build-up
- Pressure pump up to 0.45 bar, electronically adjustable in steps
- ACC Active Cooling Control across the entire temperature range
- Compact design Note: FP models feature an energy-saving proportional cooling control.
Order number including voltage version | 9162681.33 |
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Working temperature range | -81 ... +100 °C |
Temperature stability | ±0.02 °C |
Heating capacity | 1.2 kW |
Pump capacity flow pressure | 11 ... 16 l/min |
Pump capacity pressure | 0.23 ... 0.45 bar |
Usable bath opening (W x L / D) |
13 x 15 / 16 cm |
Filling volume | 5 ... 6.5 l |
Total dimensions
(W × L × H) |
50 x 58 x 88 cm |
Product Features
- PID3 cascade temperature control
- RS232 interface for online communication
- Integrated programmer for 10 program steps
- VFD COMFORT DISPLAY
- Keypad for setpoints, warning/safety values and menu functions
- ATC3 3-Point-Calibration
- Pt100 External sensor connection for measurement and control
- SMART PUMP, electronically adjustable pump stages
- Adjustable high temperature cut-out, visible via display
- Active Cooling Control
- Unique early warning system for low liquid level
Technical data for F81-ME
Total dimensions (W × L × H) |
50 x 58 x 88 cm |
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Filling volume | 5 ... 6.5 l |
Weight | 86 kg |
Pump connections | M16x1 male |
Barbed fittings inner diameter | 8/12 mm |
Working temperature range | -81 ... +100 °C |
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Temperature stability | ±0.02 °C |
Setting the resolution of the temperature display | 0.01 °C |
Temperature display resolution | 0.01 °C |
Ambient temperature | +5 ... +40 °C |
Heating capacity | 1.2 kW | ||||||||||||||||||||||||||||||
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Cooling capacity
1 Performance specifications measured in accordance with DIN 12876. Cooling capacities up to 20 °C measured with ethanol; over 20 °C with thermal oil unless otherwise specified. Performance specifications apply at an ambient temperature of 20 °C. Performance values may differ with other bath fluids. |
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Pump capacity flow pressure | 11 ... 16 l/min | ||||||||||||||||||||||||||||||
Pump capacity pressure | 0.23 ... 0.45 bar | ||||||||||||||||||||||||||||||
Viscosity max. | 50 cSt | ||||||||||||||||||||||||||||||
Power consumption | 16 A |
Bath tank | Stainless steel |
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Bath cover | integrated |
Usable bath opening (W x L / D) |
13 x 15 / 16 cm |
Cooling of compressor | 2-stage Air |
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Sound pressure level | 61 dbA |
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Classification according to DIN12876-1 |
Classification III (FL) |
Pump type | Immersion Pump |
Interfaces | Alarm output / RS232 |
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External pt100 sensor connection | integrated |
Integrated programmer | 1x10 steps |
Temperature control | PID3 |
Absolute temperature calibration | 3 Point Calibration |
Temperature display | VFD |
Temperature setting | Keypad |
9162681.33 | 230V/50-60Hz (Schuko Plug - CEE 7/4 Plug Type F) (R404A) |
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2 Barbed fittings for tubing 8 and 12 mm ID. (Pump connections M16x1 male) |
Accessory for F81-ME
Downloads for F81-ME
We would also be happy to send you our printed catalogs and brochures by post.
Request brochureF81-ME Benefits
For flammable bath fluid
Classification III (FL) according to DIN 12876-1
ATC3. Calibration.
‘Absolute Temperature Calibration’ for compensating a physically caused temperature difference, 3-point calibration.
100 % Cooling capacity
‘Active Cooling Control’ for cooling available throughout the entire working temperature range, fast cool-down even at higher temperatures
Early warning system for high/low temperature limits
Maximum safety for applications, optical and audible alarm, convertible to automated cut-off function
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