IKA MICROSTAR 7.5 Control Overhead Stirrer
The lightweight & space-saving IKA MICROSTAR 7.5 Control Overhead Stirrer a fantastic range of features:
- Hardened glass enclosed, fast response display for maximum visibility and chemical resistance
- State-of-art vibration sensors detect deviations from permissible thresholds and automatically stop the process
- Clear display for all essential information at a glance
- Integrated timer / counter for the control of kinetic sensitive reactions and reminders
- Viscosities up to 4,000 mPas and volume of up to 5 l
- Continuously adjustable speed between 0/30 – 2,000 rpm
- USB interface, e.g. for documenting parameters using labworldsoft® or installing firmware updates
- Intuitive and simple handling; touch-sensitive surface for long service life
- Temperature reading on display
- Chemically resistant housing
- Key lock function
- Microprocessor-controlled speed governor for constant rotational speed, even with changes in viscosity
| Stirring quantity max. per stirring position (H2O) | 5 l |
| Motor rating input | 32 W |
| Motor rating output | 22 W |
| Motor principle | Brushless DC |
| Speed display | LCD |
| Speed min. | 30 rpm |
| Speed min. | 0/30 rpm |
| Speed max. | 2000 rpm |
| Viscosity max. | 4000 mPas |
| Output max. at stirring shaft | 15.7 W |
| Permissible ON time | 100 % |
| Torque max. at stirring shaft | 7.5 Ncm |
| Speed control | Turning knob |
| Setting accuracy speed | 1 ±rpm |
| Deviation of speed measurement n > 300rpm | 1 ±% |
| Deviation of speed measurement n < 300rpm | 3 ±rpm |
| Stirring element fastening | chuck |
| Connection for ext. temperature sensor | PT1000 |
| Temperature display | yes |
| Chuck range diameter | 0.5 – 8 mm |
| Hollow shaft, inner diameter | 8.5 mm |
| Hollow shaft (push-through – when stopped) | yes |
| Fastening on stand | extension arm |
| Extension arm diameter | 13 mm |
| Extension arm length | 160 mm |
| Torque display | yes |
| Speed control | electronic |
| Nominal torque | 0.075 Nm |
| Torque measurement | trend |
| Deviation of torque measurement I | 3 ±Ncm |
| Timer | yes |
| Timer display | LCD |
| Time setting range | 0 – 6000 min |
| Temperature measuring range | -10 – 350 °C |
| Temperature measurement resolution | 0.1 K |
| Accuracy of temperature measurement | ±0.5 + tolerance PT1000 (DIN IEC 751 Class A) K |
| Limit deviation temperature sensor | ≤ ± (0.15 + 0.002xITI) K |
| Housing material | alu-cast coating / thermoplastic polymer |
| Communication distance (depend onbuilding) max. | 150 m |
| Dimensions (W x H x D) | 60 x 173 x 136 mm |
| Weight | 1.657 kg |
| Permissible ambient temperature | 5 – 40 °C |
| Permissible relative humidity | 80 % |
| Protection class according to DIN EN 60529 | IP 54 |
| USB interface | yes |
| Voltage | 100 – 240 V |
| Frequency | 50/60 Hz |
| Power input | 32 W |
| DC Voltage | 24 V= |
| Current consumption | 1300 mA |
UK / Europe / Global Delivery
Developed in collaboration with our clients / Bespoke design service
Committed to developing sustainable & practical improvements for scientists worldwide
Asynt’s unique range of innovative and sustainable products/services are developed by chemists for chemists - to make your lab life easier. 
Martyn Fordham, MD