Product Description
Accurate vacuum measurement and control is the key to reproducible evaporation and drying. VACUUBRAND gauges and controllers measure and regulate process pressure precisely, protecting samples and reducing process time.
The VACUUBRAND 20700070 is the version of the VACUU-SELECT Complete controller benchtop device. They integrate with VACUUBRAND pumps and the VACUU·BUS system. LIGHT LABS supplies genuine VACUUBRAND products with knowledgeable support from our Englewood, Colorado team.
Key Features
- Precise vacuum measurement
- Integrates with VACUUBRAND pumps
- Clear digital display
Specifications
| Catalog Number | 20700070 |
| Brand | VACUUBRAND |
| Product | VACUU-SELECT Complete controller benchtop device |
| Upper measuring limit in mbar/hPa | 1080 mbar |
| Upper measuring limit in torr | 810 torr |
| Lower measuring limit in mbar/hPa | 0.1 |
| Lower measuring limit in torr | 0.1 torr |
| Upper control limit in mbar / hPa | 1080 mbar |
| Upper control limit in torr | 810 torr |
| Lower control limit in mbar / hPa | 1 mbar |
| Lower control limit in torr | 1 torr |
| Measurement principle | Ceramic diaphragm (alumina), capacitive, gas indep., absolute pressure |
| Accuracy of measurement | < +- 1 mbar/hPa/torr / +- 1 digit (after adjustment, constant temp.) mbar/hPa/torr |
| Vacuum sensor | VACUU·SELECT Sensor |
| Temperature coefficient | < 0.15 mbar/hPa/0.11 torr /K mbar/hPa/torr /K |
| Vacum connection | Hose nozzle DN 6/10 mm |
| Venting valve | Integrated, hose nozzle DN 4-5 mm |
| Lower ambient temperature (storage) | -10 °C |
| Upper ambient temperature (storage) | 60 °C |
| Lower ambient temperature (operation) | 10 °C |
| Upper ambient temperature (operation) | 40 °C |
| Max. media temperature for continuous operation | 40 °C |
| Max. media temperature short term | 80 °C |
| Material of outer housing | Robust plastic housing with good chemical resistance |
| Protection class IEC 60529 | IP 40 |
| Protection class UL50E | Type 1 |
| Protection class front side IEC 60529 | IP 41 |
| Protection class UL50E front side | Type 2 |
| Dimension L in mm | 191 mm |
| Dimension B in mm | 127 mm |
| Dimension H in mm | 187 mm |
| Weight | 2 kg |
| Max. current for VACUU BUS (24V DC) | 4 A |
| Cable length connection in m | 2 m |
| Interface | Ethernet (RJ45): Modbus TCP / USB (Type A): Data transfer, software update, RS-232 (additional adapter required) |
| NRTL certification | Yes |
| ATEX conformity | II 3/- G Ex h IIC T4 Gc X Internal Atm. only |
| Items supplied | VACUU·SELECT complete controller bench-top device, with solenoid valve, non-return valve, integrated ceramic diaphragm vacuum sensor and venting valve. With power supply, ready to use, with manual. |
| Pack Size | 1 each |
| Country of Origin | Germany |
Applications
- Rotary evaporation
- Vacuum process monitoring
- Drying and distillation
