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Hotplate Magnetic Stirrer LHST-A20 is a compact, tabletop device having magnetic stirrer with heating function, offers rotating speed of 100 to 1200 rpm. Designed with round glass ceramic top plate and octahedral stir bar provides maximum set temperature of 450˚ C. With USB port interface and timer, memory function for stirring speed and setting temperature, and high safety protection, this device offers 20 L of capacity. Equipped with advanced microprocessor controlling system with 2 PID parameters set, infrared heating element, PT100 temperature sensor and PT100 sensor holder provides quick heating with stable temperature. LCD digital display with knob control, corrosion resistant sealed casing with isolated critical parts design and drainage above control boards ensures convenient and hassle-free usage.
| Capacity | 20 L |
| Top plate shape | Round |
| Top plate material | Glass ceramic |
| Top plate dimensions | Ф135 mm |
| High temperature protection | 50℃ ( Factory set value 50℃ ,10 to 50℃ adjustable) |
| Maximum set temperature (Hot plate) | 450° C (continuous) |
| Maximum set temperature (with PT100) | 300° C |
| Safety temperature | 50 to 500° C (adjustable) |
| Temperature stability (with PT100) | ±2° C |
| Stirring speed range | 100 to 1200 rpm |
| Timer | 1 to 1999/min; continuous |
| Stir bar | Octahedral stir bar |
| Motor | NA |
| Heating element | Infrared heating element |
| Motor power | NA |
| Heating capacity | 800 W |
| Display | LCD digital display |
| Controller | Microprocessor |
| PID parameters | 2 sets |
| Temperature sensor | PT100 with PT100 sensor holder |
| Control panel | Rotating knobs |
| Memory function | Stirring speed and setting temperature |
| Safety Protection system | Overheating, Flashing high temperature indicator, warning for hurt by touch |
| Sealing | Hermetically sealed from above |
| Corrosion resistance | Yes |
| Chemical resistance | Yes |
| Drain | Yes (above control board) |
| Interface and communication | USB; USB (COM) |
| Power supply | 220 to 240 V/50 to 60 Hz |
| Dimensions (W×D×H) | 430×310×430 mm |
| Weight | 7.5 kg |
Octahedral stir bar
PT100 Temperature sensor (Length: 170 mm; Diameter: 4 mm; Material: Stainless steel)
Holder and clamp for PT100 temperature sensor
Hotplate magnetic stirrers are used for organic synthesis, extraction, analysis of oil products, pH-measurements, dialysis, soil suspending, preparing buffer solutions etc. across the field of chemical engineering, microbiology, pharmaceuticals, geology, scientific research, biotechnology, biochemistry etc.
