Ohaus® Guardian™ 3000 Hotplate Stirrers
By Ohaus
OHAUS Guardian 3000™ Hotplate Stirrers are designed for economical heating and stirring in all laboratory settings. The bright LCD display includes easy-to-read temperature and speed settings, intuitive icons and a prominent hot top indicator that lights up when the heater is above 40°C. Select from three plate sizes to suit your application. All models can be used with the optional temperature probe for precise temperature control of the sample.
Unique Features:
- Industry leading safety at affordable prices. Guardian 3000 units offer safety, controlled heating and powerful stirring for general laboratory use - all at acompetitive price point.
- SafetyHeat™ protects the lab. An industry-leading early detection system uses two independent safety controls to monitor the electronics and stop heating before an overtemperature condition occurs.
- Designed to last - the rugged metal housing has a spill-resistant design for long life in the lab under harsh conditions. The smooth, chemical-resistant ceramic top makes for easy clean ups.
| Model | e-G31HS04C | e-G31HS07C | e-G31HSRDS | |
| Function | Heating and Stirring | |||
| Plate Size | 4 x 4 in | 7 x 7 in | 5.3 in diameter | |
| Speed Range | 80 rpm to 1600 rpm | |||
| Speed Stability | +/-2% | |||
| Temp Range | Ambient + 5°C – 500°C | Ambient + 5°C – 500°C | Ambient + 5°C – 500°C | |
| Temp Stability | +/-3% Plate, below 100°C +/-2°C and +/-2% Probe, below 100°C +/-2°C | |||
| Temp Calibration | 1 Plate and 1 Probe | |||
| Control | Digital | |||
| Display | Backlit LCD for Temperature and Speed | |||
| Capacity | 15 L | |||
| Top Plate Material | Ceramic | Ceramic | Ceramic Coated Stainless Steel | |
| Dimensions | 4.3 x 10.4 x 6.4 in | 4.4 x 12.5 x 8.8 in | 4.0 x 10.4 x 6.4 in | |
| Power | 100V - 120V | |||