| Catalogue Number | 4.691 803 |
| Manufacturer | Ohaus |
| Manufacturer P/n | 30680271 |
| Alternative Ref | GUARDIAN20 |
| With timer | No |
| Max. speed 1/min | 1600 |
| Width working area mm | 102 |
| IP code | IP 21 |
| Depth working area mm | 102 |
| Power supply | 220 ... 240 V, 50/60 Hz |
| Type of auxiliary energy | Mains connection |
| Plug type | EU |
| Speed | 200 ... 1600 1/min |
| Permitted ambient temperature | 5 ... 40 °C |
| Max. stirring capacity l | 15 |
| Depth mm | 264 |
| No. of stirring positions | 1 |
| Material housing | Aluminium |
| Type | e-G21HS04C |
| With connection ext. temperature sensor | No |
| Weight g | 2500 |
| Rated capacity W | 535 |
| Width mm | 163 |
| Min. speed 1/min | 200 |
| Display | Analogue |
| PK | 1 |
| Working area (WxD) | 102 x 102 mm |
| Dimensions (WxDxH) | 163 x 264 x 110 mm |
| Height mm | 110 |
| Material stirring surface | Ceramic |
| Max. relative humidity rate % | 80 |
| Heating temperature | 70 ... 500 °C |
| Min. heating temperature °C | 70 |
| Max. permitted ambient temp. °C | 40 |
| Min. permitted ambient temperature °C | 5 |
| Max. heating temperature °C | 500 |
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