Ultra-Mini Immersion Probe
The type 661.622 probe is an ultra-mini immersion probe with removable light path tips. The tips can be exchanged simply and easily to adjust the light path between 1 mm and 20 mm.
The type 661.622 probe is an ultra-mini immersion probe with removable light path tips. The tips can be exchanged simply and easily to adjust the light path between 1 mm and 20 mm.
After passing through the solution to be measured, the light beam is reflected by a rear-coated mirror and passes through the solution a second time.
| Type | 661.622-UV (without tips) 661.622-NIR (without tips) |
| Mirror material | Quartz SUPRASIL® 300 with aluminium mirror layer |
| Window material | Quartz SUPRASIL® 300 |
| Barrel material | Stainless steel 1.4435 (316 L) |
| Probe head seal | Epoxy glue |
| Outside Ø | 6 mm |
| Total length | 235 mm |
| Max. immersion depth | 175 mm |
| Removeable tips | Catalogue Number 665.622 1 mm, 2 mm, 5 mm, 10 mm, 20 mm |
| Max. pressure | 6 bar |
| Max. temperature | 150 °C |
| Fibre-optic cables | Built-in, not exchangeable UV/Vis–2 m* 240 nm –1100 nm (41.667 cm-1– 9.100 cm-1) NIR–2 m* 400 nm– 2.300 nm (25.000 cm-1– 4.348 cm-1) UV/Vis–low solarisation on request |
* Fibre-optic cables available in various lengths.
