3-12 Model
3-12 model is designed to measure gas flow with speed up to 300 meters per a second and temperature up to 1000°C. The thermocouple is made of 3 mm diameter MI cable.
Technical specifications
| Type | К |
| Accuracy | 1, 2 |
| Junction type of thermocouples | Ungrounded |
| Process connection size | М20х1,5 Nut |
| Sheath material | Inconel 600 Nickel alloy |
| Process temperature range, °С | -40...1000 |
| Thermal inertia, sec | 2 |
| Pins | КК (polyamide insulation, 0,75 mm² section), L wire = 165 mm |
| Length of the immersion part, L, mm | 80 |
| Diameter of the sheath, mm | Ø8 |
| MI cable | Inconel 600 |
| MI cable diameter | Ø3 |