The OPTITEMP TRA-S41 is a threaded RTD sensor assembly with a tapered welded multipart thermowell (based on form 3G) in accordance with NAMUR. The industrial temperature assembly for standard applications is suitable for use in pipes and tanks, at low to medium pressures and flow velocities. It is designed for temperature measurement of liquids and gases up to +600°C / +1112°F. The resistance temperature device is available with ATEX and IECEx approvals.
Product features and options depend on device configuration: Contact us to make sure that your preferred functionality can be combined in one device.
Depending on selected device configuration
| Product type | Temperature assembly |
| Product family name | OPTITEMP |
| Product positioning | For standard applications |
| Product variants |
|
| Measurement variables | Temperature |
| Measurement principle | Resistance (RTD) |
| Measured media | Liquids, Gases |
| Assembly with thermowell | Yes |
| Temperature assembly design | DIN-style |
| Thermowell type | Multipart welded |
| Thermowell form (according to DIN 43772) | Form 3G |
| Sensor mounting | Screw-in |
| Measuring insert replaceable | Yes |
| Measuring insert type | Replaceable spring loaded mineral isolated measuring insert OPTITEMP TR 100 |
| RTD element type | 1 x Pt100, 2 x Pt100 |
| RTD configuration | 3-wire, 4-wire |
| Tolerance class (according to DIN EN 60751) | 1/10 DIN B, A, AA, B |
| Temperature sensor connection type option | Ceramic terminal block, Flying wires, Temperature transmitter |
| Thermowell diameters | Ø12 mm / 0.47 |
| Thermowell tip design | Tapered |
| Mounting point | Pipe, Tank |
| Measuring point | Pipe, Tank |
| Process temperature |
-200…+600°C/ -327…+1112°F |
| Wetted parts | Austenitic stainless steel (1.4571/316Ti) |
| Thread connections |
Male: G½, G¾, G1 ½ NPT, ¾ NPT |
| Certificates/Approvals Ex | ATEX, IECEx |
