The label Trafag Industrial Components extends the Trafag brand name to instruments manufactured by qualified partner companies. Trafag Industrial Components complement the genuine Trafag product range to offer customers a complete portfolio from one single source.
About TMT 702 Temperature Gauges
The TMT702 Inert gas filled Industrial Thermometer is used in general industrial applications with extreme media temperatures from -200°C up to +700°C where an external zero setting is required.
Applications
- Liquid & gaseous mediums
- Corrosive environments
- Oil & Gas applications
- Chemical & Petrochemical
Features
- Inert gas filled expansion
- Filled versions
- Bi-metal compensation
Reference
- EN 13190
- ATEX 2014/34/UE
Standard Parameters
| Accuracy | CL 1.0 (Class 1) |
| Permissible ambient temperature | -40 … +60°C with/without dampening |
| Storage & Transport Temperature | -50 … +70°C without liquid dampening-20 … +60°C with liquid dampening |
| Over range limits | 110% full scale |
| Stem pressure rating | 25bar (Without thermowell) |
| Weld joints | TIG argon arc welding |
| Measuring range | -200 … 0 to 0 … 700°C-330 … 0 to 0 … 1290°F |
Spesifications
| Material of construction | Sensing element | Inert Gas Filled sensor bulb |
| Case & Ring material | AISI 304 SS | |
| Stem & Process connection material | AISI 316 SS | |
| Dial | Aluminum, black graduation on white background | |
| Pointer | Micrometer zero adjustable, aluminum, black powder coated | |
| Gaskets | NBR | |
| Window | Sheet glass | |
| Standard specifications | Dial size | DN100 / DN125 / DN150/DN250 |
| Range | -200 … 0 to 0 … +700°C / -330 … 0 to 0 … +1290°F | |
| Mounting pattern | Direct Bottom connection | |
| Stem size | 6,0 mm | |
| Ingress protection | IP 65 | |
| Zero adjustment | External screw | |
| Stem length | 70 mm to 2,000 mm* | |
| Process connection type | Adjustable connection | |
| Process connection | ½” NPT (M) / ½” BSP (M) | |
| Standard specifications: dampening liquid filled, glycerin | Gaskets & Filling plugs | NBR |
| Dampening liquid | Glycerin 99.7% (-20°C to 65°C) [Up to range 100°C] | |
| Window | Shatterproof safety glass | |
| Standard specifications: dampening liquid filled, silicon | Gaskets & Filling plugs | NBR |
| Dampening liquid | Silicon oil [up to range 200°C] | |
| Window | Shatterproof safety glass | |
| * Depending on range & stem diameter | ||
Source: www.trafag.com
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