Trafag EXNAL 8859 Ex Submersible Pressure Transmitter is a leading international supplier of high quality sensors and monitoring instruments for measurement of pressure and temperature.
Main Features of Trafag EXNAL 8859 Ex Submersible Pressure Transmitter
- ATEX and IECEx
- Pressure ranges from 100 mbar
- No media contacting O-rings
- Cable PUR or FEP
- Option: Chemical-resistant material, in titanium
Technical Data of Trafag EXNAL 8859 Ex Submersible Pressure Transmitter
| Product code | 8859 |
| Name | EXNAL |
| Designation | Ex Submersible Pressure Transmitter |
| Product category | Pressure transmitters |
| Measuring range | 0 … 0.1 to 0 … 25 bar |
| Measuring principle | Piezoresistive |
| Applications | Ex Underground Mining Ex Zone 0, 1, 2 / Gas Ex Zone 20, 21, 22 / Dust |
| Approval / conformity | DNV-GL Ex according to standards, IEC/EN 60079-0/-11/-26, EN 50303 |
| Output signal | 4 … 20 mA |
| Electrical connections | Cable PUR or FEP |
| Pressure connections | Open, Closed, G1/4″ m, G1/2″ m |
| Media temperature | -5°C … +80°C |
| Ambient temperature | -5°C … +80°C |
Specifications of EXNAL 8859 Ex Submersible Pressure Transmitter
| Electrical Data | Repeatability | ± 0.05 % FS |
| Zener barrier Output / supply voltage Rise time | 28 V / 93 mA / 0.65 W 4…20 mA: 9 … 28 VDC Typ. 1 ms / 10 … 90 % nominal pressure | |
| Environmental conditions | Media temperature | -5°C … +80°C |
| Ambient temperature | -5°C … +80°C | |
| Protection | Min. IP68 | |
| Vibration | EN 60068-2-6: 10 g (4…2000 Hz) | |
| Shock | EN 60068-2-27: 100 g / 60 ms | |
| EMC Protection | Burst | EN/IEC 61000-4-4: 4 kV |
| Surge | EN/IEC 61000-4-5: | |
| Line-Line: 0.5 kV / 42 ? | ||
| Line-Earth: 1 kV / 42 ? | ||
| Emission | EN/IEC 61000-4-3: 10 V / m | |
| Immunity | EN/IEC 61000-4-2: 8 kV K. / 15 kV L. | |
| Mechanical Data | Sensor (wetted parts) | 1.4435 (AISI316L) or titanium |
| Housing | 1.4404 (AISI316L) or titanium | |
| Sealing | FKM (Viton), EPDM / Kalrez | |
| Male electrical plug | See ordering information | |
| Weight | ~ 220 g | |
| Mounting torque | 25 Nm |
Source : www.trafag.com
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