Main features
- Continuous current loop output
- Optional pulse-width modulation output
- Temperature signal via pulse-width output
- Suitable for outdoor and indoor applications
- Long term drift free sensor output signal
About
Swiss based Trafag offers precise, reliable and maintenance-free instruments developed for density measuring of SF and related alternative gases. Measurement is based on the patented quartz tuning fork technology. Thus offering the most reliable and long term drift free solution on the market by directly measuring the insulating gas density.
Technical Data
| Product code | 8774 |
|---|---|
| Designation | Gas density sensor with analog output |
| Measuring principle | Oscillating quartz |
| Designation of application | Density sensor for SF6 and other gases |
| Output signal | Pulse-width: 10 … 292 Hz Current loop: 6.5 … 20 mA |
| Electrical connections | EN175301-803-A (DIN 43650-A); M12x1; cable |
| Ambient temperature | -40°C ... +80°C |
Downloads Go to file downloads
Datasheet:
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H72507aa CN 8774 Gas Density Sensorcn
pdf 1.1MB
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H72507aa DE 8774 Gas Density Sensorde
pdf 1004.8KB
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H72507aa EN 8774 Gas Density Sensoren
pdf 1002.4KB
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H72507aa ES 8774 Gas Density Sensores
pdf 1003.9KB
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H72507aa FR 8774 Gas Density Sensorfr
pdf 1004.2KB
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H72507aa IT 8774 Gas Density Sensorit
pdf 1003.2KB
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H72507aa JP 8774 Gas Density Sensorjp
pdf 1.1MB
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H72507aa PL 8774 Gas Density Sensorpl
pdf 1006.1KB
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H72507aa PT 8774 Gas Density Sensorpt
pdf 1004.8KB
Manual:
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H73507m Instruction 8774 Density Sensoren
pdf 744.8KB
Flyer:
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H71108aa EN 8774 Gas density sensoren
pdf 3.6MB
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Countermeasures against aggressive SF6 by-productsElectronic absolute gas density measurement with quartz tuning fork
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