Remote measurement of under-explosive concentrations of combustible gases and vapors of petroleum products.
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- Specifications
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Specifications
| Detectable components | methane, propane, butane, hexane | ||
|---|---|---|---|
| Measurement range, % of LEL | from 0 to 100 | ||
| Sampling method | diffusion | ||
| Principle of measurement | infrared absorption | ||
| Interval between verifications, months | 12 | ||
| Indications setting time (T90), s, not more than | 60 | ||
| from 8 to 50 (DC) | |||
| Power consumption, W, not more than | 7.5 | ||
| Interfaces (protocols) | SENS (SENS), RS-485 (Modbus RTU), 4-20 mA (HART) | ||
| Signal relay features | maximal switchable DC/AC voltage, V | 250 / 50 | |
| maximal switchable current, A | 3 (AC) / 1 (DC) | ||
| ±3 | |||
| ±5 | |||
| Ambient temperature range, ℃ | from -60 to +80 | ||
| Protection degree as per GOST 14254 | IP66 | ||
| Explosion-proof marking | 1 Ex d IIB T6…T5 Gb Х | ||
| 9 | |||
| Mass, kg, not more | 4 | ||
| Service life, years | 15 | ||
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