SENSOR SPECIFICATION
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NH3 sensor | electrochemical-type gas sensor
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Measuring range for NH3 | 0..100 ppm
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Max detecting concentration | 200 ppm
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Repeatability / Resolution / Stability per month | < 10% of Reading value / 0.1 ppm / < 2% of Reading value
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Zero stability | +/- 1.0 ppm
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Working atmospheric pressure | 101.3 Kpa +/- 10%
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Working temperature and humidity | -40 .. + 50°C, 15 .. 90% RH
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Sensor life | 2 years in pure air
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Sensor housing / Rating | SS316/SS304 housing with 316SS sintered filter / for Indoor use
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LoRaWAN SPECIFICATION
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Data rate | 625bps .. 50kbps (with internal Antenna 2.67 dbi)
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Battery | 02 x AA size 1.5VDC, battery not included
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RF Frequency and Power | 860..930Mhz, +14 .. +20 dBm, configurable for zones: EU868, IN865, RU864, KR920, AS923, AU915, US915
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Protocol | LoRaWAN, class A
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Data sending modes | Interval time and when alarm occurred
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RF Module complies to | ETSI EN 300 220, EN 303 204 (Europe) FCC CFR47 Part15 (US), ARIB STD-T108 (Japan)
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Working temperature | -40oC..+60oC (with AA L91 Energizer)
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Housing/Protection | Aluminum + Polycarbonate / IP67
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Dimension / Net weight | H180xW73xD42 / < 400 grams |