LORAWAN EX D APPROVED HYDROGEN SULFIDE H2S GAS SENSOR – leelavatiautomation.com
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LORAWAN EX D APPROVED HYDROGEN SULFIDE H2S GAS SENSOR

LORAWAN EX D APPROVED HYDROGEN SULFIDE H2S GAS SENSOR

WSLRWEX-G-H2S is a LoRaWAN sensor with Ex d explosion-proof approval, comes with a built-in high-performance sensor to detect the Hydrogen Sulfide H2S gas concentration in the air. With Ultra-low-power design and smart firmware allow the complete Wireless and Sensor package to run on a single battery type D for 5 years or more with 15 minutes update. It supports global frequency bands EU868, IN865, RU864, KR920, AS923, AS923-2, AU915, US915. The sensor can work perfectly with any LoRaWAN Gateway on the market.

Typical applications: detect H2S gas in wastewater treatment systems, industrial systems, oil refineries…

LoRaWAN communication

  • Support LoRaWAN Class A, connect to any LoRaWAN gateway on the market

High performance Sensor

  • Deliver stable output and reliable

More than 5 years Battery life

  • Ultra low power sensor technology allow 5-year battery life with a single size D battery

Plug & Play

  • The sensor is tested and pre-configured in factory before shipping.
Measurement technology High-performance electrochemical
Measurement Range 0-100 ppm
Maximum Overload 200 ppm
Max response time (T90) < 25s
Resolution 0.01 ppm
Repeatability < 2% of reading value
Drift < 2% of reading value per month
Sensor life 2 years in clean air
Sensor Operating Temperature Range -40 to 50 °C
Operating Pressure atmosphere +/- 10%
Operating Humidity Range 15 – 90% RH, non-condensing
Data rate 250bps .. 5470bps
Antenna Antenna 2.67 dbi
RF Frequency and Power 860..930 MHz, +14 .. +20 dBm, configurable for zones: EU868, IN865, RU864, KR920, AS923, AS923-2, AU915, US915
Protocol LoRaWAN Class A
Data sending modes interval time, an alarm occurred and was manually triggered by a magnetic key. Recommend max 24 messages per day
Configuration via offline USB cable (PC software is supplied for free)
Battery 01 x D type LiSOCl2 3.6V battery
Housing Fire retardant GFP, IP66
Ex Certification IMQ 14 ATEX 005 X, TÜV CY 18 ATEX 0206158 X and IECEx DEK 15.0048X
Hazardous Protection Marking ATEX II 2G Ex db IIC T4 Gb and ATEX II 2D Ex tb IIIC T135°C Db
Ambient working temperature -40°C to +85°C
Standards IEC EN 60079-0, IEC EN 60079-7 and IEC EN 60079-31
Applicable Zones Zone 1 & 2 gas hazardous areas
Zone 21 & 22 hazardous areas which contain conductive combustible dust
Dimensions H170xW122xD77
Net-weight ~ 1100 grams (without battery)
Mounting Wall mount bracket

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