IoT Products

PLC2-L is our LoRaWAN Operated Low Power Level Transmitter for Corrosive Liquid MediaIt is designed to work in harsh environments and provide accurate measurements. Find out more at Ellenex.

Technical Specification


  • Range: 1, 2, 3, 5, 10 (or other ranges up to 200) m H2O
  • Accuracy: ±0.25 (typ.) (combined linearity, hysteresis, repeatability) %Span
  • Resolution: ±0.01 %Span
  • Pressure reference: Vented Gauge
  • Temperature Coefficient of Zero:  ≤±0.03 %FS/°C
  • Temperature Coefficient of Span:  ≤±0.03 %FS/°C
  • Long term stability (1 year): ≤ 0.2 %Span
  • Overload Protection: 150 %FS
  • Load Cycles (Zero to Full Scale): 10+ Million
  • Storage / Operation Temperature: -20 ~ +85 °C
  • Compensated temperature: 0 ~ 60 °C


  • Power Supply: Built-in Replaceable Lithium Battery, External Power (option)
  • Rated Voltage: 3.6V
  • Battery Lifetime: 100,000+ Readings and 20,000+ Transmission
    (with UDP protocol/ more than 10 years for most of applications)

Physical Specification

• Materials: Body: Hastelloy or PVDF, Diaphragm: Hastelloy or Ceramic (Al2O3), Enclosure: ASA/ POM, O-ring: FKM/ FFKM

• Process Connection: No Process Connection (or on request)

• Weight: ~1,200 (for 5m range) g
• Protection Rate: IP66 and UV protected enclosure and IP68 sensor head


  • LoRaWAN® Version, Class: 1.0.2revB, Class A (Class C on request) 

  • LoRaWAN® Frequency Zone: AS923, EU868, US902-928, AU915-928 (other zones available on request)

  • LoRaWAN® Activation Type: OTA (default), ABP

  • Sampling Type: Periodic (default), Event triggered

  • Sampling Period: Configurable via downlink (default 4 hours)

  • Transmission Type: Per sample (default), Event triggered, Conditional

  • Parameter Configuration: Over-the-air via LoRaWAN® downlinks, Locally via wireless connectivity

  • Firmware Update: Locally via Wireless Connectivity, Over The Air


ISDN » W-Lan


Environment » Temperature Range » Home and Office Use (-20°C / +55°C)