IoT Products

PTD2-L is our LoRaWAN Operated Low Power Pressure Transmitter for Liquid and Gas Media with Built-in Temperature SensorIt is designed to work in harsh environments and provide accurate measurements. Find out more at Ellenex.

Technical Specification

Sensor

  • Range: Selectable between 0~0.5 to 0~1000 bar

  • Accuracy: ±0.25 (typ.) %Span

    (combined linearity, hysteresis, repeatability)

  • Temperature accuracy: ±2 (typ.) °C (temperature sensor is mounted on the back of

    pressure sensor and doesn’t reflects the media temperature)

  • Resolution: ±0.01 %Span

  • Pressure Reference: Vented Gauge, Sealed Gauge, Absolute

  • Temperature Coefficient of Zero: ≤±0.02 %FS/°C

  • Temperature Coefficient of Span: ≤±0.02 %FS/°C 

  • Long Term Stability (1 year): ≤ 0.2 %Span

  • Pressure Overload: 300 (range <1bar); 150 (higher range) %FS

  • Pressure Cycles (Zero to Full Scale): 10+ Million

  • Compensated Temperature: -10 ~ +70 °C

Power

  • Power Supply: Built-in Replaceable Lithium Battery, External Power (option)

  • Rated Voltage: 3.6 V

  • Battery Lifetime: 100,000+ readings and 20,000+ transmission

(With UDP protocol/ More than 10 years for most applications)

Physical Specification

  • Materials: O-ring: Viton, Body: SS304, Diaphragm: SS316, Oil: Silicon / Olive, Enclosure: ASA/POM

  • Process Connection: G1/4 Male (or others on request)

  • Weight: 550 g

  • Protection Rate: IP66, UV Protected

 Communication

  • 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

TRANSMISSION PROTOCOLS:

ISDN » W-Lan

CHARACTERISTICS:

Environment » Temperature Range » Industrial (-25°C / +65°C)