Explosion-proof Level Transmitter WE-T131 Series

 Product Features

Split design

  • The transmitter body adopts LoRa type to support 410MHz~490MHz band range and SMA antenna interface; 4G type supports full network communication;
  • The transmitter communicates with the WES-WIO wireless terminal through the WES-WIO Edge Computing Gateway, realizing real-time reporting of on-site liquid level and status detection data;
  • External level probe with optional and customizable level detection range and mounting method;

Wide selection of level probe specifications

  • Support 0~5m conventional level range, other ranges can be customized;
  • Supports level probes with different levels of accuracy to meet different accuracy requirements;
  • Supports a variety of installation methods such as straight pipe and input;

Robust industrial-grade design

  • IP67 protection rating;
  • Supports -40~85° storage temperature, -20~70° working ambient temperature, and 5~95% relative humidity;

Thorough installation and after-sales maintenance

  • Supports mounting methods such as rail, wall mount, snap ring, hoop, etc;
  • The P0 model supports a 19,000mAh high-capacity lithium battery with a typical endurance of 5 years for a 5-minute reporting cycle and up to 15 years for a 1-hour reporting cycle;
  • It supports rich fault detection functions, including liquid level threshold overrun, abnormal change of liquid level, low battery and other fault detection, and notifies after-sales maintenance personnel by cell phone text message and email through the equipment management platform of World Power Technology;
  • Support high definition LCD display, with LED indicators and keys, you can view the liquid level value, alarm information, etc. in real time on site;

¥1,058¥1,112

WE-T131 is a series of explosion-proof liquid level monitoring transmitters, the transmission methods include LoRa, RS485, 4G, etc., and the power supply methods are battery-powered and 24V-powered. The liquid level transmitter adopts high stability digital sensor to realize real-time monitoring and calculation of on-site liquid level, uses LoRa, RS485, 4G and other communication to realize long-distance communication, and combines with the industrial edge computing gateway products of World Power Technology to upload to the equipment management platform of World Power Technology to realize real-time collection, analysis and calculation, storage and display of on-site physical quantities of liquid level.

Transmitter body and probe split design, for the site of the measured medium, level range, and installation mode and other different needs, to provide a variety of level range, installation specifications of the liquid level probe, the optimal match with the needs of the application scenario, can be widely used in buildings, industrial sites, municipal and other application scenarios.

Explosion-proof products are explosion-proof transmitters, complying with GB3836.1-2010 and GB3836.4-2010, and the explosion-proof mark is Exib IIBT4.

Dimensions 96.8 × 120 × 141.5 mm
transmission method

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Power supply method

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specification

functional category Functional Description note
communication interface

 

LORA communication port

 

Antenna connector type: SMA female

Support 410.125~490.125MHz band

22dbm maximum transmit power.

Maximum -147dbm reception sensitivity, open line-of-sight 5KM signal coverage capability

4G

 

 

MQTT, HTTP, WES cloud service protocols

LTE FDD B1/3/5/8

LTE TDD B34/38/39/40/41 (full band)

Rate (Mbps) LTE FDD: 10.3(DL)/5.1(UL)

LTE TDD: 9.1 (DL)/3.1 (UL)

RS485

 

 

Communication protocols Compatible with WES-IO (fixed 9600bps) and Modbus protocols

Baud rate 2400, 4800, 9600, 19200, 34800, 57600, 115200

Data bits 7bit, 8bit

Stop bit 1bit, 1.5bit, 2bit

Check Digit None, Odd, Even

UI 3* Push-button input Refer to UI specification definition, multi-function buttons
2* LED Indicators System, LoRa Communication Indicators
screen (TV, computer or movie) 128*64 dot matrix monochrome LCD

Display of sensor values and status information

Setting up interactions

electricity supply Lithium battery power supply 19000mAh, Li-Ion Battery
24VDC power supply Wide voltage input, 9~30V
matrix working environment Working temperature: -20~70
Operating Relative Humidity: 5% ~ 95%
Storage environment Storage temperature: -40°~ 85
Storage Relative Humidity: 5% ~ 95%
Protection level waterproof and dustproof IP67
ESD 4KV contact, 8KV non-contact
Explosion-proof type Flameproof Exib IIBT4
physical property Exterior Dimensions 96.8*120*141.5mm
Installation threaded installation
monitors Measurement type level (of a liquid or gas)
Measurement range Liquid level: 0~5m
Detection accuracy Liquid level: ±0.5%FS
minimum resolution 0.1m
stability ±0.3%FS/year
Installation Input type (special waterproof air guide cable)

Dimensional mounting and application topography

Options and accessories

Resource support

WE-T131 Explosion-proof Level Transmitter Datasheet -V2.5

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