2-Wire Explosion Proof Transmitter: Reliable Gas Detection for Hazardous Environments

The 2-Wire Explosion Proof Transmitter is designed for safety, durability, and ease of use in the world’s most demanding industrial environments. Built to detect toxic gases with precision, it combines cutting-edge electrochemical sensor technology with a rugged, explosion-proof design. Whether in petrochemical plants, refineries, or wastewater treatment facilities, this transmitter offers dependable protection where it matters most.


Key Features

  • 2-Wire, Loop-Powered Operation – Operates on a simple 4–20 mA output loop for reliable data transmission and reduced wiring complexity.
  • Electrochemical Sensor Technology – Ensures accurate detection of a variety of toxic gases.
  • Clear Digital Readout – A 3-character, 7-segment display with backlighting for visibility in any lighting conditions.
  • User-Friendly Interface – Three push-button controls (ADD, MENU, SUB) with magnetic, non-intrusive switches for safe operation and calibration in hazardous areas.
  • Wide Operating Range – Functions reliably in extreme climates from -40°C to +60°C.
  • Industrial-Grade Construction – Durable aluminum enclosure and 303 stainless-steel sensor housing for long service life in corrosive or high-impact environments.

T2A Series: Advanced Fixed Gas Detection

The T2A Series Toxic Gas Detector represents the latest in fixed gas detection technology. Its non-intrusive magnetic switch design allows in-field calibration without opening the housing, reducing downtime and improving safety. Designed to withstand harsh environments, the T2A delivers consistent performance in applications ranging from manufacturing to semiconductor fabrication.


Applications

  • Petrochemical plants
  • Refineries
  • Water & wastewater treatment facilities
  • Pulp & paper mills
  • Manufacturing plants
  • Automotive facilities
  • Semiconductor plants
  • Chemical processing plants

Specifications

  • Sensor Types: Electrochemical, infrared, catalytic bead
  • Operating Voltage: 12 to 35 VDC (3-wire)
  • Power Consumption: 2 Watts maximum
  • EMI Protection: Power EMI filter, 4–20 mA surge suppression, RS-485 surge suppression
  • Display: 102×64 resolution LCD, sunlight-readable with LED backlight
  • Interface: 3 push-buttons + 3 magnetic, non-intrusive calibration switches
  • Customizable Alarms: Two configurable LED/relay setpoints
  • Temperature Range: -40°C to +54°C (-40°F to +129°F)
  • Outputs: RS-485 Modbus, 4–20 mA (analog, 3-wire)
  • Dimensions: 5.5 in (L) × 6 in (W) × 7 in (H)
  • Weight: 6 lbs

Why Choose the 2-Wire Explosion Proof Transmitter?

With its combination of advanced sensing technology, robust construction, and user-friendly operation, the 2-Wire Explosion Proof Transmitter is ideal for industries where gas detection is critical for worker safety and operational integrity. The ability to perform non-intrusive calibrations without opening the unit makes it safer and more efficient, minimizing downtime while maintaining compliance.


You can find this product here: https://www.oxidationtech.com/2-wire-explosion-proof-transmitter.html

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