T2A Gas Detector

2-Wire Explosion Proof Transmitter

Features

  • Electrochemical Sensor

  • Loop-Powered (2-Wired), 4-20 mA output

  • 3 Character, 7 segment display screen with backlight

  • 3 Push-button interface (ADD, MENU, SUB) with corresponding magnetic, non-intrusive switches

  • Operating temperature range -40° C to +60°C

  • Aluminum device enclosure

  • 303 Stainless-steel sensor housing

  • 1-Year warranty

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Description

The T2A Series Toxic Gas Detector is a versatile assembly that uses an electrochemical sensor to detect a variety of gases. 2-Wire Loop-Powered to withstand extreme climatic conditions and harsh environments. Magnetic switches allow for non-intrusive calibration while in the field.

The T2A represents the latest leading edge technology in fixed gas detection today.

Related Services

Fixed Systems ServicesFixed Systems Turnkey Solutions

  • Design, Consultations, and Engineering
  • Installation
  • Start-up
  • Training
  • System Maintenance

 

Application

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

Gases

Gas Type Range T90 Hazard Classification
Cl2 0 – 10 ppm < 60 sec. Class 1, Div 2
ClO2 0 – 1 ppm < 120 sec. Class 1, Div 2
CO 0 – 300 ppm < 30 sec. Class 1, Div 1
H2S 0 – 100 ppm < 30 sec. Class 1, Div 1
H2S 2K 0 – 2000 ppm < 25 sec. Class 1, Div 1
HCl 0 – 30 ppm < 300 sec. Class 1, Div 2
HCN 0 – 30 ppm < 70 sec. Class 1, Div 2
HF 0 – 10 ppm < 90 sec. Class 1, Div 2
NH3 0 – 100 ppm < 90 sec. Class 1, Div 2
NH3 High 0 – 200/400/1000 ppm < 120 sec. Class 1, Div 2
NH3 0 – 1000 ppm < 120 sec. Class 1, Div 2
NO2 0 – 20 ppm < 25 sec. Class 1, Div 2
O2 0 – 25 Vol. < 15 sec. Class 1, Div 1
PH3 0 – 5 ppm < 30 sec. Class 1, Div 2
SO2 0 – 20 ppm < 35 sec. Class 1, Div 1

Specifications

Product Specifications
Sensor Type Electrochemical
Operating Voltage 12V to 35 VDC
Power Type Loop-powered (2-Wire)
Current Draw 35 mA maximum
Display Screen 3 Character, 7 segment display screen with backlight
Interface 3 Push-buttons (MENU, ADD and SUB)

3 Magnetic non-intrusive switches for calibration

Temperature Range -40°C to +60°C (-40°F to +140°F)
Wired (Analog) Output 4-20 mA (2-Wire)
Enclosure Materials Aluminum device enclosure 303 stainless-steel sensor housing
Product Mounting Wall mount (included)
Approvals QPS Component Certified Explosion-proof
Product Dimensions 5.42 in, L x 6.03 in. W x 7.03 in. H (8 in. W x 17 in. Max. dimensions with attachments)
Total Weight 5.75 lbs.
Hazardous Location

Approvals

Main Enclosure Certified explosion / flame proof CQPSUS

Class I, Division 1 & 2, Groups B, C & D

Nema 3, 4, 4X, 7 (B, C, D) 9 (E, F, G)

Temp.= -20°C to +60°C

Sensor Housing Certified explosion / flame proof CQPSUS

Class I, Division 1 & 2, Groups B, C & D

Temp.= -40°C to +60°C

Note: Certification only applies to some gases. Toxic gases not certified for Div. 1 locations are suitable for Div. 2 applications but have no third party approval.

Controllers Compatible with all RKI Beacon controllers, as well as most DCS / PLC systems: Beacon 110, Beacon 200, Beacon 410A and Beacon 800
Sensor Element Warranty 1-Year warranty for electronics and sensor

Download

T2A Literature

Product Datasheet Operating Manuals
T2A Datasheet
T2A Product Datasheet
T2A Manual
T2A Operator’s Manual

Distributor Resources

T2A Price List & Resources