Name: T2A Gas Detector
Brand: RKI Instruments

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

Overview

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 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 Product Datasheet	T2A Operator’s Manual

Distributor Resources

T2A Price List & Resources
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T2A Gas Detector

2-Wire Explosion Proof Transmitter

Features

Related Services

T2A Literature

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