RKI 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
Description
T2A Product Datasheet [PDF]
T2A Operator’s Manual [PDF]
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
- 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 | |
