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RKI Instruments T3A Sensor/Transmitter with j-box, Carbon Monoxide (CO), 0-300 ppm - 66-6301-03
Item #:
66-6301-03
Brand:
RKI Instruments
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66-6301-03 T3A Sensor/Transmitter with j-box, Carbon Monoxide (CO), 0-300 ppm by RKI Instruments
The T3A Series Gas Detector ambient air hazardous gas detector is a versatile assembly that uses an electrochemical, infrared, catalytic bead sensor element to detect a variety of gases. Wired power (12 to 35 VDC) with 4-20 mA analog and RS-485 Modbus outputs standard. Magnetic switches allow for non-intrusive calibration while in the field as well as full system settings and diagnostics.
Features
- Electrochemical, Infrared, catalytic bead sensor element
- Wire powered (3-Wire), 12 to 35 VDC operating voltage
- Digital Modbus output
- Operating temperature range -40°C to +54°C Graphical LCD with LED backlight
- 3 Push-button interface (ADD, MENU, SUB) with 3 corresponding magnetic, non-intrusive switches
- 2 Individually configurable alarms
- 2 Front panel LED indicators (amber and red)
- 2 Optional fully programmable alarm relays (dry contacts)
- Output options: 4-20mA (3-wire) analog, RS-485 modbus
Industry Applications
- Petrochemical plants, Refineries
- Water & wastewater treatment plants
- Pulp & paper mills
- Manufacturing facilities
- Chemical plants
*Please note we can only ship RKI products to customers within the United States
| Sensor Type | Electrochemical, infrared, catalytic bead |
| Power Draw | 2 Watts maximum |
| Operating Voltage | Wired power (3-Wire) 12 to 35 VDC |
| Protection | Power electromagnetic interference (EMI) filter 4-20 mA surge suppression RS-485 surge suppression |
| Display Screen | 102x64 Resolution graphical LCD screen transflective (sunlight readable) with white LED backlight |
| Interface | 3 Push-buttons (MENU, ADD and SUB) 3 Magnetic non-intrusive switches for calibration |
| Customizable Settings | 2 Individual-configurable alarm LED/relay set-points |
| Temperature Range | -40°C to +54°C (-40°F to +130°F) |
| Output (digital) | RS-485 modbus |
| Wired (Analog) Output | 4-20 mA (3-Wire) Fault terminal Optional 2 dry-contact relays with replaceable 4 amp fuses |
| Product Dimensions | 5.5 in, L x 6 in. W x 7 in. H (8 in. W x 17 in. H Max. dimensions with attachments) |
| Total Weight | 6 lbs. |
| Remote Sensor Kit (Optional Additional Feature) | Remote sensor kit with enclosure (5 pin) • Electrochemical sensor max. length: 250 feet • Infrared sensor max. length: 40 feet • Catalytic bead sensor max. length: 15 feet |
| 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 | Controllers compatible with all RKI Beacon controllers, as well as most DCS / PLC systems: Beacon 110, Beacon 200, Beacon 410A, Beacon 800, and MC-6400 |
| Sensor Element Warranty | 1-Year warranty for electronics and sensor |
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 300 | 0 - 300 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 2 |
