The Detcon IR-700-CO2 by Teledyne is a non-intrusive “Smart” sensor designed to detect and monitor carbon dioxide gas in the air using miniature non-dispersive Infrared Optical (NDIR) sensor technology. Available in a low and a high range version, the ranges of detection (by volume) are 0-0.3%, 0-1%, 0-3%, 0-5% (low range version) and 0-10%, 0-25%, 0-50%, and 0-100% (high range version).
The plug-in, field-replaceable detector provides a selective response to CO2 and features oversized gold-plated connections that help prevent corrosion. The Model 700’s rugged framework includes an electro-polished 316 stainless steel housing with fully encapsulated electronics and dual-layer surge protection. This innovative design virtually eliminates sensor failure due to water ingress, corrosion, vibration, and transient spikes.
A primary feature of the Model IR-700-CO2 is embedded intuitive software that simplifies the operator interface by guiding the user through routine calibration, configuration, and fault diagnostic functions using a built-in alpha/numeric display. The Model IR700-CO2 is equipped with standard analogue 4-20mA and Modbus™ RS-485 outputs. Additional integration options include a Remote Alarm Module (RAM) & HART. Detcon’s carbon dioxide gas sensor has an infinite shelf life and a 5-year warranty.
Suitable for Chemicals, Pesticides, Agriculture & Horticulture, Food & Beverage Bottling Plants, Sewer Entry, Waste Water Treatment Plants, Coal Gasification, Pulp & Paper Mills and Enhanced Oil Recovery.
| Part Number | Description |
|---|---|
| 967-405520-005 | IR-700-CO2 Infrared Gas Sensor Assembly (no condulet) |
| 967-401520-005 | IR-700-CO2 Infrared Gas Sensor Assembly (aluminium condulet) |
| 967-404520-005 | IR-700-CO2 Infrared Gas Sensor Assembly (316SS condulet) |
| 9H7-401520-005 | IR-700-CO2 Infrared Gas Sensor with HART bridge Assembly (aluminium condulet) |
| 9H7-404520-005 | IR-700-CO2 Infrared Gas Sensor with HART bridge Assembly (316SS condulet) |
| 9R7-401520-005 | IR-700-CO2 Infrared Gas Sensor with RAM Assembly (aluminium condulet) |
| 9R7-404520-005 | IR-700-CO2 Infrared Gas Sensor with RAM Assembly (316SS condulet) |
| 9K7-401520-005 | IR-700-CO2 Infrared Gas Sensor with HART-RAM Assembly (aluminium condulet) |
| 9K7-404520-005 | IR-700-CO2 Infrared Gas Sensor with HART-RAM Assembly (316SS condulet) |
| Part Number | Description |
|---|---|
| 967-425520-100 | IR-700-CO2 Infrared Gas Sensor Assembly (no condulet) |
| 967-421520-100 | IR-700-CO2 Infrared Gas Sensor Assembly (aluminium condulet) |
| 967-424520-100 | IR-700-CO2 Infrared Gas Sensor Assembly (316SS condulet) |
| 9H7-421520-100 | IR-700-CO2 Infrared Gas Sensor with HART bridge Assembly (aluminium condulet) |
| 9H7-424520-100 | IR-700-CO2 Infrared Gas Sensor with HART bridge Assembly (316SS condulet) |
| 9R7-421520-100 | IR-700-CO2 Infrared Gas Sensor with RAM Assembly (aluminium condulet) |
| 9R7-424520-100 | IR-700-CO2 Infrared Gas Sensor with RAM Assembly (316SS condulet) |
| 9K7-421520-100 | IR-700-CO2 Infrared Gas Sensor with HART-RAM Assembly (aluminium condulet) |
| 9K7-424520-100 | IR-700-CO2 Infrared Gas Sensor with HART-RAM Assembly (316SS condulet) |
| System Specifications | |
|---|---|
| Sensor Type |
Continuous diffusion/adsorption Non-dispersive Infrared Optical (NDIR) – CO₂ Sub-miniature plug-in field replaceable |
| Sensor Life | 5 years typical |
| Measurement Range (% by volume) |
0-0.3, 0-0.5, 0-1, 0-3, 0-5 (low range version) 0-10, 0-15, 0-20, 0-25, 0-50, 0-100 (high range version) |
| Accuracy/Repeatability | ±5% of range |
| Response Time | T50 < 15 seconds, T90 < 40 seconds |
| Outputs |
Linear 4-20 mA DC RS-485 MODBUS-RTU |
| Electrical Classification |
Explosion Proof cCSAus Class I, Division 1, Groups B, C, D (Tamb = -40°C to +75°C) Class I, Zone 1, Group IIB+H2 ATEX II 2 G Ex d IIB + H2 T4 Gb (Tamb = -40°C to +70°C) |
| Ingress Protection | NEMA 4X, IP66 |
| Safety Approvals |
cCSAus ATEX CE Marking |
| Warranty |
Plug-in Detector – 5-Year Pro-Rated Transmitter – 2 Years |
| Environmental Specifications | |
| Operating Temperature Range | -40°F to +167°F; -40°C to +75°C |
| Storage Temperature Range | -40°F to +167°F; -40°C to +75°C |
| Operating Humidity Range | 0-100% RH non-condensing |
| Mechanical Specifications | |
| Dimensions |
7”H × 2.2” Dia.; 178mmH × 65mm Dia. (sensor assembly only) 11”H × 6.1”W × 3.75”D; 280mmH × 155mmW × 96mmD (with junction box) Mounting holes (J-box) 5.5”; 140mm centre to centre |
| Weight |
2 lbs; 0.907kg (sensor only) 6 lbs; 2.72kg (with aluminum junction box) 9 lbs; 4.08kg (with stainless steel junction box) |
| Electrical Specifications | |
| Power Input | 11-30 VDC |
| Power Consumption |
Normal Operation = 68mA (<1.7 watt) Maximum = 85mA (2 watts) |
| Inrush Current | 0.67A @ 24V |
| RFI/EMI Protection | Complies with EN50270 |
| Analog Output |
Linear 4-20mA DC (1,000 ohms max loop load @ 24VDC) 0mA All Fault Diagnostics 2mA In-Calibration 4-20mA 0-100% Full Scale 22mA Over-Range Condition |
| Serial RS-485 Output | RS-485 Modbus™ RTU |
| Baud Rate | 9600 BPS (9600, N, 8, 1 Half Duplex) |
| Status Indicators |
4-digit LED display with gas concentration Full-script menu prompts for AutoSpan, Set-up Options, and Fault Reporting |
| Faults Monitored |
Loop, Input Voltage, Zero, Sensor, Processor, Memory, Calibration |
| Cable Requirements |
Power/Analog 3-wire shielded cable Maximum distance is 13,300 feet with 14 AWG Serial Output 2-wire twisted-pair shielded cable specifically for use with RS-485 installations Maximum distance is 4,000 feet to last sensor |
| I/O Protection | Over-voltage, Miswiring, EMI/RFI Immunity |
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