Description
Features
- Slim design for room applications
- Self-detecting 0-10vDC or 4-20mA (3-wire) output(s)
- Fully Configurable LCD display
- Temperature & Humidity option available
- No jumpers or DIP switches to select output type
- NDIR (non-disersive infrared) sensor for CO2 measurements
- CO2 self-calibration over full sensor lifetime achieved by ABC logic
Specifications
IAQ (Air Quality)
| Measurement Range:
|
0 to 100% (0 = Good Air Quality, 100% = Bad Air Quality) <15% No Action Required 15 to 60% Start to Open Dampers >60% Fully Open Dampers |
| Type: | Tin Oxide |
| Warm up Period: | 15 minutes approx. |
| Conditioning Period: | 7 Days |
| Life Expectancy: | 5 Years |
CO2
| S-UN | GS-CO2-S | |
| Measurement Range: | 0 to 2,000ppm | |
| Accuracy: | 400-2,000ppm ±25ppm ±5% of scale | ±70ppm ±3% Reading |
| Type: | NDIR | |
| Long-term Stability: | <2% of FS over sensor life | |
| Temperature Dependency: | 5ppm per °C or 0.5% of the reading per °C | |
| Response Time: | 90 seconds (90%) | 2 mins (90%) |
| Pressure Dependency: | 0.15% of reading per mm H | +1.6% reading per kPa devation |
| Sampling Interval: | 3 Seconds | 2 Seconds |
Humidity
| Measurement Range: | 0 to 100% RH |
| Accuracy: | ±3% RH |
| Type: | Capacitive |
| Long-term Stability: | <0.5% RH p.a. |
| Response Time: | 8 Seconds (t 63%) |
Temperature
| S-UN | GS-CO2-S | |
| Type: | Resistive PTC & NTC Types | |
| Measurement Range: | 0 to 70°C | 0 to 40°C |
| Accuracy: | Thermistor: ±0.2°C | |
| Platinum: ±0.2°C | ||
| Nickle: ±0.4°C | ||
CO2 LED Indicator Guide (optional feature)
| Green LED | <1,000ppm |
| Amber LED | 1,000 to 1,500ppm |
| Red LED | >1,500ppm |
General Specifications
| Power Supply: | 24vDC (max 67mA) |
| Output: | 4-20mA, 0-10vDC self-detecting |
| Housing: | Flame retardant ABS polish white finish |
| Dimensions: | 115 x 85 x 30mm |
| Protection: | IP30 |
| Ambient Range: | 0 to 50°C, 95% non-condensing |