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Apex AIR Series Air Quality Monitors – Powered by Kunak
Discover the future of air quality monitoring with the Apex AIR Series Air Quality Monitor, engineered for effortless installation, reliable operation, and low-maintenance ownership. Designed in partnership with Kunak, these advanced monitors deliver precise, real-time measurement of key pollutants, empowering cities, industries, and researchers to make informed decisions with confidence. As a strategic partner, Apex Instruments brings private-labeled Kunak products to the United States and global markets, serving as the North American Service Center for Kunak solutions.
The Apex AIR Series offers cost-effective, near-reference air quality monitoring for comprehensive environmental insights. With sensor-based technology and low power consumption, users can track multiple parameters and physical realities, ensuring compliance and safety. Choose the versatile APEX AIR Pro for cutting-edge data accuracy, or the lightweight APEX AIR Lite for simultaneous detection of particulate matter and gases. Experience smarter air quality management with scalable solutions tailored for modern needs.
The Apex AIR Series offers cost-effective, near-reference air quality monitoring for comprehensive environmental insights. With sensor-based technology and low power consumption, users can track multiple parameters and physical realities, ensuring compliance and safety. Choose the versatile APEX AIR Pro for cutting-edge data accuracy, or the lightweight APEX AIR Lite for simultaneous detection of particulate matter and gases. Experience smarter air quality management with scalable solutions tailored for modern needs.
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APEX AIR Pro
The APEX Air Pro is a robust, versatile air quality monitoring system that can simultaneously detect 5 gases in real-time along with particulate matter (PM1, PM2.5, PM4, PM10, TSP and TPC). Our station offers performance levels close to reference standard, providing reliable, accurate data. Four additional connectors ports enable additional external sensors to be integrated with the APEX Air Pro and standard temperature, humidity, atmospheric pressure, and dew point sensors are included by default.

APEX AIR Pro Specifications
| Dimensions | 257 x 270 x 225 mm |
| Weight | < 3.5 kg |
| Enclosure | PMMA & Polycarbonate & Stainless steel |
| Operating temp | -20 ºC to 60 ºC |
| Operating RH | 0 to 99 %RH |
| IP rating | IP65 |
| Battery | Lithium 26Ah |
| External supply | 7 – 12 Vdc. Charger or solar panel |
| Autonomy | 24/7 with charger or solar panel. 9-30 days operation on battery (depending on configuration) |
| Power consumption | 0.08 – 1.2W (depending on configuration) |
| Communications | Multi-Band 2G/3G/4Gm Ethernet, and Modbus RTU Slave |
| GNSS | GPS and GLONASS |
| Gas sensors | CO, CO2, NO, NO2, O3, SO2, H2S, NH3, CH4, VOC, HCl |
| PM sensor | PM1, PM2.5, PM4, PM10, TSP, and TPC |
| Internal status | Temperature, battery, charging voltage & current, and signal PM1, |
| Built-in sensors | Temperature, humidity, atmospheric pressure, and dew point |
| Connectors | #1: Power 7V to 12V or Ethernet #2: Modbus RTU Slave #3: Sound meter, UV #4: WBGT, Pyranometer, Modbus RTU Master #5: Anemometer & Rain Gauge |
| Sampling freq. | 3Hz gases, 0.25Hz particles |
| Avg. periods | From 10 seconds to a maximum of 24 hours |
| Sending periods | From 5 minutes to a maximum of 24 hours |
| Remote management | Bidirectional communications Remote configuration and calibration |
| SIM | Embedded eSIM and SIM extra holder |
APEX AIR Lite
The APEX Air Lite is a nimble, lightweight air quality monitoring system that can detect particulate matter (PM1, PM2.5 and PM10) and 2 gases simultaneously. A connector also enables an additional external sensor to be integrated with the APEX Air Lite. Standard temperature, humidity, atmospheric pressure, and dew point sensors are included by default.

APEX AIR Lite Specifications
| Dimensions | 200 x 153 x 185 mm |
| Weight | < 2.3 kg |
| Enclosure | PMMA & Polycarbonate & Stainless steel |
| Operating temp | -20ºC to 60ºC |
| Operating RH | 0 to 99 %RH |
| IP rating | IP65 |
| Battery | Lithium 2.9Ah or 20 Ah |
| External supply | 7 – 12 Vdc. charger or 6 Vdc. solar panel |
| Autonomy | 24/7 with charger or solar panel |
| Power consumption | 0.08 – 0.55W (depending on configuration) |
| Communications | Multi-Band 2G/3G/4G, Ethernet, and Modbus RTU Slave |
| GNSS | GPS and GLONASS |
| Gas sensors | CO, CO2, NO, NO2, O3, SO2, H2S, NH3, CH4, VOC, HCl |
| PM sensor | PM1, PM2.5 & PM10 |
| Internal status | Temperature, battery, charging voltage and current, and signal |
| Built-in sensors | Temperature, humidity, atmospheric pressure, and dew point |
| Connectors | #1: Power 7V to 12V #2: Several options to choose from: • Option 1: Anemometer & Rain Gauge • Option 2: Modbus RTU Master • Option 3: Sound meter • Option 4: Modbus RTU Slave • Option 5: Ethernet |
| Sampling freq. | 3Hz gases, 1Hz particles |
| Avg. periods | From 10 seconds to a maximum of 24 hours |
| Sending periods | From 5 minutes to a maximum of 24 hours |
| Remote management | Bidirectional communications Remote configuration and calibration |
| SIM | Embedded eSIM and SIM extra holder |
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