S88GH

S88GH

Manufacturer:: SenseAir

SenseAir S88GH NDIR CO₂ Sensor Module for Greenhouse

Specifications

Product Introduction

The S88 GH is a high-performance CO2 sensor module designed for accurate and reliable measurement of carbon dioxide concentration in various environments. It utilizes a non-dispersive infrared (NDIR) measurement principle, ensuring long-term stability and minimal maintenance. The sensor is suitable for integration into HVAC systems, air quality monitors, and industrial applications, offering multiple communication interfaces for flexible system design.

Features

  • NDIR measurement principle for high accuracy and stability
  • Wide measurement range up to 20,000 ppm CO2
  • Multiple communication options including UART, PWM, and alarm output
  • Open collector alarm output for threshold-based alerts
  • Low average current consumption for energy-efficient operation
  • Compact dimensions for easy integration
  • Long life expectancy with minimal maintenance requirements

Applications

  • HVAC and building automation systems
  • Indoor air quality monitoring
  • Greenhouse and agricultural climate control
  • Industrial safety and process monitoring
  • Demand-controlled ventilation systems

Specifications Table

Operating principle NDIR
Measured gas CO2
Measurement range 20,000 ppm
Measurement interval 2 seconds
Accuracy ±50 ppm ±3% of reading
Operating conditions 0 to 50 °C, 0 to 95% RH non-condensing
Warm-up time 1 minute
Response time τ63% 20 seconds
Power supply 4.5 to 5.25 VDC
Peak current 200 mA
Average current 30 mA
Communication UART, PWM 1 kHz
Alarm output Open collector
Pressure dependence 0.13% of reading per kPa
Maintenance None required
Life expectancy 15 years
Dimensions (LxWxH) 33 x 20 x 8.5 mm
Weight 5 g
Storage conditions -40 to 70 °C, 0 to 95% RH non-condensing

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