- SM-500: Full-spectrum is accurate for measuring 389-692 nm under all light sources including LEDs.
- SM-600: ePAR is accurate for measuring the newly discovered extended PAR (ePAR) 383-757 nm range under all light sources.
$1,558.00
The Apogee Guardian controlled environment agriculture (CEA) monitor is an elegant device that provides accurate measurements of important indoor environmental parameters.
The Guardian is a user-friendly datalogger with multiple integrated sensors to measure PAR (SM-500) or ePAR (SM-600), air temperature, humidity, vapor pressure deficit and dewpoint, CO2 concentration, barometric pressure, daily light integral, and photoperiod.
The Apogee Guardian controlled environment agriculture (CEA) monitor is an elegant device that provides accurate measurements of important indoor environmental parameters.
The Guardian is a user-friendly datalogger with multiple integrated sensors to measure PAR (SM-500) or ePAR (SM-600), air temperature, humidity, vapor pressure deficit and dewpoint, CO2 concentration, barometric pressure, daily light integral, and photoperiod.
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