Green Air SPC-2 CO2 Set Point Controller | 2 Outlets | 120V 12A BioWorks 512 HID or 100 LED:

512 HID or 100 LED: 256 HID or 50 LED fixtures per zone across two zones

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5 gallons worth of trapped air

Green Air SPC-2 CO2 Set Point Controller | 2 Outlets | 120V 12A BioWorks 512 HID or 100 LED:Green Air SPC 2 CO2 Set Point Controller The SPC 2 samples the air and switches equipment on its two outlets when CO2 drops below your set point. It holds a fixed 20 ppm hysteresis, so at a 1000 ppm target it runs until roughly 1020 ppm. A large LED shows real time ppm and an orange LED marks active enrichment. An elevation setting improves accuracy at altitude. Wiring CO2 Enrichment to the SPC 2 Plug your CO2 generator or regulator solenoid into an