CO2 Controller (PPM-5)
The Autopilot PPM-5 by Hydrofarm is a highly accurate and affordable CO2 Monitor and Controller. Its proven technology will maintain the carbon dioxide level that you set in your grow area from 500 to 2000 ppm. Easy to use! Just plug your CO2 device into the power outlet on the front panel and place the remote probe in a well-ventilated area at plant height.
• Includes a remote probe with 15 ft. detachable data cable
• Controls carbon dioxide levels with parts per million accuracy
• Large, green display will not interfere with your plant’s photoperiod
• Built-in photocell deactivates the unit during dark cycles
• Warranty: 3-Year
Instruction Manual (PDF)
Turn the adjustment knob to set the desired minimum carbon dioxide level. When the level in your indoor garden drops below this point, the unit will turn on the device and automatically maintain that level. Typical settings for agricultural applications are between 1100-1600 PPM.