Bluelab Guardian Monitor

Bluelab Guardian Monitor allows you simply and effectively to measure pH, conductivity and temperature of the nutrition solution in your reservoir.

• Replaceable Bluelab pH probe included
• Bluelab pH probe cable length: 2m
• No calibration required for the conductivity/temperature probe (factory calibrated)
• Waterproof design
• 2 year warantee for the device
• 6 month warantee for Bluelab pH probe

Measurement range:

• pH: 0.0 - 14.0
• EC: 0.0 - 5.0
• CF: 0 - 50
• ppm 500 (EC x 500): 0 - 2500TDS
• ppm 700 (EC x 700): 0 - 3500ppm
• temperature: 0 - 50°C / 32 - 122°F

Accuracy (at 25°C / 77°F):

• pH: ± 0.1
• EC: ± 0.1
• CF: ± 0.1
• ppm 500 (EC x 500): ± 50TDS
• ppm 700 (EC x 700): ± 70ppm 
• temperature: ±1°C / ± 2°F