Sensor | Manufacture | Model | Range |
pH | Atlas Scientific | ENV-40-pH | 0 - 14 (Na+ error at >12.3 pH) |
EC | Atlas Scientific | ENV-40-EC-K0.1 | (K = 0.1) 0.1 - 0.5 µs/cm to 50,000 µs/cm |
ORP | Atlas Scientific | ENV-40-ORP | +/− 2000 mV |
Temperature | Maxim Integrated | DS18B20 | −55˚C to +125˚C |