The Milwaukee Instruments "MC" Controllers have a user selectable set point and a visual "Power Activated" LED notification light. Power to the controller box is turned on when the reading is Above or Below ( user selected ) the selected set point. These MC Controllers are ideal for CO2 or ozone dosing. With each Milwaukee Smart controller, your aquarium will have the individual attention that it needs. Each unit comes with 12 VDC adapter, mounting kit, probe, probe holder and starter calibration solution for pH. Professional pH controller especially designed for use with aquariums. Easily automate CO2 injection for freshwater-planted aquariums as well as calcium reactors without breaking your budget. Milwaukee Instruments Professional pH Controller offers a reliable and affordable way to streamline CO2 injection. Easy-to-use electronic pH controller continuously measures pH levels AND features a controllable outlet the activates your CO2 system when pH levels deviate from the user determined set point between 5.5 to 9.5 pH Features: Continuous-use electronic aquarium pH monitor and controller Controllable outlet activates when pH deviates from set point User selectable Hi/Low Set Point Manual 2 points calibration Visual LED alarm Supplied with 12 VDC adapter and mounting kit Power plug for CO2 dosing Double junction pH electrode with 2m cable (BNC connector) Specifications Range 0.0 - 14.0 pH Resolution 0.1 pH Accuracy ±0.2 pH Calibration Manual 2 points Alarm Active when reading is higher or lower than set point Dosing Contact 1 power plug for CO2 dosing pH electrode MA911B/2 (included) Environment 0 to 50 °C / 32 to 122 °F; max RH 95% Power Supply 12 VDC adapter (included) Power Drivers 115 VAC, 2A, 60Hz or 230 VAC, 1A, 50Hz Dimensions 148.5 x 82.5 x 32 mm Weight 180 g (meter only) ManualImportant Note:Milwaukee Instruments Products can only be shipped to US and Canadian addresses.
