Tunze pH/CO2 Controller Set 7074/2

TUNZE® digital measuring instruments have been developed especially for the use in aquarism. The instruments with their electrodes operate at a high accuracy and are comparable with laboratory instruments in quality.
The clearly arranged operating panel with key pad and adjustment knobs ensure fast and easy handling. The controller comes with parts for two different types of wall mounting.

pH-Controller (7070/2)

This handy inexpensive pocket measuring instrument is supplied with a universal wall holder and electrode holder along with a long-life brand glass electrode, buffer solution and 9 V battery.
The Auto Power Off function ensures a long life of the battery. With the optional CO2 valve and power supply unit, the pH controller can be extended into a complete CO2 control station. The switched socket outlet 7075.12 can be used to switch other valves as well.

Technical data:

* Measuring range: pH 1 - 14
* Display accuracy: ± 0.01 pH
* Switching range: pH 5 - pH 9
* Metering time: adjustable abt. 2 - 6min
* Metering break: or without 5 - 15min
* Ambient temperature: 0°to 45°C (32 to 113°F)
* Dimensions: L156 x W83 x H30mm (L6.1 x W3.2 x H1.1 in.)

pH/CO2 controller set (7074/2)

Consisting of pH controller 7070/2 and CO2 valve set 7074.11 with power supply unit 5012.01. The 12 Volt valve is nickel-plated and protected against corrosion. The adjustable time-interval meter permits the gentle distribution of CO2, preventing excessive doses.
The control station operates on safety extra-low voltage.