Air vent 1/2"external thread Heliopool

Roth Ex SW solar regulation unit for easy temperature difference controlling featuring the following functions: fix-speed pump control or direct control of the 3-way switching valve, collector protection function, function according to BAW guidelines, 2 sensor inputs, power supply 230 V, incl. 2 PT 1000 sensors, assembly instruction in 6 languages, Max. control: 2 temperature sensors and 1 output. Dimensions: 130 x 40 mm The Roth Ex SW solar regulation unit provides a simple way of controlling differences in temperature. It does not have a temperature display. Settings are made using a DIP switch and potentiometer. The regulation unit can always be used whenever only temperature difference regulation is required, e.g. for the regulation of swimming pools using Roth HelioPool® or the regulation of standard solar systems with a storage tank or return riser. Two PT 1000 temperature sensors can be connected. Roth 3-way switching valve for PCV pipes 50 mm (DN40). Motor resetting. Positioning time 10 seconds.