Two stages for heating or cooling. If wiring the relay contacts accordingly, “heating and cooling” with neutral zone can be realised too. Desired function can be chosen by means of jumpers. Sensors are not included in the scope of the delivery. (For choice of sensors available, see as of page 133). Application of sensor types according to
sensor no. indicated (i.e. all HF, BTF2 or LF types can be used with this number, e.g. HF-3 or LF-23, etc.). Avoid parallel laying of sensor line and mains supply cables or protect it by shielding.