63/160
AB Industrietechnik srl – Via Julius Durst, 70 – 39042 BRESSANONE (BZ) Italy – Tel: +39 0472/830626 – [email protected] – www.industrietechnik.it
If the control temperature drops below WHS, the modulating damper in the presence of free heating conditions goes from
the minimum opening position (parameter
164
) to the maximum opening position (parameter
165
) in the band defined by the
parameter
122
/2.
If Treg < (WHS -
122
) the on/off valve is activated.
If Treg >= (WHS -
122
/2) the on/off valve is disabled.