Electronic on/off air or water control system
MAJOR LINE COMFORT LINE CONTROL UNIT V30 On/Off electronic controller New potentiometer terminal Wall-mounted or built-in version (not including isolating switch) Valve not included Return sensor (for built-in version) Fittings not included E038420
Terminal V: built-in, wired and fitted in factory Terminal H: wall-mounted, to be wired by installation technician
COADIS LINE MELODY2(4)
AIR CONTROL (control valves not included, not recommended for vertical units*)
2-pipe system Heating only (or heating/cooling selection using external contact) Cooling only (or heating/cooling selection using external contact) Automatic Heating / Cooling with changeover sensor (delivered separately on wall-mounted versions) A30V A32V* A30H A32H E038859 E038862
2-pipe + 2000 W maximum electric system Cooling + electric* or Heating/Cooling + electric * with water temperature sensor supplied in a kit Additional charge for electrical capacity over 2000 W and up to 4600 W Options and accessories Return air temperature sensor for wall thermostat, supplied in a kit or changeover sensor kit L = 2.5 m 7209243 L=1m 7320006 A38V* A38H E038806 E038869
Included on size 900 and Melody2
Wall-mounted thermostat version with potentiometer graduation in degrees for hotel applications (to be specified on order).
*Note: For vertical units equipped with this control principle, the effect of the continuous radiation from the exchanger coil on the sensor will not enable the control system to function correctly. It is the customer’s responsibility to find a suitable location for optimum positioning of the sensor and satisfactory operation of the units.
HEAT PUMPS - AIR CONDITIONING - REFRIGERATION - AIR HANDLING - HEAT EXCHANGE - NA 17.01 A