(19)
(11) EP 1 020 688 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
30.05.2001 Bulletin 2001/22

(43) Date of publication A2:
19.07.2000 Bulletin 2000/29

(21) Application number: 00300236.7

(22) Date of filing: 14.01.2000
(51) International Patent Classification (IPC)7: F24D 19/10, G05D 23/19
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 14.01.1999 GB 9900740

(71) Applicant: Honeywell Control Systems Ltd.
Bracknell, Berkshire RG12 1EB (GB)

(72) Inventors:
  • Mackie, Alastair D.
    Newarthill, Motherwell ML1 5SF (GB)
  • Lightfoot, Derek W.
    Paisley, PA1 2AU (GB)

(74) Representative: Fox-Male, Nicholas Vincent Humbert 
Eric Potter Clarkson Park View House 58 The Ropewalk
Nottingham NG1 5DD
Nottingham NG1 5DD (GB)

   


(54) A comfort controls system


(57) A domestic hearing system 20 serving a space-heating circuit 2 and a domestic hot waster circuit 4 has: a base unit 21 which is located next to boiler 7 and which monitors and controls operations of the system 20; a room unit 22 located in a room containing radiator 3 of the space-heating circuit 2; a mid-position valve 23; a cylinder sensor 24 and a frost kit 25.
Base unit 21 has a microprocessor-run communications and control function to process appropriate information from the elements of system 20 and to ensure suitable operation of those elements at all times.






Search report