Modular HVAC control system

• US 20060097063A1
• Filed: 12/15/2005
• Published: 05/11/2006
• Est. Priority Date: 07/07/2000
• Status: Abandoned Application

• Current Assignee: Zvi Zeevi
• Original Assignee: Zvi Zeevi
• Inventors: Zeevi, Zvi
• Application Number:
  US11/304,877
• Publication Number:
  US 20060097063A1
• Time in Patent Office: Days
• US Class Current: 236/49.3
• CPC Class Codes: F24F 11/30 for purposes related to the operation of the system, e.g. for safety or monitoring
• CPC Class Codes: F24F 11/52 Indication arrangements, e.g. displays
• CPC Class Codes: F24F 11/54 using one central controller connected to several sub-controllers
• CPC Class Codes: F24F 11/56 Remote control

Abstract

A wireless remote terminal includes a transmitter for sending information to an HVAC electronic controller and to at least one additional wireless remote terminal, a receiver adapted to receiving information from an HVAC electronic controller and to the at least one additional wireless remote terminal, a microprocessor, a temperature sensor, a display, and an input device.

Claims

1. A wireless remote terminal, comprising:

a transmitter for sending information to an HVAC electronic controller and to at least one additional wireless remote terminal;

a receiver adapted to receiving information from an HVAC electronic controller and to the at least one additional wireless remote terminal;

a microprocessor;

a temperature sensor;

a display; and

an input device.

2. The wireless remote terminal of claim 1, wherein the wireless remote terminal is configured to program the at least one additional wireless remote terminal by transmitting at least one operating parameter for each of the at least one additional wireless remote terminal.

3. The wireless remote terminal of claim 2, wherein the operating parameter is a temperature set point for the at least one additional wireless remote terminal.

4. The wireless remote terminal of claim 3, wherein the operating parameter is a temperature set point for the wireless remote terminal.

5. The wireless remote terminal of claim 1, further comprising:

a random access memory; and

a read-only memory.

6. The wireless remote terminal of claim 5, wherein the random access memory is configured to store system information and the read only memory is configured to store software and a unique identification for the wireless remote terminal.

7. The wireless remote terminal of claim 6, wherein the system information comprises a temperature set point for the at least one additional wireless remote terminal.

8. The wireless remote terminal of claim 7, wherein the wireless remote terminal is configured to receive signals from a remote sensor indicative of an alarm condition and activate an alarm.

9. An HVAC system, comprising:

an HVAC unit;

at least two wireless remote terminals; and

an electronic control unit operatively coupled to the HVAC unit,

wherein the wireless remote terminals are configured to transmit and receive wireless signals to and from the electronic control unit and each other.

10. The HVAC system of claim 9, further comprising an air flow controller positioned in a duct and configured to communicate wirelessly with the wireless remote terminals.

11. The HVAC system of claim 9, further comprising a wireless sensor unit having a sensor and configured to wirelessly transmit information about a sensed condition to at least on of the remote wireless terminals.

12. The HVAC system of claim 11, where in the wireless sensor is positioned in the duct and configured to measure the temperature of air from the HVAC unit.

13. The HVAC system of claim 11, wherein the wireless sensor comprises a water sensor.

14. The HVAC system of claim 13, wherein the wireless sensor is coupled to one selected from the group consisting of a drip pan and a floor adjacent to a toiler or a washing machine.

15. The HVAC system of claim 9, wherein the wireless remote terminal is a first wireless remote terminal that is associated with a first zone, and further comprising:

a first wireless air flow controller positioned in a first duct and associated with the first zone;

a second wireless remote terminal associated with a second zone; and

a second wireless air flow controller positioned in the duct and associated with the second zone.

16. The HVAC system of claim 15, wherein the first zone comprises a first room, and the second zone comprises a second room.

17. The HVAC system of claim 16, wherein the HVAC unit comprises a first HVAC unit, and further comprising:

a first duct work connecting the first HVAC unit with the first room and the second room,

a second HVAC unit;

a second electronic control unit operatively coupled to the second HVAC unit;

a third wireless remote terminal positioned in a third room and configured to transmit and receive wireless signals to and from the second electronic controller; and

a second duct connecting the second HVAC unit with the third room.

18. The HVAC system of claim 17, wherein the second wireless remote terminal is configured to transmit wireless signals to control the first air flow controller, the second air flow controller, and the electronic controller.

19. An HVAC system, comprising:

an HVAC unit;

an electronic control unit operatively coupled to the HVAC unit; and

two or more wireless remote terminals in wireless communication with each other and with the electronic control unit,

wherein operating parameters for the wireless remote terminals can be inputted through any of the wireless remote terminals.

20. The HVAC system of claim 19, wherein the operating parameters comprise a temperature set point for one or more of the wireless remote terminals.