Overview
ISO/IEC 29341-6-10:2008, titled Information technology - UPnP Device Architecture - Part 6-10: Heating, Ventilation, and Air Conditioning Device Control Protocol - Control Valve Service, is an international standard developed by IEC. This standard specifies a control protocol for modulating water control valves and air dampers used in Heating, Ventilation, and Air Conditioning (HVAC) systems.
Designed to work within the UPnP (Universal Plug and Play) Device Architecture version 1.0, the Control Valve Service (ControlValve:1) facilitates programmatic control and provides status information for HVAC components. It ensures flexible, interoperable connectivity between intelligent appliances, controllers, and networked devices in various environments including homes, small businesses, and public spaces.
Key Topics
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Service Type and Architecture
This standard defines the urn:schemas-upnp-org:service:ControlValve:1 service type. It complies with the UPnP Device Architecture to enable seamless peer-to-peer network connectivity and device discovery without requiring manual configuration.
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Control and Status Variables
ControlValve:1 supports analog (modulating) control of HVAC valves and air dampers. It uses several state variables to monitor and manage:
- Control Mode: Operating modes of control devices.
- Position Target: Desired valve or damper position.
- Position Status: Current actual position.
- Minimum and Maximum Position: Operational bounds to ensure safe and efficient functioning.
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Action Interfaces
The standard defines multiple discrete actions for effective device control, including:
- GetMode and SetMode to read and change the valve operating mode.
- GetPosition and SetPosition to retrieve and update valve/damper positions.
- GetMinMax and SetMinMax to query and adjust positional limits.
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Eventing and Moderation
Eventing mechanisms notify control points about changes in valve state, enabling real-time system management and monitoring with moderated event delivery for network efficiency.
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Scope Limitations
This protocol specifically addresses modulating control valves and dampers; it explicitly excludes on/off valves and fire or smoke dampers, highlighting its targeted application within HVAC systems.
Applications
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Smart HVAC Systems
ISO/IEC 29341-6-10 provides a standardized method for integrating modulating valves and dampers into smart building automation systems. This enables energy-efficient heating and cooling management through precise control.
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Home and Commercial Building Automation
Facilitates interoperability between HVAC hardware and control devices such as PCs, sensors, or smart appliances over unmanaged or ad-hoc networks.
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Industrial and Public Facilities
Offers scalable, standards-based control for HVAC system components, improving air quality regulation and energy consumption monitoring in large facilities.
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Internet-Connected HVAC Devices
Supports remote monitoring and control via Internet connections, allowing facility managers and homeowners to adjust and track HVAC performance in real-time.
Related Standards
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ISO/IEC 29341 Universal Plug and Play Architecture Series
The Control Valve Service is part 6-10 within a comprehensive UPnP architecture framework encompassing:
- HVAC System Device Protocols (Parts 6-1 to 6-17)
- Digital Security Cameras, Media Rendering, and Network Gateway Services
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ISO/IEC UPnP HVAC Advanced Services
Related parts include HVAC Zone Thermostat (6-2), Fan Operating Mode (6-11), Temperature Sensor (6-15), and Temperature Setpoint (6-16), enabling full HVAC system integration.
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IEC/ISO Network Management and Device Security Standards
These provide foundational frameworks for secure, interoperable device communication and network management in UPnP ecosystems.
Keywords: ISO/IEC 29341-6-10, UPnP ControlValve, HVAC device protocol, modulating control valves, air dampers control, building automation standards, intelligent HVAC networks, Heating Ventilation Air Conditioning, device control protocol, UPnP Device Architecture.
Open preview (PDF)Information technology - UPnP Device Architecture - Part 6-10: Heating, Ventilation, and Air Conditioning Device Control Protocol - Control Valve Service
