Block-orientated control system having wireless gateway for communication with wireless field devices
First Claim
1. An apparatus in a distributed control system, comprising:
- a network interface configured to communicate with a network; and
a wireless gateway coupled to the network interface, the wireless gateway having;
a wireless gateway function block application process configured to map process information between a wireless network having a plurality of wireless network field devices and the network;
a wireless network management component configured to manage access to the wireless network, andat least one wireless field device function block application process, comprising;
a resource block configured to define a resource of the wireless fielddevice function block application process;
a function block configured to define input and output process information of a wireless network field device of the plurality of wireless network field devices; and
a transducer block configured to command and read hardware components of the wireless field device and provide respective process information to the function block,wherein the wireless gateway function block application process is configured to provide application clock synchronization between the network and wireless field devices.
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Accused Products
Abstract
An apparatus in a distributed control system having a network interface and wireless gateway coupled to the network interface. The network interface is configured to communicate with a network. The wireless gateway includes a wireless gateway function block application process configured to map process information between a wireless network having at least one wireless field device and the network. The wireless gateway further includes a wireless network management component configured to manage access to the wireless network and at least one wireless field device function block application process configured to define a resource and input and output process information of the wireless field device.
11 Citations
30 Claims
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1. An apparatus in a distributed control system, comprising:
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a network interface configured to communicate with a network; and a wireless gateway coupled to the network interface, the wireless gateway having; a wireless gateway function block application process configured to map process information between a wireless network having a plurality of wireless network field devices and the network; a wireless network management component configured to manage access to the wireless network, and at least one wireless field device function block application process, comprising; a resource block configured to define a resource of the wireless field device function block application process; a function block configured to define input and output process information of a wireless network field device of the plurality of wireless network field devices; and a transducer block configured to command and read hardware components of the wireless field device and provide respective process information to the function block, wherein the wireless gateway function block application process is configured to provide application clock synchronization between the network and wireless field devices. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A distributed control system, comprising:
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a network configured to provide a communication medium; at least one wired field device coupled to the network and configured to provide process information to the network; at least one wireless field device coupled wirelessly to the network, and configured to transmit process information; and a wireless gateway coupled to the network and in wireless communication with the at least one wireless field device, the wireless gateway configured to map the process information between the at least one wireless field device and the network in accordance with a control system communication protocol using at least one wireless field device function block application process, wherein the at least one wireless field device function block application processes comprises; a resource block configured to define a resource of the at least one wireless field device function block application process; a function block configured to define input and output process information of the at least one wireless field device; and a transducer block configured to command and read hardware components of the at least one wireless field device and provide respective process information to the function block, wherein the wireless gateway includes a wireless gateway function block application process configured to provide application clock synchronization between the network and the at least one wireless field device. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23)
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24. A method for communicating process information from a plurality of wireless field devices in a control system coupled to a network, comprising:
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providing application clock synchronization between the network and the plurality of wireless field devices; configuring a mapping of process information to a communication protocol; acquiring process information using a wireless field device; mapping the process information, using a wireless field device function block application process associated with the wireless field device, in accordance with the communication protocol; updating the process information using a wireless gateway function block application process operating according to the communication protocol; and providing the updated process information to components of the control system connected to the network, wherein the wireless field device function block application process comprises; a resource block configured to define a resource of the at least one wireless field device function block application process; a function block configured to define input and output process information of the at least one wireless field device; and a transducer block configured to command and read hardware components of the at least one wireless field device and provide respective process information to the function block. - View Dependent Claims (25, 26, 27, 28, 29, 30)
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Specification