The modular construction of distributed greenhouse integrated environment intelligent control system field controller
Technical field
The utility model relates generally to field controller field, relates in particular to the modular construction of a kind of distributed greenhouse integrated environment intelligent control system field controller.
Background technology
Prior art still can not be carried out omnibearing intelligent control to environment, need a kind of intelligent environment regulator control system, and the most crucial part of environment conditioning system is the formation of field controller.
Utility model content
The utility model object is exactly the defect in order to make up prior art, and the modular construction of a kind of distributed greenhouse integrated environment intelligent control system field controller is provided.
The utility model is achieved through the following technical solutions:
The controller of distributed environment regulator control system adopts modular hardware configuration, it is characterized in that: include watch-dog, input/output module, input/output module specifically can be divided into AI module, DI module and RELAY module; Watch-dog is connected with input/output module two-way communication, the signal input part connecting sensor of AI module, and the signal input part of DI module connects digital quantity input signal, and the signal output part of RELAY module connects adjusting device.
The controller of described distributed environment regulator control system adopts modular hardware configuration, it is characterized in that: described watch-dog has field bus communication and I/O management function, be responsible for and the information interaction of system monitoring administration and supervision authorities, and input and output control; The data interaction of watch-dog and monitoring management layer is mainly to realize by fieldbus networks communication task, input and output control is to realize by 485 telecommunication management tasks, watch-dog is as 485 communication main stations, according to 485 communication protocol management and control input/output modules of design, realize input collection and the output of system and control.
The controller of described distributed environment regulator control system adopts modular hardware configuration, it is characterized in that: described AI module is analog input module, be responsible for the pre-service of the external analog sensor collection signal of system, AI modular design has 8 tunnel input channels, is articulated under watch-dog by 485 communication buss.
The controller of described distributed environment regulator control system adopts modular hardware configuration, it is characterized in that: described DI module is digital quantity input module, be responsible for the collection of the external digital quantity signal of system, be mainly used in equipment state feed back input, DI modular design has 8 tunnel input channels, is articulated under watch-dog by 485 communication buss.
The controller of described distributed environment regulator control system adopts modular hardware configuration, it is characterized in that: described RELAY module, it is relay output module, be responsible for the output of system switching amount control signal, be mainly used in device drives, RELAY modular design has 8 tunnel output channels, is articulated under watch-dog by 485 communication buss.
The controller of described distributed environment regulator control system adopts modular hardware configuration, it is characterized in that: between each input/output module, numbered as unique identification and be distinguished from each other by module's address, watch-dog can be no more than 8 by administration module number; When configuration field controller, can count according to the required control of reality, the corresponding input/output module of apolegamy suitable quantity, is fixed on and controls in caisson with guide tracked splicing mounting means; Composite design mode flexibly, can realize most economical hardware configuration, rapid response design change.
The controller of described distributed environment regulator control system adopts modular hardware configuration, it is characterized in that: described watch-dog and input/output module Interface design are unified, all communication, power interface are positioned at upper edge, installation site, gather output signal and be all placed on edge under installation site, and all draw and receive on equipment electric binding terminal by case intraconnections.Control box adopts standard interface mode to design, and external interface has 1, Power supply mouth, 1 of on-scene communication bus interface and input/output signal line.
The utility model has the advantages that:
The utility model is easy to use, and signal treatment effect is good, can promote the use of.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
As shown in Figure 1, the controller of distributed environment regulator control system adopts modular hardware configuration, includes watch-dog 1, input/output module, and input/output module specifically can be divided into AI module 2, DI module 3 and RELAY module 4; Watch-dog 1 is connected with input/output module two-way communication, the signal input part connecting sensor 5 of AI module 2, and the signal input part of DI module 3 connects digital quantity input signal 6, and the signal output part of RELAY module 4 connects adjusting device 7.
Watch-dog 1 has field bus communication and I/O management function, is responsible for and the information interaction of system monitoring administration and supervision authorities, and input and output control; The data interaction of watch-dog and monitoring management layer is mainly to realize by fieldbus networks communication task, input and output control is to realize by 485 telecommunication management tasks, watch-dog is as 485 communication main stations, according to 485 communication protocol management and control input/output modules of design, realize input collection and the output of system and control.
AI module 2 is analog input module, is responsible for the pre-service of the external analog sensor collection signal of system, and AI modular design has 8 tunnel input channels, is articulated under watch-dog by 485 communication buss.
DI module 3 is digital quantity input module, is responsible for the collection of the external digital quantity signal of system, is mainly used in equipment state feed back input, and DI modular design has 8 tunnel input channels, is articulated under watch-dog by 485 communication buss.
RELAY module 4, i.e. relay output module, is responsible for the output of system switching amount control signal, is mainly used in device drives, and RELAY modular design has 8 tunnel output channels, is articulated under watch-dog by 485 communication buss.
Between each input/output module, numbered as unique identification and be distinguished from each other by module's address, watch-dog can be no more than 8 by administration module number; When configuration field controller, can count according to the required control of reality, the corresponding input/output module of apolegamy suitable quantity, is fixed on and controls in caisson with guide tracked splicing mounting means; Composite design mode flexibly, can realize most economical hardware configuration, rapid response design change.
Watch-dog 1 and input/output module Interface design are unified, and all communication, power interface are positioned at upper edge, installation site, gather output signal and are all placed on edge under installation site, and all drawn and received on equipment electric binding terminal by case intraconnections.Control box adopts standard interface mode to design, and external interface has 1, Power supply mouth, 1 of on-scene communication bus interface and input/output signal line.