CN204203674U - Based on the mine intrinsic safety type controller of modular technology - Google Patents
Based on the mine intrinsic safety type controller of modular technology Download PDFInfo
- Publication number
- CN204203674U CN204203674U CN201420288804.1U CN201420288804U CN204203674U CN 204203674 U CN204203674 U CN 204203674U CN 201420288804 U CN201420288804 U CN 201420288804U CN 204203674 U CN204203674 U CN 204203674U
- Authority
- CN
- China
- Prior art keywords
- module
- communication module
- interface
- functional module
- slot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Programmable Controllers (AREA)
Abstract
The utility model relates to Mine-used I. S electrical equipment, be specifically related to a kind of mine intrinsic safety type controller based on modular technology, comprise backboard, backboard is provided with communication module slot and some functional module slots, communication module slot is inserted with communication module, communication module is connected to distance host by CANBUS interface and RS-485 interface, some functional module slots are inserted with different functional modules, be respectively SPI between communication module and each functional module to communicate to connect, the kind of interface that can need according to different application situation is different with interface quantity, the functional module that flexible configuration is different, only need the module changed in slot just can change the function of controller, improve the compatibility of product, a product is enable to be applicable to more application scenario, field modification is all more convenient with maintenance, greatly reduce cost.
Description
Technical field
The utility model relates to Mine-used I. S electrical equipment, is specifically related to a kind of mine intrinsic safety type controller based on modular technology.
Background technology
Mine intrinsic safety type controller is Mine-used I. S electrical equipment, be applicable to the environment that underground coal mine has gas, coal dust explosion hazard, for detector switch amount/analog input signal, resistance signal, and export passive switch amount signal, analog signals, in coal production, the kind of interface that different application situation needs is different with interface quantity, when deisgn product in the past, the design of controller is often carried out according to concrete demand, causing controller can not be general, model is many, and kind is mixed, and cannot realize the compatibility of product.
Summary of the invention
The purpose of this utility model is to provide a kind of mine intrinsic safety type controller based on modular technology, this controller can according to concrete application demand, the functional module that flexible configuration is different, only need the module changed in slot just can change the function of controller, field modification is all more convenient with maintenance.
The purpose of this utility model is achieved through the following technical solutions: based on the mine intrinsic safety type controller of modular technology, comprise backboard, backboard is provided with communication module slot and some functional module slots, communication module slot is inserted with communication module, communication module is connected to distance host by CANBUS interface and RS-485 interface, some functional module slots are inserted with functional module, be respectively SPI and communicate to connect between communication module and each functional module.
The position of described functional module is not limit.
Described functional module slot is 6, is inserted with display module respectively, has 8DI module that 8 way switch amounts inputs detect, has 4DO module that 4 road relay nodes export, has the 4AI module of 4 tunnel 4 ~ 20mA current signal detection circuits, the 4AO module of exportable 4 tunnel 4 ~ 20mA current signals and have the 8PT module of 8 road PT100 temperature and resistance metering circuits.
Principle of work of the present utility model is, when device power, each module is independently carried out initialization and whether normally to be detected power supply status, carries out self-inspection to system, communication module has status indicator lamp, can indicate power supply status, module communication state and module failure state.Adopt the communication mode of principal and subordinate between communication module and functional module, in initialization procedure, communication module patrols and examines each functional module successively, obtains the module type of each slot and forms mapping relations in the internal memory of record.When host computer controls, carry out input by internal maps relation and detect and export control.Each functional module all carries out self-inspection, monitors port status and communications status, can reporting fault information at any time.
Have employed technique scheme, the utility model have employed modular technology based on the mine intrinsic safety type controller of modular technology, in coal production, the kind of interface that can need according to different application situation is different with interface quantity, the functional module that flexible configuration is different, only needs the module changed in slot just can change the function of controller, improve the compatibility of product, enable a product be applicable to more application scenario, field modification is all more convenient with maintenance, greatly reduces cost.
Accompanying drawing explanation
Fig. 1 is theory diagram of the present utility model.
Fig. 2 is the theory diagram of the utility model specific embodiment.
Wherein, 1 is distance host, and 2 is communication module slot, and 3 is functional module slot, and 4 is communication module, 5 is functional module, and 51 is display module, and 511 is liquid crystal screen component, and 52 is 8DI module, and 53 is 4DO module, 54 is 4AI module, and 55 is 4AO module, and 56 is 8PT module, and 6 is backboard.
Embodiment
See figures.1.and.2, based on the mine intrinsic safety type controller of modular technology, comprise backboard 6, backboard 6 is provided with communication module slot 2 and 7 functional module slots 3, communication module slot 2 is inserted with communication module 4, communication module 4 is connected to distance host 1 by CANBUS interface and RS-485 interface, 7 functional module slots 3 are inserted with display module 51 respectively, there is the 8DI module 52 that 8 way switch amount inputs detect, there is the 4DO module 53 that 4 road relay nodes export, there is the 4AI module 54 of 4 tunnel 4 ~ 20mA current signal detection circuits, 4AO module 55 and the 8PT module 56 with 8 road PT100 temperature and resistance metering circuits of exportable 4 tunnel 4 ~ 20mA current signals, be respectively SPI between communication module 4 and each functional module 5 to communicate to connect.Described display module 51 is connected with liquid crystal screen component 511.SPI is the abbreviation of Serial Peripheral Interface (SPI), SPI, is a kind of high speed, full duplex, synchronous communication bus, and on the pin of chip, only take four lines, has saved the pin of chip, simultaneously for the layout of PCB saves space, provides convenience.This controller can be provided with sheet metal shell and protect it.
The key technical indexes of this controller has: working power: (a) rated operational voltage: U1=18VDC; Working current: I1≤150mA; (b) rated operational voltage: U2=18VDC; Working current: I2≤300mA.Input/output signal: (a) 8 tunnel input without source contact type on-off model: counterlogic " 0 " when outer meeting resistance is not less than 90k Ω, counterlogic " 1 " when outer meeting resistance is not more than 500 Ω. wherein the 4th and the 5th tunnel is configured to frequency quantity input by dial-up and wire jumper, scope is 200Hz ~ 1000Hz, high level >=3V, Di electricity Ping≤0.5V, pulse width >=0.3ms; (b) 4 road passive relay export: contact rating DC24V/0.3A (resistive load), Jie electric shock Zu≤0.5 Ω; (c) 4 road 4mA-20mA current mode analog input, input circuit sampling impedance 50 Ω ~ 150 Ω; (d) 4 road 4mA-20mA current mode analog output, loaded impedance 0 ~ 350 Ω; (e) 8 road PT100 resistance detection: measurement range is 100.00 Ω ~ 161.05 Ω; (f) analog input and output process errors: ± 2% (F.S).
The transmission interface of this controller: RS485 communicates: (a) transmits mouth way: 1 tunnel; (b) transmission mode: master-slave mode, asynchronous, half-duplex, RS-485; (c) transfer rate: 4800bps, 9600bps (passing through software design patterns); (d) maximum transmission distance: 2km (MHYVRP transmission cable, sectional area of wire 1.5mm
2); (e) signal work Voltage Peak peak value: 2V ~ 12V.CAN communication: (a) transmits mouth way: 1 tunnel; (b) transmission mode: half-duplex, CAN; (c) transfer rate: 20kbps, 50kbps (being arranged by dial-up); (d) maximum transmission distance: 500m (MHYVRP transmission cable, sectional area of wire 1.5mm
2); (e) signal transmission operating voltage peak-to-peak value: 1V ~ 5V.
This controller is mainly for detection of intrinsic safety switching value/analog input, PT100 resistance inputs, and externally export intrinsic safety switching value, 4mA-20mA analog quantity, he have employed 8 way switch amount inputs, 4 way switch amounts export, 4 road analog inputs, 4 road analog outputs and 8 road PT100 resistance signal inputs.This controller is generally arranged on the dynamo-electric place of relatively concentrating of head, needs the place controlling or have analog quantity, On-off signal, during installation, can be suspended on the sidepiece of controlled equipment at other.
Claims (1)
1. based on the mine intrinsic safety type controller of modular technology, it is characterized in that: comprise backboard, backboard is provided with communication module slot and some functional module slots, communication module slot is inserted with communication module, communication module is connected to distance host by CANBUS interface and RS-485 interface, some functional module slots are inserted with functional module, be respectively SPI and communicate to connect between communication module and each functional module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420288804.1U CN204203674U (en) | 2014-05-30 | 2014-05-30 | Based on the mine intrinsic safety type controller of modular technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420288804.1U CN204203674U (en) | 2014-05-30 | 2014-05-30 | Based on the mine intrinsic safety type controller of modular technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204203674U true CN204203674U (en) | 2015-03-11 |
Family
ID=52661615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420288804.1U Expired - Fee Related CN204203674U (en) | 2014-05-30 | 2014-05-30 | Based on the mine intrinsic safety type controller of modular technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204203674U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103984271A (en) * | 2014-05-30 | 2014-08-13 | 常州联力自动化科技有限公司 | Mine intrinsic safety type controller based on modular technology and control method |
-
2014
- 2014-05-30 CN CN201420288804.1U patent/CN204203674U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103984271A (en) * | 2014-05-30 | 2014-08-13 | 常州联力自动化科技有限公司 | Mine intrinsic safety type controller based on modular technology and control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105095132B (en) | The electronic installation and its operating method for the USB master-slave equipment pattern that can automatically switch | |
| CN201765692U (en) | General meter-reading controller for carrier wave electric energy meter | |
| CN202583795U (en) | Hot-plug PLC multi-interface communication module | |
| CN103984271A (en) | Mine intrinsic safety type controller based on modular technology and control method | |
| CN204203674U (en) | Based on the mine intrinsic safety type controller of modular technology | |
| CN203084495U (en) | Comprehensive control box for tunneling machines | |
| CN103928861A (en) | Intelligent electric power monitoring device group | |
| CN203224774U (en) | Two-bus temperature and humidity monitoring device | |
| CN203038058U (en) | Programmable controller i/o slave station | |
| CN202050291U (en) | Distribution network automation feeder terminal | |
| CN202587019U (en) | Hot-plug Ethernet communication module | |
| CN204304165U (en) | Usb adapter | |
| CN203800580U (en) | Intelligent controller for low voltage breaker | |
| CN208862636U (en) | Transforming plant DC power supply smart measure and control device | |
| CN202583796U (en) | Hot-pluggable multichannel analogue output module | |
| CN203719730U (en) | Underground high-voltage power tunnel water level online monitoring device | |
| CN207611276U (en) | A kind of control system of grouting based on CAN controller | |
| CN207523442U (en) | The control device that a kind of pure electric automobile intelligence instrument is shown | |
| CN206959955U (en) | A kind of diagnostic system of natural gas orifice flowmeter | |
| CN207051796U (en) | Graphic display device of fire control room | |
| CN206133938U (en) | Electric power carrier wave communication formula road traffic signal falls timing indicator | |
| CN202453398U (en) | Eight-way multifunctional electrical parameter measuring instrument with bluetooth function | |
| CN104503359A (en) | Motor control device and application thereof | |
| CN204286607U (en) | A kind of SCM Based railway signal mechanical room environment temperature monitoring device | |
| CN202583799U (en) | Hot-plug master programmable logic controller (PLC) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20170530 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |