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Shenzhen Jingmin Digital Machine Co.,Ltd.
Shenzhen Jingmin Digital Machine Co.,Ltd.  

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industrial-grade 4 inputs and 2outputs serial port controller 

Payment Terms: T/T,L/C,WU;paypal 
Place of Origin: Guangdong, China (Mainland) 
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Product Detail

Model No.: JMDM-COM4DI2DOMR
Production Capacity: 10000pcs/month
Delivery Date: 2 days
maximum load: AC220V/10A, DC24V/10A
Means of Transport: Ocean,Air
Packing: antistatic and shockproof c...
Brand Name: JMDM

is an industrial-grade high-performance mini-PLC,It is programmable logic controller,RS485/RS232 interface can to be selected.

1. The Product description
1) the Product introductionjmctrl at msn dot cn
JMDM-COM4DI2DOMR is an industrial-grade high-performance mini-PLC which independent research and development by Shenzhen Jingmin digital machine Co., Ltd. It is can programmable logic controller. It is all be called 4 input and 2 output serial port controller, 6 points digital (IO) SCM serial port controller, it is the minimum system of JMDM serial SCM serial port controller at present. 4-channel full Opto-isolated digital input, 2-channel Opto-isolated and relay isolated output, anti-static , anti-strong electromagnetic interference, each channel of the maximum load is AC220V/10A, DC24V/10A, RS485/RS232 interface can to be selected.
2) The use of the input point:
Can be used to collect the below 4-way infrared sensor switch, photoelectric sensor switches, proximity switches, Hall sensors of digital binary signals, or DC circuit of the power line signal-off detection.
The specific applications are as follows:
1) Widely used in industrial or civilian aspects of the switch digital signals of the RS232 field data collection, the RS485 remote data collection, remote monitoring and control applications;
2) Is widely used in intelligent interactive multimedia industry: a virtual open book, air open book, electronic open book, Taking a open book, Magic open book. Virtual electronic open book, virtual air electronic open book, intelligent multimedia control wall, light and shadow interaction control, the LED interactive control, virtual Intends to process control systems, such as advertising, exhibition hall application; can be used as intelligent multimedia controller, interactive multimedia controller, projection mutual Dynamic controllers, light and shade interactive, LED interactive controller intelligent air control, the virtual air electronic intelligent the multimedia controller.
3) Widely used in access monitoring of the place such as shop, hotel, engine room, electricity well, lift.
4) Widely used in line off detection, line exclusive quality testing.
Output use:
Industrial or civilian control equipment, switch control of two-way exchange of load, such as power supplies, household appliances, audio and video equipment, industrial field devices, LED dot matrix screen or monitor display terminal equipment, solenoid valves, contactors, AC and DC "circuit on-off switches, etc. ..
The specific applications are as follows:
1) Engine room equipment, hotel, room power switch, audio and video equipment switch control;
2) the Intelligent home appliance control;
3) Internet appliance control;
4) Advertising the sandbox lighting control;
5) Industrial field machinery and equipment, AC contactors, solenoid valves, AC induction motor and other switch control.
The difference between with the JMDM serials IO controller:
   It is the smallest in the JMDM series a variety of I / O controller system can be used for the study and experiment of single-chip serial communication. Products with industrial-grade lightning, strong anti-electromagnetic interference, stable and reliable, compact and practical economic advantages, is the second with a minimum number of points of microcontroller industrial serial controller
in the JMDM serials of I / O industrial controllers JMDM-20DIOV2, JMDM-28DIOMT/MR, JMDM-4DI16DOMT, JMDM-4DIOMT/MR, JMDM-120DIOMT/MR.
The Technical parameters and features
2. Working power: DC24V (or AC18V 1A), can customize for DC12V 1A (or AC12V 1); Controller comes with the rectifier circuit, input regardless of negative and positive, so AC and DC can universal.
8 high-Performance the SCM control;
4. 2 kinds of communication interface is optional: 1 RS485 interface and 1RS232 interface can select by setting the two short-circuit cup. A standard RS232 serial port communication interfaces (anti-15KV static shock), can communicate with computer and other host computer , etc. constitute a large communication system; can directly download procedure by RS232 interface, non-burner, convenient for program modify and upgrade.
5. The working status indication of the controller: two LED lamp display the power supply and running status respectively;
6. Two-channel relay output: Opto-isolated and relay isolation of two isolated outputs, stronger anti-interference ability, no dry contacts form, can directly control the maximum AC of 220V voltage and DC 24V; each channel of maximum output current is 10A; the output the interface can read back.
7. 4 opto-isolated digital inputs, inputs voltage range of the digital input is 3.3V-24V; input current for 5-10MA; can be used for the detection of external signals of sensor input, such as photoelectric sensors, infrared sensors, Hall sensors, proximity switches, inching switches, and other digital input devices, etc.
8. System stability: relay output using high-frequency filter circuit to produce minimum harmonic; to make the system have a high stability and long working life;
9. Three kinds of working way: supporting of independent control (can be used for C language programming), RS232 serial monitoring (the maximum communication distance is 10 meters), RS485 serial monitoring (the maximum communication distance is 1KM)
10. System stability: with industrial lightning-proof, Anti-strong electromagnetic interference, high reliability performance, no crash.
11. Digital working status indicator light: each digital input and output has a indicator light, easy to observe the I / O working state;
Dimensions: Housing: 115mm*90mm*40mm; PCB board: 91mm*85mm *22mm.
2 of the Using instructions
3.1 Hardware connection notes
JMDM-COM4DI2DOMR default to use the 24V power supply (can also be customized for 12V) and DC-AC universal, it is regardless of negative and positive and the controller with rectifier module.
2. Strict according to 2 pages of wiring diagram attached with the back of the products, wiring instructions, wiring diagram sample, connection of the digital input and output load, power supply wiring, serial port line connecting to the computer and the controller.
3. 0 ~ 24V DC and AC are available for the output external power supply of the controller, depending on the operating voltage of the load device, ie The relay output port external voltage of the controller should be match with the corresponding external input and output devices. [Attention: Each load should not exceed 220V/10A. Otherwise it will burn out the relay]
3.2 operating the mode
3.2.1 of the work of the Independent control mode:
1. To open the electronic version of the technical information supplied with the product: product information, programming software, download software, read again the technical information.
2. According to wiring diagram attached with the instructions to connect the serial communication line between the computer and controller
3. Install the keil C programming software and attached with the products;
4. To open the C51 sample procedure of the controller in the keil c software, using input and output of function library to write SCM C language procedure automatically.
5. Compiler and download: when the Controller downloading the program, the controller just need to plug the power supply and connect the computer and controller with a serial cable. After program compiles passed, using STC-ISP to download software download to JMDM-COM4DI2DOMR controller; the general chip model is STC11F04E, to open the shell to see the chip model for details.
6. Wiring: after double check the correct, and then connect the power supply of the controller; connected the peripheral input and output signal can independent realize the logic and timing control of input and output.
3.2.2 Serial port (RS232 or RS485) monitoring mode:
  1. Open the electronic version technical information attached with the product, and read the technical information;
  2. To connect the wiring between the controller and equipment attached with the instructions according to the wiring diagram. According to the communication need to set the jumpers for choose of RS232 or RS485, the default setting is RS232 communication. When RS232 communication, connect the RS232 serial port between the computer and controller using a presenter RS232 serial port directly, when RS485 communication, if the PC only RS232 interface, you need external a RS232 turn to the RS485 module, after using twisted-pair to extend the communication distance, then connected to the remote controller RS485 the interface directly.
  Connected the power supply of the controller after double-check and correct;
  4. Customer secondary development: The customers can secondary development and integration to the third system software proper motion according to communication protocol and reference to the sample VC sound code or use universal serial port debugging software according to the communication protocol to sending serial port instructions to the controller.
  Communication distance: 5.
The way of RS232 serial port control range is in 10 meters, one to one relationship of the computer and the controller.
When RS485 serial port control, you need external a RS232 turn to the RS485 module, the maximum communication distance is 1.5KM, one to many relationships of the computer and the control, a computer can up to control 255 controllers, each of the controller can set a different address.
3 Specification:
The Working temperature: -10 ~ +65 ° C;
The Storage temperature: -20 ~ +80 ° C;
Humidity: 5 ~ 95% no condensing;
4. Power consumption (no external equipment): +24 V 0.5A (typical values);
4. Use
1. Can control the voltage range of AC 0 ~ 220V or DC 0 ~ 24V of the implement devices such as AC contactor, cylinder, electromagnetic valve, relay, heating wire, normal electromotor, bulb, LED string lights, normal motor and the on and off for the equipment of the output, the load;
2. Can realize the weak control of a variety of exchange of strong electric load on and off;
3. Can serial port remote, real-time monitoring and control the on and off of the production site of the power plant, automated workshop, remote engine room and other equipment, lightning, power supply, audio, video, electronic access control, save the manual laboring and save the labor cost.
4. Can be used for intelligent interactive multimedia industrial, such as virtual air open book, virtual play pingpong and the projection interactive games, showing, lighting interaction, LED interactive show and so on.
5. Can be used for the computer to centralize control the industrial of the buildings, advertising, arena switch of the multimedia equipment, intelligent control of the home appliance of lighting, audio; the switch of a variety of computer external equipment;
Can be used for a variety of distributed control system, remote IO module, remote control system;
7. Can be used for the lighting control of a variety of sandbox, buildings, bridge;
8. The controller having four-channel optical isolated digital input, two-channel relay output, can constitute of same micro-control system supplied for single-chip serial communication learning and experiment.
The Shipping information and methods
1, the Shipping the list: The controller, programming download line, electronic version product information.
Independent controls the electronic version of the product information: KeilC software and tutorial, STC-ISP downloads software, product information (example procedure, instructions and wiring diagram).
Serial port controls the electronic version of the product information: product information (jingmin serial port monitoring software, communication protocol, instructions and wiring diagram), PC VB source code (secondary developers need to use can be obtained).
2, Delivery way: Payment and then delivery use express delivery. Package standards: antistatic and shockproof carton
After-the sales the service
1, Since the date of the product sold under the normal use of the hardware failure, one year warranty, repair cost is charged only after the warranty period.
2, Technical support: Provide telephone and network remote online technical support.

Ms. Crystal Deng
skype Ms. Crystal Deng

Tel: 86-755-23056703
Fax: 86-755-29355820
Mobile: 139 2461 8386
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Company Info

Shenzhen Jingmin Digital Machine Co.,Ltd. [China (Mainland)]


Business Type:Manufacturer, Distributor/Wholesaler
City: Shenzhen
Province/State: Guangdong
Country/Region: China (Mainland)

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