In this quick video, i show how i combined a pir passive infrared motion sensor, a relay controller shield from seeed studio, an arduino uno, and a 120v. Connect a grove relay to port d4, connect two grove button to port d2 and port d3 of a base shield. Relays are useful in switching onoff ac appliances like fan, light, motor or high current dc actuators like solenoid valve etc. The relay shield is an arduino compatible smart module with 4 mechanical relays providing an easy way to control high voltage.
Here we will show you how to use the relay shield to control a dc motor. Add the thickness of the wires connected to the relays 5. Add the protection for the multipower supply when use with arduino 4. This shield provides regulated power 5v to the seated particle device and relays. How to use 4 channel arduino relay shield with code. Fusion pcb manufacture, pcb assembly, cnc milling services and more. This coversheet was created by verical, a division of arrow electronics, inc. If you are interested in finding out more about the relay, you can check our arduino tutorial on how to control high voltage devices with relay modules and types of relay. Sold by seeed studio official and ships from amazon fulfillment.
So the voltage of relay pin is a start voltage, and the 9v is a operation voltage, but none of voltage flow between the pin of relay nc,no,com without plugging external circuit into it. Benefiting from local manufacture power and convenient global logistic system, we integrate resources to serve new era of innovation. Seeed studio grove modules are readytouse, building block approach to prototyping electronics. Im attempting to learn to use a seed studio relay shield v1. The shield has four relays that are controlled by pins d3, d4, d5 and d6 on the particle device. Plug relay shield onto arduino duemilanove or compatible board.
Seeed is dedicated to providing reliable and scalable datacollection solutions to system integrators and service providers. We also provide a relay shield for arduino, this shield integrates four mechanical relays, can carry 8a, 30v load. Standardized shield form factor enables smooth connection with arduino and compatibles. In this video you will learn how to use 4 channel arduino relay shield with codedownload the code for this video.
The relay shield is an arduino compatible smart module with 4. Xbee form socket for directly control by seeed rfbee the 4 relays can be directly controlled by the rfbee through the 4 dio ports of rfbee can be bought separately from seeed studio. Buy shields for arduino from seeed studio, we have served 2 million makers around over 200 countries. Which means it could be a nice solution for controlling devices that couldnt be directly controlled by arduinos digital ios. Seeed also works with global distributors and partners to push open hardware movement. Seeed studio seeed studio accessories are available at mouser electronics. With the xbee form socket and 315433mhz rf module interface, the relay shield can be remotely controlled, making it easy to use in robotics, industry control, smart houses etc. We use a lithium battery as the power supply for the motor. Seeed studio 4 relays module module has 4 high quality relays providing independant spdtswitching. Rfbee cascading control interface as the rfbee has 12 dio ports, 2 more relay shield 8 more relays could be controlled through one rfbee. The relay shield is an arduino compatible smart module with 4 mechanical relays. It could be a nice solution for controlling devices that could not be directly controlled by arduinos digital ios. The grove system consists of a base shield and a wide variety of modules with standardized connectors. Double relay shield with only one arduino board schematic.
Keyestudio 4 channel relay shield 5v for arduino controller r3 arm pic avr stm32 raspberry pi high level trigger relay module expansion board 4. It is possible to control the relay shield through arduinodfrduino using digital ios with external 9v supply. The arduino 4 relays shield is a solution for driving high power loads that cannot be controlled by arduinos digital ios, due to the current and voltage limits of the controller. Dfrobot relay shield for arduino introduction the dfrobot relay shield is capable of controlling 4 relays. With the built in xbee socket, it can be wirelessly controlled via xbeebluetooth. How to use 4 channel arduino relay shield with code youtube. The attached document was created by the part supplier, not verical, and. This library allows control of this shield in a consistent manner. The schematic for the relay shield is simple and self explanatory. I created an updated but not tested, version of the library at seeed studio relay v2. The max switching power is 35vdc 70w for each channel. I dont believe the problem is my sketchcode because when i run it i can hear a clicking sound that im assuming is the relays openingclosing. Standardized shield form factor enables smoothly connection with. Seeed studio has developed more than 300 grove modules covering a wide range of applications that can fulfill a variety of needs.
It covers control to normal load circuits with 4 photocoupled solid state relay capable of switching dc90w or ac360va. Seeed relay quick selection diagram, you can click the diagram to view the original file. If you are interested in finding out more about the relay, you can check our arduino tutorial on how to control high voltage devices with relay modules and types of relay which one should use. The shield also has four led indicators to show the onoff state of each relay.
Usage with arduinoseeeduino relay shield could be directly controlled by arduino. Arduino uno, seeedstudio relay shield, and pir motion. Connect the dc motor and relay shield as shown below. Standardized shield form factor enables smoothly connection. The relay shield utilizes four high quality relays and provides nonc interfaces that control the load of high current. Grove base shield is the new version of electronic brick shield. Standardized and stackable shield board compatable with the arduino io pins. However, it does not support power to the devices controlled by the relays.
Make the terminas not touch the usb connector of arduino 3. Seeed studio relay shield provides an easy ways for smart appliance control. Designed with an extremeeasytouse mindset, our product enables you to develop, deploy and scaleup your applications flexibly, globally, and of course, rapidly. It can be directly controlled by arduinoseeeduino through digital ios with external 9v supply. The relay shield provides four high quality relay that can control high current loads to arduino seeeduino boards. It can be directly controlled by arduinoseeeduino through digital. Seeed studio grove relay digital open switch with peak voltage. The relay shield provides a solution for controlling high current devices that cannot be controlled by the arduinos digital io pins due to their current and voltage limits. The relay shield features four high quality relays and provides nonc interfaces, four dynamic led indicators to show the onoff state of each relay, and the standardized shield form factor to provide a smooth connection to the arduinoseeeduino board or other arduino compatible boards. An easy to use arduino library for the seeedstudio relay shield version 2.
I had an idea for a project, a raspberry pibased power controller for my media center. The shield features four relays, each relay provides 2 pole changeover contacts no and nc. It can be directly controlled by arduinoseeeduino through digital io. A couple of minor issues, on this one you havent bussed the 3 ground wires as you have in the 3. The single pole double throw spdt relay is quite useful in certain applications because it has one common terminal and 2 contacts which are great for selecting between two options. The base shield allows for easy connection of a microprocessor input or output from the grove modules, and every grove module addresses a single. The swd interface is used by default when programming firmware, if you want to use the i 2 c actually work as the boot uart, you should set the boot high. More information you can refer to the schematic of relay shield. Electronics products and services for makers to engineers. The 4 relays can be directly controlled by the rfbee through the 4 dio ports of rfbee can be bought separately from seeed studio. The groverelay module is a digital normallyopen switch. The relay shield allows you to control any normal outlet or high voltage product from anywhere. The grove 4channel spdt relay has four single pole double throw spdt switches.
It only requires lowvoltage and low current signals to control those switches. Connecting 12v solenoid valve using arduino uno and seeed. It can be directly controlled by arduinoseeeduino through digital ios with external 9v dc supply. The relay shield provides a solution for controlling high current devices that cannot be controlled by the arduinos digital io pins due to their current and voltage. It also provides no normally open nc normally closed interface. The relay shield provides four highquality relay that can control high current loads to arduino seeeduino boards. The onboard no normally open nc normally closed interface could be a nice solution for controlling devices that could not be directly controlled by arduinos digital ios.
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