It can be controlled directly by any microcontroller. Relay timer ppc series are applications for pocket pc. Download the manual for the 4 channel relay board in pdf format. Guide for relay module with arduino random nerd tutorials. It works with relay controller boards of national control devices, robot electronics and velleman. This is a 5v 4channels relay module, it can be controlled directly by a wide range of microcontrollers such as arduino, avr, pic, arm and msp430. Download pdf basic manual explaining the basic functions of the programmable 4 channel voltageout relay module. The grove 4channel spdt relay has four single pole double throw spdt switches. Control eight relays using this i2c relay controller. I have a 4 channel usb relay board, k8402bsjh, 1982usb4ch, that comes with no labview drivers. Each relay has normally open and normally closed contact. The code provided is for 2 to 16 channel relay module to control ac or dc load.
However i do not know how to access these with labview to write my own custom labview function. Sainsmart 4 channel 5v relay module 5v 4 channel relay interface board, and each one needs 1520ma driver current equiped with highcurrent relay, ac250v 10a. Ks0251 keyestudio 4channel relay shield keyestudio wiki. Here we have used 12v 10amp relay in this pcb board, but you can also use 5v relays. This was my mistake, as i only had the 4 relay unit on hand when modeling the board and simply scaled the outside dimensions down to the 2 relay board. How to use 4 channel relay to control ac load with arduino code.
This usb 4ch relay board is an electronic circuit designed to be connected to a usb port on a computer, allowing you to remotely control 4 relay outputs. Northlight systems dmx512 to relay circuit board, includes. Crystal based oscillator for reliability of operation. Onboard led indicators light when a relay is switched. Wiring bluetooth hc06 in 8 channel relay with android. Input in1, in2, in3, in4, the signal line low effective. Vcc and com pin is connected to the 5v power supply, gnd pin is connected to the gnd, in1 and in2 pins are connected to the digital io pin.
There are other relay modules that are powered using 3. Relay control board software free download relay control. Then you will access the page pcb order to download gerber files of your pcb. Elegoo 8 channel dc 5v relay module with optocoupler. Industrial relay system from coupling relay to replacement for small power contactors coupling relay between the controller and the field the rif0 and rif1 relay modules are used in particular to safely couple signals between the controller and the field. This project is a general purpose 8 channel relay board. Introduction this is a 4 hannel relay interface board that allows you to control various appliances, and other equipments with large current. The 8 channel relay module has its own optocoupler also called optoisolator, photocoupler or optical isolator. The keyestudio relay shield has integrated a 4channel 5v relay module, which is fully compatible with uno r3 control board. Standard interface that can be controlled directly by microcontroller arduino, 8051, avr, pic, dsp, arm, arm, msp430, ttl logic active low. The 4channel relay on the shield is active at high level. A relay is a digital switch to control much higher voltages and currents than your normal arduino boards does. Relay board software free download relay board top 4.
It supports net work and com port connection between pocket pc and relay board. Each relay has a normally open no and a normally closed nc contact. Features supply 12v dc current consumtion 250mamps when all relays are in on state relay switch load 7amps ac dc. In some variants this port may not reachable by user because it is attached other. Usb four channel relay board relay board, usb relay and. This is a 5v 4channel relay interface board, be able to control various appliances, and other equipments equipment with large current. Quick timer r4x serial port tool software to control 4. Urmc4 4 channel usb relay module is great for controlling your devices through usb without any usb protocol knowledge. Connect the components based on the figure shown in the wiring diagram using pin connectors. When inputs a logic voltage, the relay will switch to allow current to flow or cutoff, depending on your wiring. Standard interface that can be controlled directly by microcontroller arduino, 8051, avr, pic, dsp, arm, arm, msp430, ttl logic active low optoisolated inputs. Demo video how you can control the usb 8 channel relay board from command line, browser and tablet the same time because of our command line tool.
Equiped equipped with highcurrent relay, ac250v 10a. This board is also compatible with the quick2wire interface board first check all items are correct in. Sainsmart 4channel 5v relay module for arduino raspberry. As such, power is amplified, voltages are adjusted or signals are electrically isolated. I some one could point me in the right direction for the information i would need to study it would be appreciated. A 12012, 500 milliamps transformer that was lying around with me. Circuit ideas i electronic diy projects i robotics. A four channel relay board from nsk electronics india. Vmb4ryld 4channel relay module with voltage outputs for din rail. Also the electrical paths for the aclines on the relaymodule should be wide enough min 3mm, as short as possible, separated from any other path on the pcb and not too close to each other. Check here for all the further information relating to this video. Usb four channel relay board, user manual 15 jan 20 1. Numatos urmc4 4 channel usb relay module provides exceptional value for money. For demonstrating the working of this relay module, we have used.
Working status indicator lights are conducive to the safe use 4channel relay interface board, which can be controlled directly by a wide range of microcontrollers such as arduino, avr, pic, arm, plc, etc. The project can control fan, ac lamps ac230vac110v or dc load upto 7amps. So you can connect and disconnect the load by controlling the level of the control signal port. I could fix this if i had another 2 relay unit or if someone could measure it for me.
Quad channel relay board is a simple and convenient way to interface 4 relays for switching application in your project. Standard interface can be directly connected with microcontrollers. Arduino modules 4 channel 5v relay board wholesale. Handson technology user guide 4 channel 5v optical isolated. The guide is for the assembly of the 4channel relay board for the raspberry pi. Individual relay can be controlled by simple commands. This relay module allows you to combine the processing power of the arduino to devices that use higher current and voltage. In this 4channel relay driver circuit we have used an optocoupler whic his triggered by active low signal, to trigger the npn transistor which further drives the relay. In other words, when the relay control coil is not energized, the relay switch contacts are closed, completing the circuit through pins 2 and 4. Integrated port expander mcp23008 from microchip controls eight relays through the i2c bus.
Quick time setting and high resolution make it fit for lights control, science experiment, home automation, industry control, energy conservation, and so on. Gnd self explanatory, this is the ground for the board. Description 8 channel relay board is a simple and convenient way to interface 8 relays for switching application in your project. Relay modules switch, isolate, and amplify signals reliably. Arduino digital pin to ini on relay board arduino 5v to vcc on relay board jumper vccjdvcc removed 12v external supply to jdvcc pin on relay board gnd external supply to gnd on relay board relays work when powering them directly. Arduino bluetooth relay 4ch app is android application which is used to control 4 channel relay module via bluetooth with bluetooth serial communication module support hc05, hc06, or hc07, using arduino or avr i am test with arduino uno and serial commnunication library to connected rx pin 10 and tx pin 11. You will learn the meaning of lower trigger and high trigger. Buy jbtek 4 channel dc 5v relay module for arduino raspberry pi dsp avr pic arm online at low price in india on. Quad channel relay board is a simple and convenient way to interface 4 relays for.
It can be controlled directly by microcontroller raspberry pi, arduino, 8051, avr, pic, dsp, arm, arm, msp430, ttl logic. How to set up a 5v relay on the arduino circuit basics. Relay output maximum contact is ac250v 10a and dc30v 10a. Optocoupler is a component that transfers electrical signals between two state of isolation circuits by using light, and prevent high voltage from affecting the system receiving the signal. From a brief glance at the board, it look slike the low voltage side of the board is the pins on the lower right. It only requires lowvoltage and low current signals to control those switches.
Ideal for use with arduino and other microcontrollers, this relay module uses data signals to selectively switch four 5v relays, each capable of handling 10a loads. We use an onboard stm32f030f4p6 to control the channels separately. It does so by providing four relays that are rated for 7a at either 28vdc or 10a at 125vac. This module should be powered with 5v, which is appropriate to use with an arduino. Project consist 4 channel nano relay shield, low cost infrared remote. Sainsmart 4channel 5v relay module 5v 4channel relay interface board, and each one needs 1520ma driver current equiped with highcurrent relay, ac250v 10a. It can be used to control various appliances and equipment with large current. With power indicator,8way road has a status indicator. It can be controlled directly by microcontroller arduino, raspberry pi, 8051, avr, pi, dsp, arm, arm, msp430, ttl logic. They are used to control 1channel, 2channel, 4channel and 8channel proxr relay controller boards of national control devices ncd. It is equipped with highcurrent relays that work under ac250v 10a or dc30v 10a. Inputs 05vdc ttl levels, with pullup 200kohm resistor.