8 channel usb relay module

The Advantech USB-4761 is a powerful data acquisition (DAS) module for the USB port. ICStation 8 Channel ICSE014A Micro USB Relay Module for Arduino. in: Car  The general purpose of the Relay board is connection to a PC's USB port USB Relay Controller - Eight Channel (FTDI) 12V One USB 8 channel controller crelay/relays/SainSmart-USB-4-8-channel/ page: http://www. 00 EGP; Relay Relay Module (8 channel) 120. 00 EGP. This is a 5V 8-Channel Relay interface board able to control various appliances, and other equipment with large currents. I think im ok with the wiring but my question is about the three pins on the relay board marked Gnd Vcc JDVcc Each such board requires one USB port. Widely used for all MCU control, industrial sector, PLC control, smart home control; Product Name : 8-Channel Relay Module;Output Channel : 8 Power Supply : 5V;Load Voltage : AC 250V 10A,DC 30V 10A Total Size : 137mm x 56mm x 17mm/ 5. Each high quality relay is rated at 1Amp and the normally open, normally closed and common connections are available via screw terminals. It's designed to switch up to 8 high current (10A) or high voltage (250V) loads from a microcontroller! Each relay can be individually switched on/off by an opto-isolated digital input, which that can be connected directly to a microcontroller output pin. 2″ x 0. com: 8 Channel USB Relay Module: Computers & Accessories. 1 x 8 Channel MICRO USB Relay Module. Numato’s URMC8 8 Channel USB Relay Module provides an exceptional value for money. 1 Features USB-4761 has the most requested measurement & control functions: • 8 relay output (Form C) and 8 isolated digital input channels Devantech USB relay board provides 8 voltage-free contact relay outputs with a current rating of up to 1A each. Once you know, you Newegg! 12V 1/2/4/8 Channel Relay Board Module for Arduino Product Parameters: Maximum load:AC 250V/10A, DC30V/10A SMD optocoupler isolation, strong driving ability, stable performance; trigger current 5mA the module voltage 12V each channel module can be set high or low triggered by jumper fault-tolerant design, even if the control line is broken, the Wiring 8 Channel Optocoupler Relay Module. Smart Home Using an 8-Channel RS232 Relay Module This project aims at implementing a powerful platform for connected home applications using an 8-Channel RS232 Relay and various sensors. 8 channel relay module board with an I 2 C connection; control utility and example script for Raspberry Pi and Linux, with source code; comes with example code for Arduino; up to 8 boards can be connected to each I 2 C bus; each board can be assigned an I 2 C address between 0x20 and 0x27 by the DIP switch SW1 ule. The set includes: - One USB control board 5V 2-channel relay module; 5V 1-channel relay module; 5V 8-channel relay module; 3. Designed by Peter Jakab, Ships from United Kingdom Control interface: USB; Exceptionally low maximum current consumption; The Devantech 8-Channel USB Relay Module provides eight volt free contact relay outputs with a current rating of up to 1Amp each. 1x WiFiBee WiFi Wireless module. If you are using this module to control high voltages like something connected to a wall socket, please exercise caution. 1 Features USB-4761 has the most requested measurement & control functions: • 8 relay output (Form C) and 8 isolated digital input channels I have a question about the 8 Channel USB Relay Module. It offers features for industrial control and manufacturing test applications, such as factory automation or embedded machine control. It features a unique circuit design and complete functions for data acquisition and control. It will return a byte identifying itself. Add to cart. Numato Lab’s 8 Channel USB Relay Module is a great product for controlling electrical and electronic devices remotely from a PC or Mobile Device over USB link. The usb relay board is with 8 SPDT relays rated up to 7A each. The USB-RLY08-B is an update of the obsolete USB-RLY08. 00: USB-ERB24: USB-based 24-channel electromechanical relay interface device: $410. The ADU208 can  4/8 isolated 24V Channels / USB Digital Output Module / Sold State / SPDT Relay Module / DIN Rail Mount / API for . URMC8 8 Channel USB Relay Module is great for controlling your devices through USB without any USB protocol knowledge. 8-channel relay module with an I2C IIC connection for Raspberry Pi, Arduino, OpenWrt and more. relay_all_off() - Turns all of the relays off simultaneously. Commonly used for driving high voltage devices such as lights and fans with a low voltage connected to MCU. You will need: 2 or more LED's The default state of the relay when the power is off for COMM (power) to be connected to NC (normally closed), this is the equivalent of setting the 4 Relay boards IN pin to HIGH (has +5v sent to it) It is a safety feature to notuse the NC connector in-case you Arduino looses power it will automatically turns off all the devices connected to Type R81E24, 8 Channel Relay Interface Module, 24 Vdc Input, 12 Vac Output, SPDT, Pluggable Connections, Negative Common, DIN Rail Mounted, 26-14 AWG ASI XR081E24 8 Channel Relay Interface Module, 24 Vdc Input, 12 Vac Output, SDPT, Pluggable Connections, Negative Common, DIN Rail Mount, 26 to 14 AWG. Can be used with Arduino microcontroller or Raspberry Pi. 600. The relays on this module are controlled by simply using the digital outputs from your microcontroller to flip the relay switches. My plan is to use the 5v from the usb to power the arduion and i have a separate 24v psu for the relay side. With power indicator,8-way road has a status indicator. USB 8 Channel Relay Board This is relay card with eight SPDT relays which is controlled via PC USB port. URMC8 8 Channel USB Relay Module is great for controlling your devices through USB without any USB protocol knowledge. NET, Java, Python, Windows, Linux. It has eight on board 12v DC relays that can switch up to 10A load. Relay module with 8 onboard relays. This is a 5V 8-Channel Relay interface board, Be able to control various appliances, and other equipments with large current. Minimal documentation was confusing, so I'm documenting my findings here for my future self and others. Installed the drivers found on Numato. See earlier videos: http://youtu. ENC28J60 Network Module / USB - 1/2/4/8 Channel Relay Adapter Module. 6. 5V 8-Channel Relay interface board, each one needs 15-20mA Driver Current; Equiped with high-current relay, AC250V 10A ; DC30V 10A; Each relay has normally open and normally closed contact. for more details please refer the the CSRBC417 Datasheet. 8-channel relay output modules, relay output contacts 250A 10A. This modules plugs in to your design seamless. Cheap 8 channel, Buy Quality relay board 8 directly from China 8 channel relay Suppliers: DC 5V 8 Channel 8-CH Relay Module Board With Optocoupler LED Microcontrollers for Arduino AVR PIC ARM PLC Enjoy Free Shipping Worldwide! Limited Time Sale Easy Return. This is a WIFI Relay remote control kit. SainSmart 8-channel 12 V USB Relay Board Module Controller For Automation Robotics. Screenshot Manual Mode - here. The USB-4761 is a relay actuator and isolated D/I module for USB bus. Shop with confidence. ule. Individual relay can be controlled by simple commands. Relays - 8 Power - Powered from standard USB bus Control interface - USB Relay current - Up to 1Amp @30vdc or 60vac. Can be selected by jumper relay and TTL or ground. 1. 90mA with all relays on. has become so easy. WARNING: HIGH VOLTAGE IS DANGEROUS. Ease of use and wider operating system compatibility are the primary goals behind this product’s design. The processing hardware is powered and instructed from any standard USB bus and the power for the relays is via the 2. Page 12 2 Channel USB Relay Module – User Guide For example, here is the response for “ver Buy 8 Channel Relay Module online and shipping across india 8 Channel Relay Board (5V) Use this 8 Channel Relay Module board to interface any Microcontroller with Electrical Appliances/Loads. 1x Mini usb cable. 7. The module exposes a configuration value you will want to keep in mind as you work with the board: This 4 Channel 5V Relay Module has the ability to switch up to four circuits using digital signals from a microcontroller. 4″ x 2. bit stands for IO state, 1 for open, 0 for close! This neat relay module features 8 x 12V relays rated at 10A/250V each. This is Eight Channel relay board controlled by computer USB port. With a relay coil to absorb the diode protection. Intermediate Full instructions provided 2 hours 861 Sainsmart 8-channel 5v Relay Module Schematic SainSmart 8 Channel Controller USB HID Programmable Control Relay Module Overview: This is the new SainSmart 8 Channel cont. The USB Digital Output Module allows the generation of high/low signals as well as to control power consumers. 1x 8 Channel USB/Wireless Relay Module. 8 on board 12V SPDT Relays. It is also able to control various appliances and other equipment with large current. The more USB ports you have the more Relay boards you may connect. Numato's URMC8 8 Channel USB Relay Module provides exceptional value for money. 2 Channel 5V Relay Module. Hi all, I just got myself an 8 Channel USB Relay that I intend to control with the MacHIDMBS PlugIn. Buy CEBEK - 4-Channel USB Relay Board at CPC Farnell. be/xc1daIb1LVc After receivi ICStation 8 Channel Relay Module. Relay Timers Demonstrated with a 16-Channel USB Relay Module (ProXR Part 5) This video demonstrates ProXR relay timer commands using a 16-channel USB Relay Module. It contains 8 x 12V relays rated at 10A/250V AC (DC 30V/10A). 1 Features USB-4761 has the most requested measurement & control functions: • 8 relay output (Form C) and 8 isolated digital input channels With Ethernet relay, IoT(Internet of things). The relays are controlled by USB capable Microchip PIC Microcontroller (PIC18F14K50) and comes with built in firmware that supports simple commands to control relays and read relay status. Features. This relay module is 5V active low. This is application that allows the USB 8 relay board to be controlled from your PC. A few things I have done so far: Plugged the module into my computer using a USB A to B cable. The 8 channels are optically isolated, safe, reliable, anti-interference. 8-Channel 5V Relay Module. Brand New. It is an 2-channel relay interface board, which can be controlled directly by a wide range of microcontrollers such as Arduino, AVR, PIC, ARM, PLC, etc. So it is possible to drive up to 8 relays using only one or two I/O pins! Send it 0x50 at startup to get its attention. The relays used on this board are premium ultra low power 50mW coil types, this means the boards current  Devantech 8-Channel USB Relay Module and other robot products. I found that all of the fd. Simply put, our boards will withstand the rigors of everyday use and the relays are rated for millions of cycles! The USB-RLY16 provides eight volt free contact relay outputs with a current rating of up to 16Amp each. The processor is powered and instructed from any standard USB bus and the relay power is obtained by the DC power input adaptor. Bought this relay module from China. The "USB-RLY08-B" is an eight channel relay module that is powered and controlled via a USB connection using a simple command set. If you want to switch up to 8 high current / high voltage loads from a microcontroller, this 12V relay board can do it. 3V 1-channel relay module; Relay Pinout. USB Controlled Relay Board electronic kit K8090 Click these images for a larger view. There are 8 indicators representing each relay channel led from the board. SainSmart SSR-2F Solid State Relay and USB Interface Relay(5V,12V). In this guide you will set up the 2 channel relay module to control some LED's with a toggle switch. It provides 8 optically-isolated digital inputs with isolation protection of 2500 Vdc for collecting digital inputs in noisy environments and 8 relay actuators for serving as on/off control devices or small power switches. Wireless Relay Switch 8 Channel. Since the relay module is an output to the controller it can be located Input Current Range: 250 amps USB-ERB08: USB-based 8-channel electromechanical relay interface device: $295. The module uses a parallel FIFO FTDI's bi-directional data transfer USB chip, For microprocessor which provides 8-bit parallel data bus D0~D7, For external host is a standard serial bus or virtual interface, Maximum data transfer rate of up to 1MB/s, Provide USB 1. input current: > 800Ma. Dimensions: 107x98x27mm; Windows Support: Windows 8, Windows Server 2012, Windows 7, . The test python code shown on the website does not work using Python 2. 500mA@110vac. Contact us. The complete includes: - 1x USB to RS485 FTDI interface Board - 1x RS485 to 8 Digitally Outputs controller, RS485 BUS ID: 01, Relays: 1-8 (12V) - 1x 8 RELAY board (12V) The "USB-RLY08-B" is an eight channel relay module that is powered and controlled via a USB connection using a simple command set. There are 8 relays each capable of  The ADU208 USB Relay I/O Interface allows control of 8 relay contact outputs, 8 contact or TTL inputs, and 8 event counters via a USB port. Regarding the ICStation MICRO USB Control 5V 4-Channel Relay Module, otherwise known as ICSE012A 5V relay module. 00: USB-PDISO8/40 This relay module is 5V active low. 12V. A Relay is an electrically operated switch. The required power is 12V DC / minimum 500 mA. Control of 4/8 digital output channels or relays. 7″ (L*W*H); Buy 8 Channel Micro USB Relay Module Upper Computer 5V 10A ICSE014A Precise with fast shipping and top-rated customer service. The following figure shows the relay module pinout. 250mA@250vac Connections - Screw Terminals for N/O N/C and Common contacts. Once you know, you Newegg! As well as from miniature, subminiature. 00: USB-PDISO8: USB-based eight Form C relay and eight isolated high-voltage input interface device: $345. In this window, leave • all settings to defaults except Flow Control which needs to be set to “None” and click OK. T102 is a 8-Channel computer controlled relay board interface that allows independent remote control of the eight mains rated relays from your PC  1,2,4,8,16 USB Relays Controller; 24,32,64 Channel USB Relays Module; USB Relay Module With Analog Inputs; USB Relay Controller With GPIO Digital I/O. And whether 8 channel relay module is sealed, or epoxy. Can also be used in driving high power motors. Relays work like switches that a triggered electronically. It uses a different USB driver, otherwise is a drop in replacement. USB/Wireless Relay module Description: ule. Relay Timers are a powerful tool in the ProXR command set. Apr 16, 2016 URMC8 – Numato Lab's 8 Channel USB Relay Module is a great solution to automate the industry easily through USB without any USB  Feb 18, 2016 Numato Lab's 8 Channel USB Relay Module is a great product for controlling electrical and electronic devices remotely from a PC or Mobile  Amazon. This I2C 8-channel relay controller was designed to function as a shield for Particle Electron. Introduce: This module uses HID technology, doesn’t need any drivers, plug and play. Available in one, four and eight channel versions, these modules can switch up to 10A per channel. I have a question about the 8 Channel USB Relay Module. 7″ (L*W*H); 8 channel USB Relay Module . Relay output maximum contact is AC250V 10A and DC30V 10A. You may control devices 220V / 120V (up to 4) directly with one such relay unit. ca: Tools & Home Improvement. Controlled from any standard USB bus. I've been looking for a couple hours now and I would like to get my Sainsmart 8 channel usb relay working using python. There is two modes - Manual Mode and Timer mode. Whether your industrial application requires a 24Vdc relay module or another coil voltage like 24Vac/dc 110Vac/dc, and 230Vac ASI delivers. Each relay has an LED to indicate when it is oper ated. Low level trigger 8-channel relay capable of controlling 10A 30V DC or 10A 250V AC signals. relay_all_on() - Turns all of the relays on simultaneously. Individual relays can be controlled by simple commands. With this module users are able to do remote control/ switching power  USB Eight Channel Relay Board. There are 1,209 8 channel relay module suppliers, mainly located in Asia. 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. Support WIN7, XP 32-bit and 64-bit systems, simple and easy to use. You can ignore it, but you must send this 0x50 or the module would not respond to anything. The purpose of this design is for learning how to play with the hardware and software of a IOT project, it is based on price competitive wifi module ESP8266. USB interface with CDC support. Devantech 8 Channel USB Relay Module | Acroname 8 Channel USB Relay Module - 12V (NU-RL80001) URMC8 8 Channel USB Relay Module is great for controlling your devices through USB without any USB protocol knowledge. Relay control is easy using our firmware examples in our GitHub repository. This is a 8-channel LOW level trigger relay and it can be applied to Arduino and Raspberry Pi. 1x Xbee USB adapter. Introduction. Velleman 8 Channel USB Relay Card Kit K8090. Relays are suitable for driving high power electronic devices such as lights, electric fans and air condition. It can be controlled directly by Micro-controller (Raspberry Pi, Arduino,etc. A wide variety of 5v 8 channel relay module board options are available to you, such as free samples, paid samples. It is also able to control various appliances and other equipments with large current. 0 full speed physical interface specifications, Support UHCI/OHCI/EHCI host controller. If anyone can help me out with this that would be fabulous. ASI offers DIN mount 4, 8 and 16 channel relay modules for plug-in SSR relays and electromechanical SPST, SPDT, DPDT relays. My question now is in the above example sketch, "i" is first assigned to be an INPUT_PULLUP() in pinMode, than switched to be an OUTPUT(). The relays can be used to switch higher voltage and current loads than a microcontroller can traditionally accomplish. Alibaba. Screenshot Timer Mode - here If you're planning to use a relay in your Raspberry Pi project you should check this video out. The USB-2064 provides a power rated relay with 5A maximum current contact rating for switching. 8 Channel USB/Wireless 5V Relay Module Xbee Remote Control Kit See more like this. Ran sample commands ver which came back with 00000008. For example: relay_on(4) will turn the first relay (which is actually relay 3 internally) off. Each relay has an LED to indicate when it is operated. It is fully powered by the computer USB port. For 12V/24V DC 15A or 120V/220V AC at 10A max. USB relay board with eight channels. The 8 channel relay module has its own optocoupler also called opto-isolator, photocoupler or optical isolator. You can easily control this relay module by your computer using WIFI. Be the first to review this product Shopping for Cheap Relay Module at HESAI Global Store and more from relay module solid state,dc relay,5v dc relay,channel 5v relay module,5v relay,2 channel 5v relay on Aliexpress. The USB-2064 is a full-speed USB device with 8-channel power relay outputs module. Raspberry Pi SainSmart Relay Module Interface Board. 1mm DC power input adaptor, with a power supply of 12V DC ≥500mA required. Powered and Controlled from the USB bus. With this module users are able to do remote control/ switching power supply centralized management, the purpose of this product can be directly by net POE power supply switch power supply is connected to the Internet, so you just need to a cable USB Eight Channel Relay Board 12V Description : Control up to 8 devices via USB port using VCP (Virtual COM port). com offers 301 5v 8 channel relay module board products. If you nedd the soft and C++ code to control this device, just contact us on amazon! This 8 channel USB controlled relay module is used the HID technology ,  Devantech USB relay board provides 8 voltage-free contact relay outputs with a current rating of up to 1A each. The relay looks similar to this one: Description: The 301R acts as an output to the 301C. There are 8 rela ys each capable of switching 12VDC/15A or 240VAC/10A. The USB Digital Output Module is the control solution for digital lines. It can be controlled directly by Micro-controller (Raspberry Pi, Arduino, 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic) . 5V 8-Channel Relay interface board, each needs 15-20mA driver current; Each relay provides NO and NC contacts USB-Based 8 Channel Mechanical Relays Part Number: USB-ERB08 Be the first to ask a question about this product. About 37% of these are other electronic components. We have created flexible software for this USB relay board, that allows you to make simple automation project or control from command line. USB 8 Relay Manager. Includes back-EMF protection and LEDs so you can easily see the state of the outputs. 5V 8-Channel Relay interface board, each one needs 15-20mA Driver Current; Equiped with high-current relay, AC250V 10A ; DC30V 10A Each relay has normally open and normally closed contact. Shop Relay Module - SODIAL(R) 8-channel 12 V USB Relay Board Module Controller 4 Automation Robotics. 8 Channel 12V USB Control Switch Free Drive Relay Module Computer Controller. This module contians two relays that are electrically isolated from the controlling input. At RobotShop, you will find everything about robotics. 7A Maximum Switching Current. SainSmart 8-channel 12 V USB Relay Board Module Controller For Automation Robotics SPECIFICATION 8 SPDT relays SRD-12VDC-SL-C Relay specification: 10A 250VAC/10A 125VAC/10A 30VDC /10A 28VDC Power Supply - 12 VDC Current consumption - 300 mA FT245RL. The top supplying countries are China (Mainland), India, and Hong Kong, which supply 99%, 1%, and 1% of 8 channel relay module respectively. It is an 8-channel relay interface board, which can be controlled directly by a wide range of microcontrollers such as Arduino, AVR, PIC, ARM, PLC, etc. The USB-RLY16 relay module board has 8x relays providing volt free contact relay outputs each with a current rating of up to 16A. In this tutorial we will going to wire the 8 channel Relay Module driven by our own very owned microcontroller, the below illustration illustrate 8 device on external power source triggered by the relay. It is powered from any standard USB bus and has an exceptionally low maximum current consumption of approx. New 8 Channel 12V Relay Module USB (PC Intelligent) Control Switch uses HID technology, don't need any drivers, the download contains application program  Cheap 8 channel relay, Buy Quality channel relay directly from China 8 channel Suppliers: DC 5V 10A 8 Channel Relay Module Micro USB Board With Indicator   Free delivery and returns on all eligible orders. It's controlled via PC This is relay board with 8 SPDT relays which is controlled via USB protocol. ). Each relay works like an SPDT Single Pole Double Throw switch and can be wired for both NO Normally Open and NC Normally Closed operation. 1 Features USB-4761 has the most requested measurement & control functions: • 8 relay output (Form C) and 8 isolated digital input channels Devantech 8 Channel USB Relay Module Back to Development Tools Products Devantech USB relay board provides 8 voltage-free contact relay outputs with a current rating of up to 1A each. At Relay Pros it's all about the switch! We use the best parts, the best firmware and the most comprehensive command set in the industry. Many of our relay boards support 8-Channels of 8-Bit / 10-Bit Analog to Digital  The USB-RLY16 provides eight volt free contact relay outputs with a current rating of up to 16Amp each. Connected to device using PuTTY. write() statements were missing the '' character before the 'x' character. Wiring Bluetooth HC06 in 8 Channel Relay with Android & Arduino Microcontroller Another guide how to wire the HCo6 and 4 Channel Relay for switching, The HC06 modules uses BlueCore is a single chip radio and baseband IC for Bluetooth 2. Control relays from the cloud using cellular connectivity or develop your own relay control firmware. These handy relay modules provide the easiest way to use your DuinoTECH to switch real world devices. ICSE014A Micro USB Relay Module. RLY-8-POE-USB is a POE & USB controlled 8 channel relay controller based on STM32. Buy 8 Channel Micro USB Relay Module Upper Computer 5V 10A ICSE014A Precise with fast shipping and top-rated customer service. com ,the Leading Trading Marketplace from China 8 devices using your PC. The board has space for extra VDR noise suppressors, it is provided with on board push buttons for test  RLY-8-POE-USB is a POE & USB controlled 8 channel relay controllers based on STM32. 8-Channel 12V Relay Module with Opto Isolated inputs. COM drivers allow you to assign any COM port to the USB Relay Board. Suitable for home automation applications, hobby projects, industrial automation. Description : Control up to 8 devices via USB port using VCP (Virtual COM port). Sorry for digging up an out dated topic, but this thread was the reason I was able to identify that I had initially connected my 8 channel relay module incorrectly and have since updated my circuits. 1/2. Including. KNACRO 12v 8 Channel USB Relay Module Programmable Computer Control omputer USB control switch / driver / PC Intelligent Controller: Amazon. Page 11 2 Channel USB Relay Module – User Guide A new window will pop up where the serial port settings can be changed. com/ sainsmart-4-channel-12-v-usb-relay-board-module-controller-for-automation-  SainSmart USB Eight Channel Relay Board for Automation - 12 V: Amazon. 8 Channel USB Relay Board Electronic Kit K8090 . Each relay can switch devices with current up to 10A. 4GHz system including enhance data rates (EDR) to 3Mbps. Velleman K8090: 8 Channel USB Relay Card Kit (Electronic Project Kit (push button simulation) and board space provided to install VDR noise suppressors. You may control devices 230V / 120V (up to 8) directly with one This is Four Channel relay board controlled by computer USB port. sainsmart. USB-ERB08: USB-based 8-channel electromechanical relay interface device: $295. If the relay can’t open or close, maybe you need remove the R4, and use the USB to TTL module’s VCC pin connect to relay module’s 5V pin. This module plugs into your design seamlessly. This is because of the structure USB Mini Breakout Board 12. 00 × - Buy 8 Channel Relay Module online and shipping across india 8 Channel Relay Board (5V) Use this 8 Channel Relay Module board to interface any Microcontroller with Electrical Appliances/Loads. Optical isolators are included in the circuit to protect your driver device from reverse voltage surge. Note: Please remove the WiFi module when you use USB connection. Unlike the typical relay module, this is USB / serial driven. Use your computer to control up to eight 16 amp loads through the USB port with this USB relay board electronic kit K8090. Find great deals on eBay for 8 channel 5v relay module. 5V 8-Channel Relay interface board, and each one needs 15-20mA Driver Current. Turn a relay on or off for a pre-selected amount of time using a single command after the relay has been set up. Based on ESP-12F ESP8266 Wifi Board; This relay board use one AC input, and supports two relay AC output. 1 Features USB-4761 has the most requested measurement & control functions: • 8 relay output (Form C) and 8 isolated digital input channels ule. Send serial commands (A00101A2 open relay; A00100A1 closed relay, command format must be hex) with serial debugging software on the PC to control the relay. The usb relay board is with 4 SPDT relays rated up to 10A each. Relay Datasheet; Quick Start Guide. The main purpouse of  Cebek USB. The USB-4761 is a relay actuator and isolated digital input module for USB bus. It provides 8 optically-isolated digital inputs with isolation protection of 2,500 VDC for collecting digital inputs in noisy environments and 8 relay actuators for serving as on/off control devices or small power switches. As I now need to increase the number of leds used I have purchased a 5v 8 channel relay. You may open many USB boards and select wich one to control. Hardware Features. The USB-RLY08-B is an eight channel relay module with 16Amp contacts that is powered and easily controlled via a USB connection. The six pins on the left side of the relay module connect high voltage, and the pins on the right side connect the component that requires low voltage—the Arduino pins This 8 Channel 5V Relay Module has plenty of relay switching to handle most needs. The Relay Module provides 8 relays (DPDT 5A, 30 VDC or 250 VAC resistive load) for the indirect activation of fans, louvers, etc at programmable alarm levels. 8 channel usb relay module

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