This is USB Relay Module with ModBus RTU protocol support and 16 relays (the type is selectable during purchase). The relays are controlled via PC USB port and it is shown as virtual serial port (virtual com port). It is possible to control directly 220V / 120V devices with your PC usb port up to 15A max. The module supports up to 16 independent timers with min. resolution 100ms. There are lot of professional ModBus software apps for this usb relay board allowing to be easily integrated in any ModBus automation project. Software examples are available as well. This is the Din Rail Box version.
Features
- Communication protocol: ModBus RTU;
- Power supply requirements:
- 12V DC / consumption - 600mA
- 16 SPDT relay channels (the type depends on the stocks quantity in our store):
- TONGLING - JQC-3FF-S-Z (10A / 250VAC, 15A / 120VAC, 10A / 28VDC)
- SUNHOLD - RAS xx15 (10A / 250VAC, 15A / 120VAC, 15A / 24VDC)
- 16 independent timers with resolution 100ms;
- Option for loading relays states on boot: last saved, predefined or zeros;
- USB connector: type B
- Converter chipset: FT232RL
- FT232RL optical isolation against communication noises
- Communication: serial USB communication (Virtual Com Port)
- Led-s: Relay Led, Power ON Led, USB ON Led, Rx Led, Tx Led
- PCB parameters: FR4 / 1.5mm / two layers / metalized holes / HAL / white stamp / solder mask
- Possible to be mounted into Din Rail Box (see options for more details)
- Extra PCB openings for better voltage isolation
- Doubled high current tracks
- DIN RAIL BOX
- Size: W=210mm x L=85mm x H=58mm
- Operating temperature range: from 0 ºC to +80 ºC
- Supported by many third parity software like qModMaster, Simply Modbus TCP Client, Modbus Poll, RMMS, ModbusViewTCP, MACH 3
- Comes with free configuration/control demo software - download
- Software examples - here
Documentation - here
The auction includes
- 1 x USB 16 Relay Module DIN RAIL BOX - ModBus RTU, Timers
Application Examples
- Home Automation
- Industrial Automation
- HVAC (Heating, ventilation and air conditioning)
- BAS (Building Automation Systems)
Overview
The relay module is shown like Virtual Com Port
Supported ModBus TCP commands
- Read Coils (0x01)
- Write Single Coil (0x05)
- Write Multiple Coils (0x0F)
- Write Single Holding Register (0x06)
- Read Multiple Holding Registers (0x03)
- Write Multiple Holding Registers (0x10)
- Report Slave ID (0x11)
Control from Denkovi ModBus Tool
This is free software for easy configuration/monitoring/control the USB 16 Relay Module ModBus RTU.
Control from Windows
The USB 16 Relay Module ModBus RTU can be controlled/tested easily with Modbus Poll. Download the mbp description file for Holding Registers.
Useful Links
- Documentation:
- Product documentation - here
Modbus standart - https://en.wikipedia.org/wiki/Modbus
- Denkovi software:
- Third parity software:
- Windows Software - qModMaster, Simply Modbus TCP Client, Modbus Poll, RMMS, ModbusViewTCP, MACH 3
- Software examples:
- More software examples: here
Images
Please read before buy!
