Modbus RTU 16-Ch Relay Module RS485 DIN RailModbus RTU 16 Ch Relay Module RS485 DIN Rail Modbus RTU 16 Ch Relay Module, RS485 Interface, With Multiple Isolation Protection Circuits, Industrial Grade, DIN Rail Mount Case This product is an industrial 16 ch relay module controlled via RS485 bus, adopts Modbus RTU protocol, built in protection circuits such as power supply isolation, ADI magnetically isolation, resettable fuse, and TVS diode, etc. It also comes with an ABS case. The Modbus RTU 16

Device PLC CPU ESP32 Generic Inputs 1-10 Digital Optoisolated Inputs 10 Outputs Outputs 1-10 Relay Outputs (220Vac-5A) 10 Communications Ethernet Yes RS485 Yes Wifi & Bluetooth LE Yes

5W@EGSM900

This allows fast I2C mode

Virtually no dead zone

Hydroponics and Aquaponics

Based on RAK4630 (MCU: nRF52840

Dual-Band Wi-Fi

the connection number with client can be randomly set from 1 to 16

You can at any time configure the device with your own credentials on the helium console following the configuration process described on the open-source project Github

4 serial port Ethernet converter which can realise transparent transmission between TCP/UDP data package and RS232/RS485/RS422 interface

1 is not just a simple update of V3

a transformer