E180-DTU(ZG120-485) Ebyte zigbee to rs485 wireless transmitter and receiver module zigbee 3.0 modem for IOT control
[Interface]：RS485
[Weight]：72.4g±5g
[Feature]：ZigBee ad hoc network
[Introduction]：E180-DTU (ZG120-485) is a wireless communication device based on ZigBee technology. As a communication medium, like optical fiber, microwave, and cable, it has a certain scope of application, it provides real-time and reliable data transmission of monitoring signals in a private network under certain special conditions. It has low cost, convenient installation and maintenance, features of strong diffraction ability, flexible network structure, and long coverage range.
| No. | Item | Function | Description |
|---|---|---|---|
| 1 | VCC | Crimped power connector, positive | DC 8 ~ 28V, 12V or 24V is recommended |
| 2 | GND | Crimped power connector, negative | The negative of the power supply is connected to the system ground and the case |
| 3 | AGND | Public ground interface | It can be connected to external grounding terminal or not handled |
| 4 | RS485-B | Serial terminal | Output, connected to port B of other RS485 device |
| 5 | RS485-A | Serial terminal | Input, connected to port A of other RS485 device |
| 6 | PWR-LED | Power Indicator | Red, always on when power is on |
| 7 | TXD-LED | Send indicator | Yellow, blinking when sending data |
| 8 | RXD-LED | Receive indicator | Yellow, blinking when receiving data |
| 9 | LINK-LED | Connection indicator | Red, always on when connected to the network, off when not connected |
| 10 | RUN-LED | Device working status indicator | Red, the device is busy when the light is off, and the device is idle when the light is on |
| 11 | Baud rate reset switch | Tact Switch | Long press for more than 1s to reset the baud rate(115200) |
| 12 | Antenna interface | SMA-K interface | Externally threaded female hole, 10mm long, characteristic impedance 50Ω |