ALMOCN 2 Pack TTL to RS485 Adapter Module 3.3V 5V 485 to TTL Signal Single Chip Serial Port Level Converter Borad with RXD, TXD Indicator

• Voltage range:DC 3.0V-30V, the limit voltage of 33V, the minimum voltage is higher than 2.8V.
• TXD & RXD Indicator: the TTL to RS485 Adapter is designed with Transmit Data indicator light and Receive Data indicator light, convenient for your monitoring.
• Perfectly compatible with 3.3V and 5.0V signals,the 485 bus is with lightning protection and anti-jamming function, with high EMC, EMI performance.
• Using anti-jamming alignment and copper to prevent signal interference.
• It supports communication of multiple machines that the same network can be connected to at least 40 nodes.

Parameters: Operating voltage range: DC 3.0V ~ 30V Operating temperature range: -40 ℃ to +85 ℃ Baud rate: 110 ~ 256000bps Features: 1.Compatible with 3.3V and 5.0V signals, can match the module; This module fully considered the 485 bus lightning protection design and anti-jamming design, high EMC, EMI performance. 2.With RXD, TXD signal indicator, send and receive situation panoramic view. 3.With standard 2.54 pitch pin 4.With 120 ohm matching resistance, shorted R0 can be enabled to match the resistance, recommended shorted for long-distance transmission. 5.Support multi-machine communication, the same network can connect at least 40 nodes. 6.Can be hot-plugging, there will be no signal plug phenomenon. 7.Using anti-jamming alignment and copper to prevent signal interference. Package Included: 2x TTL to RS485 Signal Converter Module 2x 2.54 White Socket with 4P Lines