About this item

• Wide voltage supply (3.0V~30V), limit voltage is 33V, recommended to use within 30V, the minimum voltage is more than 2.8V.
• Compatible with 3.3V and 5.0V signals, can match the module; This module fully took into account the lightning protection design of bus 485 and anti-jamming design, high performance EMC and EMI
• The use of imported chips, industrial design, anti-interference ability, while the use of powerful lightning 485 design, industrial and field can be used in harsh environments, working temperature from -40℃ to +85℃, transmission distance up to kilometers (with 850m 2x1.5 cable to make the test t, it is recommended to use within 800 m, more than 800 m plus repeaters)
• With RXD, TXD signal indicator, send and receive a panoramic view of the situation.