1, the interface characteristics: Conforms to EIA / TIA's RS- 485 / RS-422 standard
2, electrical interfaces: RS-422 / RS-485 input and output connectors using copper terminal
3, protection class: both interfaces 600W per line lightning surge protection, + / - 15KV ESD protection.
4 Isolation: Isolation Voltage 2500Vrms
5, the working mode: asynchronous half or full duplex
6, the signal indication: three lights, lamp power (PWR), transmit (TXD), receive (RXD)
7, the transmission media: twisted pair or shielded cable
8, the transmission rate: 300-115.2K BPS
9, Dimensions: 120mm × 80mm × 25mm
10, use of the environment: -40 ℃ to 85 ℃, relative humidity of 5% to 95%
11, the transmission distance: 0-5,000 m (115200bps-9600bps), and the environment and how relevant cable diameter and load
12, power input voltage range: DC 9-40V
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