Product features: Input and output power supply. Support RS485 bus rate 0-500KBps, parent mission, rate adaptation.Support point-to-point, star, cascade topology. With power indicator light, data mission indicator light.With electrostatic protection, -protection, self-recovery diode and other features. DIN35mm industrial rail installationThere is a 120 ohm terminal resistance switch at the output end, which can be according to needs, which is convenient and fastSpecificationsComply with RS485 protocol standardsAutomatically send and receive data, electrical isolationInput interface: 1 RS485 interfaceOutput interface: 2 (internal parallel) RS485 interfacesCommunication rate: 0-500KBps rate adaptiveWorking power supply: DC9-36V 200mA, internal two-way isolated power supplyCommunication distance: 2000 meters (9.6Kbps), 1500 meters (19.2Kbps), 800 meters (187.5Kbps), 200 meters (500Kbps)Isolation protection: power reverse connection protection, self-recovery overcurrent protection, RS485 ESD protection, diode protection, -protectionInstallation method: DIN35 rail or fixed hole installationMaterial: ABScolour: BluePackage Contents:1 x 485 Isolation RepeaterOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.