产品详细说明:I-7561USB to Isolated RS-232/422/485 Converter •Fully Compliant with the USB 1.1/2.0 (High Speed) •3000 VDC Isolation Protection on the RS-232/422/485 side •ESD Protection for the RS-232/422/485 Data Line •Driver Supports Windows 98/ME/2000/XP/Vista (32/64-bit)/7 (32/64-bit)/Linux •No External Power Supply required •Automatic RS-485 Direction Control •Operating Temperatures, -25 °C ~ +75 °C •DIN-Rail The I-7561 is a cost-effective module for transferring serial data via USB. It allows you to connect your serial devices to systems that use a USB interface. Connecting the I-7561 to a PC, you get one RS-232/422/485 port. Like the I-7520A, the I-7561 contains "Self-Tuner" chip auto-tunes the Baud Rate and data format to the RS-485 network.The I-7561 module derives its power from the USB port and doesn't need any power adapter. Driver Windows 98/ME/2000/XP/Vista (32/64-bit)/7 (32/64-bit)/Linux Interface USB Compatibility: USB 1.1 and 2.0 standards Serial Interface RS-232 Data+, Data- The RS-232, RS-422 and RS-485 cannot be used simultaneously RS-422 TxD+, TxD-, RxD+, RxD- RS-485 Data+, Data- RS-422/485 Transfer Distance Max. 1,200 m at 9.6 kbps; Max. 400 m at 115.2 kbps(Belden 9841 2P twisted-pair cable, if different cables are used, the transmission distance may change) Self-Tuner Asic Inside (RS-485) Yes Speed 300 ~ 115200 bps Connection RS-232/422/485 Removable 10-Pin Terminal Block USB Type B Cable Included CA-USB18 (1.8 m Cable) x 1 LED Indicators Power Yes Power Input Voltage Range +5 VDC from USB Power Consumption 0.5 W Environment Casing Plastic Flammability Fire-Retardant Materials (UL94-V0 Level) Dimensions (W x H x D) 72 mm x 115 mm x 35 mm Installation DIN-Rail Environment Operating Temperature -25 °C ~ +75 °C Storage Temperature -30 °C ~ +75 °C Humidity 10 ~ 90% RH, non-condensing I-7561 CR USB to Isolated RS-485 Converter (RoHS) I-7561-G CR USB to RS-232/422/485 Converter (Gray Cover) (RoHS) Include Cable CA-USB18 (1.8 m Cable) x 1 USB-2560 CR Industrial 4-port USB 2.0 Hub CA-USB18 USB Type A to Type B Cable