台湾泓格I-7520U4 隔离rs232转rs485模块冲冠特价在售现货原装

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• I-7520U4

  RS-232转RS-485模块（隔离RS-232）

• True RS-485 Star Wiring Hub
• Power and data flow indicator for troubleshooting
• Easy-to-use rotary switch for fixed baud rate setting, 1200 ~ 115200 bps
• Power Input, +10 ~ +30 VDC
• Independent RS-485 driver for each channel
• Automatic RS-485 Direction Control
• 120 Ω termination resistor for each channel
• Operating Temperatures, -25 °C ~ +75 °C
• DIN-Rail

• Interface
  Input	1 RS-232 Channel: TxD, RxD and GND
  Output	4 RS-485 Channels: Data+, Data-
  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	Yes
  Speed	300 ~ 115200 bps via Self-Tuner mode; 1200 ~ 115200 bps via Fixed Baud Rate mode
  ESD Protection	Yes
  2500 VDC Three Way Isolated Protection	Yes
  Connection	Removable 10-Pin Terminal Block x 1; 9-Pin Female D-Sub x 1
  LED Indicators
  Power/Communication	Yes
  Power
  Input Voltage Range	+10 VDC ~ +30 VDC (Non-isolated)
  Power Consumption	1.2 W
  Mechanical
  Casing	Plastic
  Flammability	Fire Retardant Materials (UL94-V0 Level)
  Dimensions (W x H x D)	72 mm x 118 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