Convert Any Mix of four RS-232/422/485 devices To one USB host.

Features & Specifications

USB

• Chipset: FTDI FT4232
• Compliant: USB 1.0 , 1.1 , 2.0
• Connector : USB type B
• USB 2.0 High Speed (480M bps)
• Baud Rate: Full speed 12 Mbps

Serial Port

• Number of Port: 4 x RS-232/422/485 (Auto Detect)
  There are physically 4 ports of RS-232 and 4 ports of RS-422/485, Any 4 mixed ports can be selected to operate and Auto Detectable)
• RS-232: TXD, RXD, RTS, CTS, DTR, DSR, DCD, GND, RI
• RS-422: RxD+ , RxD- ,TxD+ , TxD- ,
• RS-485 : Data+ , Data-
• RS-422/485 Over Current and Surge Protect

Receive buffer : 2K Byte

Transmit buffer: 2K Byte

Transmit/Receive ( Signal 3000V DC optical isolation protect )

3000V DC to DC isolation protect ( For RS232/422/485 )

Baud Rate:

• RS-232:       300 bps ~ 962.1 Kbps
• RS-422/485: 300 bps ~ 115.2 Kbps

Flow Control: X-On / X-Off or Hardware

Pull high / Low: 1K/1K Ohm

RS-232 PIN #9 as DC5V (Optional)

• UC-840 (Non Isolation model) Pin#9 can be VCC (Optional) up to 300mA per each RS-232 port, or Only one port up to 1.2A requiring external power supply to work properly.
• UC-840IS (Isolation model) RS-232 Pin#9 not able to be VCC.

Driver Support

• Virtual Com Utility
• Windows 2000, Server 2003, XP, XP 64 bit, Vista, Windows 7
• Mac osx /  Linux 2.4 / 2.6

Power: USB Bus powered (DC9V~24V DC Jack also available)

Dimension: 110 * 180 * 25 mm ( W * D * H )

Weight: 550 g

Operating Temp : 0 ~ 70ºC

Storge Temp : -40 to 85ºC

Humidity : 5 ~ 95 % RH

Approval : CE / FCC, RoHS

Ordering Information

UC-840 (Discontinued)	4port RS232/422/485 to USB. without Isolation
UC-840IS	4port RS232/422/485 to USB. with Isolation