ADLINK ND-6520 - Manual (Page 15)

NuDAM-6520 • 11
2
NuDAM-6520
2.1. Overview
What is NuDAM-6520 ?
NuDAM-6520 is a RS-232 to RS-422/RS-485 converter, it converts the RS-232
signal to the RS-422/RS-485 signals. The ND-6520 can be considered as an
extension RS-422/RS-485 serial port for the host computer. A standard 9-pin
D-type connector is used to connect the host computer and the ND-6520.
Hence, the ND-6520 can connect with all kinds the PC, IPC or Notebook PC,
which install a standard RS-232 interface.
‹ Features of NuDAM-6520
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RS-422/RS-485 transceiver
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Differenial 2-wire half-duplex RS-485
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Easily setup and installation
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Auto direction flow control
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Maximum 128 NuDAM on a bus without using repeaters
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Maximum 256 addressable NuDAM modules
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High transfer speed
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High isolation voltage
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Lower power consumption