Bay Technical Associates DS2-RPC, DS4-RPC, DS73 DS71 EIA-232 RJ-45 Pin/Signal Definition

DS-RPC OWNER’S MANUAL CABLING

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Tables 2 and 3 define the pin layout for the DS71 or DS71-MD2 and DS74.

		DS71 EIA-232 RJ-45 Pin/Signal Definition
Pin	EIA-232	Description
	Signal
1	Handshake	(DTR) Line Driver Inactive State = High: +12V when power is
	Out	applied. Used as a handshake line to enable/disable the receiving of
		characters.
2	Gnd	Signal ground
3	Handshake	(RTS) Line Driver Inactive State = High: +12 V when power is
	Out	applied. Not used to enable/disable.
4	TX Out	Transmit Data (data out)
5	RX In	Receive Data (data in)
6	Handshake	(DSR) Handshake In. –12V when not used.
	In
7	Gnd or	Signal ground when Jumper JP6-2 is connected to JP6-3. In order
	DCD In	for the DS71 to take advantage of “DCD Logon/Logoff” and “Auto
		Connect Port”, Jumper JP6-2 is connected to JP6-1 providing DCD
		In.
8	Handshake	(CTS) Used as a handshake line to enable/disable the receiving of
	In	characters.

Table 2 DS71 PIN SIGNAL DEFINITION

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