Quanmax KPC-1006RT, User Manual

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External Connectors 5-3 KPC-1006RT User’s Guide
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External Connectors
Please refer to Figure 1-1. KPC-1006RT Mechanical Layout - I/O Panel for connector locations.
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RS-232 Serial Port Connector (COM1/COM4: D-Sub 9-pin male):
PIN SIGNAL PIN SIGNAL
1 DCD (Data Carrier Detect) 6 DSR (Data Set Ready)
2 RXD (Receive Data) 7 RTS (Request to Send)
3 TXD (Transmit Data) 8 CTS (Clear to Send)
4 DTR (Data Terminal Ready) 9 RI (Ring Indicator)
5 Ground
Table 5-1. COM1 & COM4 RS-232 Serial Port Connector pin definition
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RS-232/422/485 Serial Port Connector (COM2: D-Sub 9-pin male):
SIGNAL
PIN
RS-232 RS-422 RS-485
1 DCD TX- DATA-
2 RXD TX+ DATA+
3 TXD RX+ NA
4 DTR RX- NA
5 GND GND GND
6 DSR NA
NA
7 RTS NA NA
8 CTS NA NA
9 RI NA NA
Table 5-2. COM2 RS232/422/485 Serial Port Connector pin definition
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COM2 Mode Select Jumper Settings - RS-232/422/485: JP6/JP7/JP8
COM2 JP6 JP7 JP8
RS-232 (default) 1-2 3-5, 4-6 3-5, 4-6
RS-422 3-4, 7-8 1-3, 2-4 1-3, 2-4
RS-485 5-6, 7-8 1-3, 2-4 1-3, 2-4
Table 5-3. COM2 RS232/422/485 Mode Select jumper settings