Multi-Function Control ETMFC610 http://www.entecene.co.kr
5.1. Communication Port
1) RS232 PORT
RS232 has D-SUB 9pin as Male type and all pins are connected except pin number 9, RI(Ring
Indicator).
Table 5-2. RS232-1/RS2332-2 Pin Description
Pin Signal Description
Figure 5-2. RS232
1 DCD Data Carrier Detect
2 RXD Receive Data(IN)
3 TXD Transmit Data(OUT)
4 DTR Data Terminal Ready(OUT)
5 GND Ground
6 DSR Data Set Ready(IN)
7 RTS Request To Send(OUT)
8 CTS Clear To Send(IN)
9 N/C No Connection
2) RS485 PORT
RS485 has 3pins as in ‘Table 5-3. RS485 Pin Description’.
Table 5-3.RS485 Pin Description
Pin Description
Figure 5-3.RS485
1 RS485+
2 RS485-
3 SG (Cable Shield)
3 2 1
PNFG
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