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COM1, COM2 Connector(RS232 Mode)
Pin # | Signal Name |
1Ground
2Receive Data (RD)
3Clear to send (CTS)
4Signal ground
5Transmit Data (TD)
6Request to Send (RTS)
7+5 vdc
8+5 vdc return
RS422 Mode Pin Definition(for COM2 only)
Pin # | Signal Name |
1Ground
2TX+
3TX-
4Signal ground
5RX+
6RX-
7+5 vdc
8+5 vdc return
RS485 Mode Pin Definition(for COM2 only)
Pin # | Signal Name |
1Ground
2DATA+
3DATA-
4Signal ground
7+5 vdc
8+5 vdc return
Elo TouchSystems 17A2 User Guide 42