User manual

User Manual – Rev B FCS Series II
3.6.6 RS232C Serial Interface – RS232C
A stand DB
DB9 ma
ard RS232C 9 connector is located on the rear panel for serial control. A straight thru
le to DB9 female interface cable to 9-pin PC serial port connector may be used
Pin Designator Dir. Description
1 Not used N/C
2 TxD Output Transmit data
3 RxD Input Receive data
4 Not used N/C
5 Common Common
6 Not used N/C
7 CTS Input Clear to send
8 RTS Output Request to send
9 Not used N/C
Table 3-10: RS232C Connector
California Instruments 39