Metrohm 730 Sample Changer - Manuel (Page 161)

4.11 Properties of the RS232 Interface
730 Sample Changer, Detailed Description
158
Hardware-Handshake, HWf
All handshake inputs are checked, handshake outputs set.
Sample Changer as Receiver:
Time
DTR
LF
RxD RxD
external device Sample Changer
DTR
Sample Changer as Sender:
Time
RTS RTS
LF
TxD TxD
CTS CTS
DSR
DCD
DSR
DCD
external device Sample Changer
The data flow can be interrupted by deactivating the CTS line.