Metrohm 774 Oven Sample Processor Mode D'emploi page 137

774 Oven Sample Processor as Sender:
Sample Changer
XOFF
RxD
TxD
Hardware-Handshake, HWs
774 Oven Sample Processor as Receiver:
Sample Changer
DTR
RxD
774 Oven Sample Processor as Sender:
Sample Changer
RTS
CTS
TxD
The data flow can be interrupted by deactivating the CTS line.
774 Oven Sample Processor, Mode d'emploi
Request
L F
1.Line
L F
Data output
disabled
Changer transmission can be stopped by external instruments with XOFF.
After XOFF is received the changer completes sending the line already
started. If data output is disabled for more than 3 s by XOFF, E43 appears
in the display.
5.12 Properties of the RS232 Interface
XON
Response
L F
Data output
enabled
Time
L F
Time
L F
Time
external device
Data output
Data input
external device
DTR
RxD
external device
RTS
CTS
TxD
131