Metrohm 756 KF Coulometer - Manuel (Page 108)

4.3 Properties of the RS 232 Interface
756/831 KF Coulometer, Instructions of Use 100
Coulometer as Sender:
Coulometer transmission can be stopped by external instruments with XOFF. After
XOFF is received the Coulometer completes sending the line already started. If data
output is disabled for more than 6 s by XOFF, E43 appears in the display.
Hardware-Handshake, HWs
Coulometer as Receiver :
Coulometer as Sender:
The data flow can be interrupted by deactivating the CTS line.
Coulometer external device
Coulometer external device
Coulometer external device
XOFF XON
Data output
disabled
Data output
enabled
Time
Data output
Data input
RxD
TxD
2 nd line L
F 1st line L
F
DTR
RxD
DTR
RxD
L
F
Time
RTS
CTS
TxD
RTS
CTS
TxD
Time
L
F