User Manual

4.3 Properties of the RS 232 Interface
756/831 KF Coulometer, Instructions of Use
99
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
X
OFF
X
ON
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