Pc/External Printer (Rs232 Interface) - wtw pH/ION 340i Operating Manual

Operation
Socket assignment
54
Note
When the AutoStore function is active at the same time, the data trans-
mission is performed according to the setting of the save interval (Int 1).
Set the save interval (Int 1) to OFF to activate the Data transmission in-
terval (Int 2).

4.7.2 PC/external printer (RS232 interface)

Via the RS 232 interface, you can transmit the data to a PC or an ex-
ternal printer. Use the AK340/B (PC) or AK325/S (ext. printer) cable to
connect the interface to the instruments. The data output automatically
switches to the RS232 interface.
Warning
The RS232 interface is not galvanically isolated.
When connecting an earthed PC/printer, measurements cannot be per-
formed in earthed media as incorrect values would result.
Set up the following transmission data on the PC/printer:
Baud rate selectable between: 1200, 2400, 4800, 9600
Handshake RTS/CTS + Xon/Xoff
Parity none
Data bits 8
Stop bits 2
Cable length Max. 15 m
1 CTS
2 RxD
1 2
3 Ground
4 TxD
4 3
RS 232
REC
pH/ION 340i