Recorder (Analog Output, Ph 340I) - wtw 330i Operating Manual

Operation
Socket assignment
44

4.5.2 Recorder (analog output, pH 340i)

You can transmit data to a recorder via the analog output. Connect the
analog output to the recorder via the AK323 interface cable.
The data output automatically switches to Recorder output.
1 free
2 Plug coding
2
1
3 Ground
4 Analog output
4
3
(internal resistance < 5 Ohm)
RS 232
REC
Note
The analog output is activated automatically in the cable by connecting
2 and 3.
At the analog output, there is a low-impedance electrode signal (corre-
sponding to 50 ... 62 mV/pH).
pH 330i/340i