Metrohm 840 PC Control 5.0 / Touch Control - Manual (Page 321)

6 Appendix
PC Control / Touch Control
309
6.3 RS-232/USB Box
If Touch Control is used then the 6.2148.020 RS-232/USB Box allows
devices with a serial RS-232 interface to be directly connected to the Ti-
trando. Such a device could be a balance or computer for data trans-
mission.
The connection of devices via the RS-232/USB Box is described in the
Installation Instructions for the Titrando.
Fig. 6.3: View of the connections of the optional RS-232/USB Box
6.3.1 RS-232 parameters
The RS-232/USB Box makes the RS-232 interfaces 1 and 2 (RS-232
1 and RS-232 2) available to the Titrando. The configuration of these
interfaces can be carried out in the device manager under Serial
ports (PC Control) or RS-232/USB Box (Touch Control) respectively
(see Section 3.10.10). The following list shows the default parameters
for Touch Control and PC Control in bold type:
Baud rate: 1200, 2400, 4800, 9600, 19200, 38400, 57600,
115200
Data bits: 7, 8 Bits
Parity: even, odd, none
Stop bits 1,2 bits
Handshake: none, software(XOn/XOff), hardware(DTR/CTS)