Vaisala HUMICAP HMT330 SERIES Guide de l'utilisateur Page 74

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User's Guide ______________________________________________________________________
74 __________________________________________________________________ M210566EN-H
0605-039
Figure 49 Service Port Connector and User Port Terminal on
Mother Board
The following numbers refer to Figure 49 above:
1 = Service port connector
2 = User port terminals
User Port Connection
Use a suitable serial cable between the user port RxD, GND and TxD
screw terminals and the PC serial port, see Figure 50 on page 74.
Table 13 Default Serial Communication Settings for the User
Port
Parameter Value
Bauds 4800
Parity Even
Data bits 7
Stop bits 1
Flow control None
1 2 3 4 5
6 7 8 9
+
RxD
GND
TxD
Ch1+
Ch1–
Ch2+
Ch2–
ANALOG OUTPUTS USER PORT POWER
RS-232 10…36 V=
24 V~
IOIOI
0506-033
Figure 50 Connection Example Between PC Serial Port and User
Port
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