Vaisala HydroMet Guía de usuario descargar pdf (Pagina 146)

User's Guide ______________________________________________________________________

144 __________________________________________________________________M210784EN-E

0201-049

Figure 66 Dual RS-485 Module Default Jumper Locations

1006-102

Figure 67 Dual RS-485 Wiring Diagram for RS-485 and RS-232

Figure 67 on page 144 provides a schematic wiring diagram for the

combination of the RS-485 and RS-232 connection. The correct jumper

settings for the channel B are listed in Table 34 on page 144.

Table 34 Jumper Settings for Channel B in the RS-232 Mode

Jumper Connected

Pins

Function

X3 2-3 Sets the RS-232 mode active for the channel B.

X6 1-4

2-5

X5 None The line terminating resistor is not in use at all.

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Vaisala HydroMet Guía de usuario Pagina 146