Vaisala PTU300 Podręcznik Użytkownika Pobierz pdf (Strona 51)

Chapter 3 _______________________________________________________________ Installation

VAISALA _______________________________________________________________________ 49

Galvanic Isolation for Output

If galvanic isolation of the power supply line from the output signals is

needed, PTU300 can be ordered with optional output isolation module.

This module prevents harmful grounding loops.

NOTE

Output isolation module is not needed when using the power supply

module.

0506-030

Figure 28 Galvanic Output Isolation Module

Number refers to Figure 28 above:

1 = Output isolation module

Third Analog Output

0503-030

Figure 29 Third Analog Output

Numbers refer to Figure 29 above:

1 = Flat cable pins

2 = Screw terminals for signal line

3 = DIP switches to select the output mode and range

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Vaisala PTU300 Podręcznik Użytkownika Strona 51