Vaisala HUMICAP HMT330 SERIES Guide de l'utilisateur télécharger pdf (Page 53)

Chapter 3 _______________________________________________________________ Installation

VAISALA _______________________________________________________________________ 53

Galvanic Isolation for Output

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

needed, HMT330 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 32 Galvanic Output Isolation Module

The following number refers to Figure 32:

1 = Output isolation module

Third Analog Output

0503-030

Figure 33 Third Analog Output

The following numbers refer to Figure 33:

1 = Flat cable pins

2 = Screw terminals for signal line

3 = DIP switches to select the output mode and range

1 2 ... 48 49 50 51 52 53 54 55 56 57 58 ... 177 178

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Vaisala HUMICAP HMT330 SERIES Guide de l'utilisateur Page 53