Siemens SIPART PS2 6DR50xx Instruções de Operação Página 61

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Installing option modules
5.5 Mechanical limit switch module
SIPART PS2 with and without HART communications
Operating Instructions, 09/2007, A5E00074631-07
61
5.5 Mechanical limit switch module
5.5.1 Installing the mechanical limit switch module
WARNING
Zones 2 and 22
The mechanical limit switch module may not be used in zones 2 and 22.
Function
This module is used to report two limits. These limits are reported using galvanic switch
contacts.
Device features
Figure 5-6 Mechanical limit switch module
The mechanical limit switch module consists of:
One binary output to display a collective fault message. Compare with the device features
of the alarm unit.
Two switches to report two mechanically adjustable limits. Both these switches are
electrically independent from the remaining electronic unit.
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