Siemens SIPART PS2 6DR50xx Instrukcje Operacyjne Pobierz pdf (Strona 5)

SIPART PS2 with and without HART communications

Operating Instructions, 09/2007, A5E00074631-07

Table of contents

1 Introduction.............................................................................................................................................. 11

1.1 Purpose of this documentation ....................................................................................................11

1.2 History..........................................................................................................................................11

1.3 Further information.......................................................................................................................12

2 General safety notes................................................................................................................................ 13

2.1 General information .....................................................................................................................13

2.2 Correct usage...............................................................................................................................13

2.3 Laws and directives .....................................................................................................................13

2.4 Measures .....................................................................................................................................14

2.5 Qualified Personnel......................................................................................................................15

2.6 SIL applications............................................................................................................................15

3 Description............................................................................................................................................... 17

3.1 Function .......................................................................................................................................17

3.2 Structure.......................................................................................................................................17

3.2.1 Overview of structure ...................................................................................................................17

3.2.2 Structure of the type plate............................................................................................................20

3.3 Operation with natural gas...........................................................................................................21

3.3.1 Safety notes for operation with natural gas .................................................................................21

3.3.2 Natural gas as an actuator medium.............................................................................................21

3.4 Device components .....................................................................................................................23

3.4.1 Overview of device components..................................................................................................23

3.4.2 Motherboard.................................................................................................................................24

3.4.3 Electrical connections ..................................................................................................................25

3.4.4 Pneumatic connections................................................................................................................25

3.4.4.1 Pneumatic connection on the standard controller........................................................................25

3.4.4.2 Pneumatic connection in the flameproof enclosure.....................................................................26

3.4.4.3 Pneumatic connection versions ...................................................................................................26

3.4.5 Purge air switching.......................................................................................................................28

3.4.6 Restrictors....................................................................................................................................28

3.5 Mode of operation ........................................................................................................................29

3.5.1 Control loop..................................................................................................................................29

3.5.2 Control algorithm..........................................................................................................................30

3.5.3 Block circuit diagram for signal-acting or dual-acting drives........................................................31

3.5.4 Mode of operation of the HART function .....................................................................................32

4 Mounting.................................................................................................................................................. 33

4.1 Safety notes for installation..........................................................................................................33

4.2 Installing the linear actuator.........................................................................................................34

1 2 3 4 5 6 7 8 9 10 ... 241 242

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