Siemens SIMATIC NET PROFIBUS Provozní pokyny stáhnout pdf (Strana 5)

Contents

SIMATIC NET PROFIBUS Optical Link Module OLM V4.0

Operating Instructions, 01/2013, C79000-G8976-C270-03

7 References .............................................................................................................................................. 51

7.1 References...................................................................................................................................51

8 Drawings.................................................................................................................................................. 53

Tables

Table 2-1

Number of electrical and optical ports per module, .......................................................................4

Table 4-1 Overview of the product characteristics.......................................................................................20

Table 4-2 DIL-switches in compatibility mode..............................................................................................24

Table 5-1 Meaning of the LED displays and indication by the signaling contact.........................................42

Table 5-2 Constants for calculating the slot time for DP-standard (redundant optical ring) ........................46

Table 5-3 Constants for calculating the slot time for DP/FMS (”universal“) and DP with S5 95U (redundant

optical ring)...................................................................................................................................46

Figures

Figure 2-1

PROFIBUS OLM with position of all interfaces, displays and adjustment options ........................3

Figure 3-1 Network structure in a linear (bus) optical topology.......................................................................8

Figure 3-2 Network structure with an optical star topology ...........................................................................10

Figure 3-3 Network structure with a redundant optical ring topology............................................................11

Figure 4-1 View of the OLM module from the top .........................................................................................22

Figure 4-2 Minimum cable length for use of plastic fiber S 980/1000 without fixed attenuator.....................27

Figure 5-1 Measures to suppress..................................................................................................................29

Figure 5-2 Securing shielded cables with cable clamps and cable retainers...............................................31

Figure 5-3 View of the module from below....................................................................................................33

Figure 5-4 Installation of a module on a standard DIN rail............................................................................34

Figure 5-5 Installation of a module with a mounting plate.............................................................................35

Figure 5-6 Drilling measures for the mounting plate, all dimensions are millimeter......................................36

Figure 5-7 Electrical port, connector assignment D-sub jack.......................................................................36

Figure 5-8 Operating power supply, pin assignment 5-pin terminal block ..................................................38

Figure 5-9 Signaling contact relay with floating contacts; ............................................................................38

Figure 5-10 Signaling contact, pin assignment 5 pin terminal block .............................................................38

Figure 5-11 Position of the level recording connections ................................................................................39

Figure 5-12 Relationship between measured output voltage and signal quality.............................................39

Figure 5-13 LED displays on the front panel...................................................................................................40

1 2 3 4 5 6 7 8 9 10 ... 63 64

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