Vega VEGACOM 557 Profibus FMS Bedienungsanleitung PDF herunterladen (Seite 17)

VEGACOM 557 Profibus FMS 17

Addressing of the process signals

DIL switch 1, additional board

Adjustment of the baud rate

Baud rate

(kBit/s) S8 S7 S6 S5 S4 S3 S2 S1

9.6 off off off off off off off off

19.2 off off off off off off off on

93.75 off off off off off off on off

187.5 off off off off off off on on

500 off off off off off on off off

1500 off off off off off on off on

DIL switch 2, additional board

PROFIBUS address of VEGACOM 557

SW 8 SW 7 SW 6 SW 5 SW 4 SW 3 SW 2 SW 1

Example: = Address 32

SW 8 SW 7 SW 6 SW 5 SW 4 SW 3 SW 2 SW 1

off off on off off off off off

Hook switch, additional board

The hook switches are used to switch on the

bus termination resistances.

Switch positions

L R

Bus termination "on"

Bus termination "off"

Note:

L = position left,

R = position right

Example 1

VEGACOM 557

PLC

Both hook switches "on"

If one VEGACOM 557 is connected to one

PlC, the hook switches must be set to posi-

tion "on" (bus termination on).

Example 2

VEGACOM 557

PLC

Both hook switches:

on off off on

If several VEGACOM 557 are connected to

oneone

one PLC, the hook switches at the beginning

and end of the cable have to be in position

"on" (VEGACOM), and in position "off" on

VEGACOM 557 located in between.

3.2 Factory set switch position

DIL switch, basic board

DIL switch and hook switch, additional

board

ON EDG

23456

Transmission rate: 9.600 baud

ON EPG

2345678 1

ON EPG

2345678

DIL switch 2

DIL switch 1

L R

Bus termination "off"

1 2 ... 12 13 14 15 16 17 18 19 20 21 22 ... 55 56

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