Siemens EF 83H Series Manual do Utilizador descarregar pdf (Página 120)

Configuration Examples

6-13

SIMATIC 505 PROFIBUS-FMS CP User Manual

C99

BITP1

WX1

N=2

C99 C100

C99

BITP1

And BITP2 verify that no previous jobs are in progress prior to

setting the Read Job Start Bit.

C21

BITP2

WY5

N=2

BITC1

A: WY5

N=2

C22

BITS1

A: WY5

N=2

C23

C100 C21

After

the Read Job Start Bit is set, BITP1 and BITP2 verify that the

Read Job is active prior to resetting the Job Start Bit in BITP1.

Communication Reset: clears the Read Job Start Bit, as

defined by bit 2 of word output WY5.

C21C100

Beginning Communication Rung: Sets the Read Job Start Bit,

as defined by bit 2 of word output WY5.

END

C25

C100C25

C24

C21

C24

C23

Enable TMR1 with BITS1 and hold with BITP2 until the

FMS CP sets WX Job Active Bit or TMR1 expires.

TMR1 and BITC2 act as a WY Start Bit reset

in cases where the FMS CP powers up with

WY Start Bit high (see note on page 4-5).

WY5

N=2

BITC2

Enabling

Rung (user logic)

TMR1

30.0

Figure 6-10 FMS

Read Job Relay Ladder Logic for Station 1

1 2 ... 115 116 117 118 119 120 121 122 123 124 125 ... 186 187

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