Siemens High Speed Counter and Encoder Module SIMATIC 505 Manuel d'utilisateur télécharger pdf (Page 11)

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Overview

1-5

Series

505 High Speed Counter

and Encoder Module User

’

s Manual

1.3 Outputs

Each

channel has two open collector outputs capable of driving TTL level

signals or sinking up to 0.4 Amps of current (at 40

C) from an external 24

VDC source and load.

Output

Output Return

Output Circuit

0 P1 P2 65,535

Counter V

alue

Figure 1-2

Output

The

output transistor (Y

or Y

) turns on when the count is greater than or

equal to the corresponding preset. Figure 1-2 shows the field output

operation. Y

ou can invert this operation by setting the appropriate bits in

the setup word, WY4. See Section 4.1.

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Siemens High Speed Counter and Encoder Module SIMATIC 505 Manuel d'utilisateur Page 11