Keyence DL-RB1A Manual do Utilizador descarregar pdf (Página 32)

Advanced Functions

3-1 Data Processing and Operation Modes

 TIMER mode

Even without the DRQ input from an external device, the sensor amplifier can periodically output

BCD data.

The DRQ input is ignored.

 Time chart

(1) An external device inputs "ID No. 01" as the ID No. selection.

(2) The external device imports BCD output from ID No. 01 with an update cycle that starts no more

than 2 ms later.

(3) At the next BCD update cycle, if the ID No. has not changed, the BCD output for the same ID No.

is updated.

(4) An external device inputs "ID No. 02" as the ID No. selection.

(5) The external device imports BCD output from ID No. 02 with an update cycle that starts no more

than 2 ms later.

ID No. selection

input

(1) ID No. 01 selection

(4) ID No. 02 selection

BCD output

2 ms.

max.

(2), (3) ID No. 01 BCD data (5) ID No. 02 BCD data

Strobe output

OFF OFF OFF OFF

ONON ON ON

T/2

T T T

T/2 T/2

2 ms.

max.

2 ms min. 2 ms min.

T :BCD output update cycle (Set T with the advanced setting switches Nos. 4 to 6. For information on

advanced setting switches, refer to

"(1) Advanced setting switches" (Page 7)

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Keyence DL-RB1A Manual do Utilizador Página 32