Rockwell-automation 1760-xxxx Pico GFX-70 Controllers User Manual Manual do Utilizador descarregar pdf (Página 190)

Publication 1760-UM002B-EN-P - March 2005

4-80 Wiring with Pico GFX-70

Figure 4.33 Pico GFX-70 circuit diagram with high-speed counter

Parameter display and parameter set for high-speed counters:

In the parameter display of a counter relay you change set point values and/or

the preset value and enable of the parameter display.

Value Range

The function block operates in the integer range from

-2147483648 to 2147483647.

Behavior when value range is exceeded

• The function block sets the switching contact CH..CY to status 1.

• The function block retains the value of the last valid operation.

I 05---------------------------[ CH01EN

I 06---------------------------[ CH01RE

I 07---------------------------[ CH01D_

I 08---------------------------[ CH01SE

CH01OF-------------------------[ Q 01

CH01FB-------------------------[ Q 02

CH01ZE-------------------------[ Q 03

CH01CY-------------------------S M 94

CH01 +

>SH

>SL

>SV

QV>

CH01 High-speed counter function block number 01

+ Appears in the parameter display

>SH Upper set point

>SL Lower set point

>SV Defined actual value (Preset)

QV> Actual value in RUN mode

IMPORTANT

Counter CH counts every rising edge on the counter input.

If the value range is exceeded, the switching contact CH

..CY switches to status 1 for one cycle per rising edge

detected.

1 2 ... 185 186 187 188 189 190 191 192 193 194 195 ... 399 400

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