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view user manual (pdf) - dyna-flo control valves

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Preparing for Operation<br />

2<br />

actuator moves<br />

into closed<br />

position<br />

RUN 2<br />

tolerance band<br />

4% < dw < 10%<br />

?<br />

yes<br />

no<br />

turn slip clutch<br />

until 0 appears<br />

in the bottom line<br />

of the display<br />

continue with:<br />

actuator moves<br />

into open<br />

position<br />

hard stop<br />

up < 97 % ?<br />

no<br />

yes<br />

span<br />

up--dw > 25 % ?<br />

no<br />

continue with:<br />

check<br />

mechanics<br />

1<br />

3<br />

yes<br />

continue with:<br />

<strong>manual</strong> intervention<br />

Figure 3-34<br />

Automatic initialization part 2 (in rotary actuators)<br />

SIPART PS2 Manual<br />

A5E00074631-03<br />

75

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