Step criteria – Festo Контроллеры двигателя CMMS-ST User Manual

Page 72

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3. Product description

72

Festo.P.BE-CMMS-ST-G2-HW-EN

1008NH

• Position record linking can be controlled via digital inputs. Digital inputs in which the

levels (high/low) are evaluated must remain stable for at least 1.6 ms (cycle time of
the sequence control for position record linking).

• From every position record, any other position record can be started directly. You can

transition to a new position record without first reaching end speed = 0.

Step criteria

Value Condition

Abb. Description

0

-

End No automatic continuation.

1

Motion Complete

MC

Continues when the motion complete condition is fulfilled
(tolerance window). Thus, during positioning, the axis is at a
standstill for a moment if “0.00” min

-1

(RPM) was entered.

4 Standstill

STS

Continues

when the drive reaches a standstill and the programmed

time for bridging the acceleration phase has expired. Standstill here
does not just mean the end of the position record (MC), but also
running to the block at any desired location.

Time measurement starts when the position record starts.

5

Time

TIM Continues when the programmed time has expired.

Time measurement begins with the start of the position record.

6

NEXT (positive edge) NRI Continues immediately after a positive edge at DIN10 (NEXT1) or

DIN11 (NEXT2).

7

NEXT (negative edge) NFI

Continues immediately after a negative edge at DIN10 (NEXT1) or
DIN11 (NEXT2).

9

NEXT (positive edge)
waiting

NRS Continues after the motion complete message and a positive edge

on DIN10 (NEXT1) or DIN11 (NEXT2).

10 NEXT

(negative

edge)

waiting

NFS Continues after the motion complete message and a negative edge

on DIN10 (NEXT1) or DIN11 (NEXT2).

Table

3.21 Step criteria

Note
The time specification for STS and TIM is the time entered in the
motion profile. The time begins with execution of the position
record.

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