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2 functions of devices in dvp-plc – Delta Electronics Programmable Logic Controller DVP-PLC User Manual

Page 128

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2 Functions of Devices in DVP-PLC

DVP-PLC Application Manual

2-100

M1002

RST

M0

SET

END

RST

M1

SET

M0

ALT

M1

Y7

RST

RST

X0

X0

M0

M1

M1

M1

M1148

M0

X0

8. Example

4: Program of zero return for 1 acceleration section and 1 deceleration section

The timing diagram of relevant flags:

M1149

M1148

M1144

X0

Zero return stops

Pulse output stops

Accelerating to
zero point

Decelerating to

zero point

Frequency and the positions:

Frequency (Hz)

Accelerating to

zero point

Decelerating to

zero point

Zero point

Position