Manual
Table Of Contents
- SD315O
- Important information
- Table of contents
- About this manual
- 1 Introduction
- 2 Before you begin - safety information
- 3 Technical Data
- 4 Installation
- 5 Commissioning
- 6 Operation
- 7 Examples
- 8 Diagnostics and troubleshooting
- 9 Accessories and spare parts
- 10 Service, maintenance and disposal
- 11 Extract
- 12 Glossary
- 13 Index
0098441113480, V2.00, 03.2011
SD315O 6 Operation
Drive for stepper motors 65
6.3.3 Reference values via external P/D signals
The motor performs a motor step when the edge of the signal PULSE
rises. The direction of movement is controlled with the DIR signal.
Figure 6.2 P/D signals
The maximum frequency is 200 kHz.
NOTE: If the reference values are supplied as external P/D signals, no
reference values may be supplied via the digital signal inputs or the an-
alog signal input.
0
1
0
1
++ +-
PULSE
DIR
>2.5µs
>2.5µs
>50µs
>0.0µs
Signal signal state Meaning
PULSE Rising edge Motor step
DIR 0 level
1 level
Positive direction of movement
Negative direction of movement