Commissioning (software)
4.6 Using
Table | Comparison of local and global measuring inputs on the D410 |
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| Local measuring input | Global measuring input |
Measurement operation | With a signal edge at the relevant input, | With a signal edge at the relevant input, | |
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| the current actual values of an encoder | the current actual values of one or |
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| connected to a control unit are | more encoders are measured using |
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| measured with positioning accuracy to | timestamp functionality with positioning |
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| determine lengths and distances. | accuracy in order to provide information |
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| for determining lengths and distances |
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| (possible with any encoders included in |
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| the project). |
Configuration of the Measuring Input | The assignment of inputs is always | The assignment of inputs is not fixed | |
TO in the SIMOTION SCOUT | permanent depending on the hardware | depending on the hardware and is | |
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| of the control unit and is performed | performed during the configuration of |
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| during the configuration of the | the Measuring Input TO using the |
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| Measuring Input TO using the | hardware address. |
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| measuring input number. |
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Measuring Input technology object | Yes | Yes | |
setting Single measurement |
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(Measurement jobs must be issued |
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individually for each measurement. |
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Several interpolation cycle clocks lie |
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between two measurements.) |
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Measuring Input technology object | (yes) | yes | |
setting Cyclical measurement | Although the Measuring Input TO can | The minimum separation between two | |
(The measurement is activated just | be requested to perform a cyclical | measurements is three servo cycles | |
once and runs cyclically until | measurement, it subdivides such a | (maximum two edges per | |
deactivated.) |
| measurement into the execution of a | measurement possible). |
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| series of single tasks. In such a case, |
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| the minimum separation between two |
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| measurements is several servo cycles. |
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Use of multiple Measuring Input TOs | No | Yes | |
on one axis/encoder, whereby these |
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can be active concurrently. |
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Listening Measuring Input TO | No | Yes | |
Measuring on virtual axes | No | Yes | |
Measuring on axes attached to a | No | Yes | |
different drive unit |
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A maximum of three probe inputs can be configured onboard on the D410.
102 | D410 |
Commissioning Manual, 08/2008 Edition |