671508
312
Zoom out
Zoom in
Previous page
1/428
Next page
Nachschlagen
5.3 Sonderfunktionen
LOGO!Soft Comfort Online-Hilfe
312 Betriebsanleitung, 11/2017
5.3.3.7
Impulsdauermodulator (PWM)
Kurzbeschreibung
Der Impulsdauermodulator (PWM) moduliert den analogen Eingangswert Ax in ein digitales
Impulsausgangssignal. Die Impulsdauer ist proportional zum Analogwert Ax.
Beschaltung
Beschreibung
Eingang
En
Eine steigende Flanke (Wechsel von 0 nach 1) am Eingang En aktiviert den
Funktionsblock PWM.
Eingang
Ax
Analogsignal, das in ein digitales Impulsausgangssignal moduliert werden soll.
Parameter
Verstärkung (Gain)
Wertebereich: -10,00 bis 10,00
Nullpunktverschiebung (Offset)
Wertebereich: -10.000 bis 10.000
PT:
Periodischer Zeitraum, in dem der digitale Ausgang moduliert wird
p:
Anzahl Nachkommastellen
Mögliche Einstellungen: 0, 1, 2, 3
Ausgang
Q
Entsprechend dem Anteil des normierten Werts Ax vom Analogwertbereich wird
Q jeweils für diesen Anteil jedes Zeitraums gesetzt bzw. zurückgesetzt.
0BA1- 0BA5:
Den Funktionsbl
ock PWM gibt es erst ab der Gerätelinie 0BA6.
Parameter PT
Die periodische Zeit PT kann auch ein Aktualwert einer bereits programmierten anderen
Funktion sein:
Analogkomparator: Ax-Ay
Analoger Schwellwertschalter: Ax
Analogverstärker: Ax
Analoger Multiplexer: AQ
Rampensteuerung: AQ
Mathematische Funktionen: AQ
PI-Regler: AQ
Vor-/Rückwärtszähler: Cnt
312


Need help? Post your question in this forum.

Forumrules


Report abuse

Libble takes abuse of its services very seriously. We're committed to dealing with such abuse according to the laws in your country of residence. When you submit a report, we'll investigate it and take the appropriate action. We'll get back to you only if we require additional details or have more information to share.

Product:

For example, Anti-Semitic content, racist content, or material that could result in a violent physical act.

For example, a credit card number, a personal identification number, or an unlisted home address. Note that email addresses and full names are not considered private information.

Forumrules

To achieve meaningful questions, we apply the following rules:

Register

Register getting emails for Siemens LOGO Soft Comfort Online Help at:


You will receive an email to register for one or both of the options.


Get your user manual by e-mail

Enter your email address to receive the manual of Siemens LOGO Soft Comfort Online Help in the language / languages: German as an attachment in your email.

The manual is 12,75 mb in size.

 

You will receive the manual in your email within minutes. If you have not received an email, then probably have entered the wrong email address or your mailbox is too full. In addition, it may be that your ISP may have a maximum size for emails to receive.

Others manual(s) of Siemens LOGO Soft Comfort Online Help

Siemens LOGO Soft Comfort Online Help User Manual - English - 414 pages


The manual is sent by email. Check your email

If you have not received an email with the manual within fifteen minutes, it may be that you have a entered a wrong email address or that your ISP has set a maximum size to receive email that is smaller than the size of the manual.

The email address you have provided is not correct.

Please check the email address and correct it.

Your question is posted on this page

Would you like to receive an email when new answers and questions are posted? Please enter your email address.



Info