analog input to the S7 AI/O module

blackslipper

Member

B

Join Date

Nov 2005

Location

North Carolina

Posts

47

• Jun 29, 2006

• #1

Hi
I am looking for assistance in the reading on a 4-10mA input to the S7 222, using the EM 235 AI/O module

I am not able to recieve an anlog signal

 

Hayzed1

Member

H

Join Date

Oct 2005

Location

Ontario

Posts

19

• Jun 29, 2006

• #2

Have you been able to see the value being moved into the AI location in your variable tables, or is the value not changing?

 

Gambrinus

Member

G

Join Date

Oct 2005

Location

Riga

Posts

248

• Jun 30, 2006

• #3

http://support.automation.siemens.com/WW/skm/frameset.asp?url=%2FWW%2Fllisapi%2Edll%2F14955836%3Ffunc%3Dll%26objId%3D14955836%26objaction%3Dcsopen%26siteid%3Dcseus%26aktprim%3D0%26skm%3D1%26lang%3Den&Query=EM235&SearchArea=alle&id=14955836&F11Marker=false&siteid=cseus&query2=&modelled=EM+235&lang=en

http://support.automation.siemens.com/WW/llisapi.dll?func=cslib.csinfo&objId=1109582&objAction=csOpen&lang=en&siteid=cseus&aktprim=0&extranet=standard

This may be helpful for you. There is link for example program at then end of first link. You must take into accordance EM235 DIP-switches settings too.