Dear All,

i am doing to convert S5 program to S7 program. the use IM308C to mapping all input/output from S5 to S7. i want map PIW in S5 to S7 then use Function Block read analog in S7 to replace FB40 (Read Analog) in S5. My problem i don't Define what number PIW?? in FB40 S5 program follow:

Address Analog input is PIW240??? please show me what number of PIW??

Thank you very much!

Hello,

I think you have a S5-115U. Then you be right, the adress is PIW 240.

The original FB is FB250 (in my opinion), please look at the manual

https://support.industry.siemens.com/cs/document/1085937/s5-115u-programmable-controller?dti=0&lc=en-WW

at chapter 10.9

also look please at this link

https://support.industry.siemens.com/cs/document/105106251/migration-guide%3A-simatic-s5-to-simatic-s7-1500?dti=0&lc=en-WW

I hope this is helpful.

regards
CaOd

CaOd

Hello,

I think you have a S5-115U. Then you be right, the adress is PIW 240.

The original FB is FB250 (in my opinion), please look at the manual

https://support.industry.siemens.com/cs/document/1085937/s5-115u-programmable-controller?dti=0&lc=en-WW

at chapter 10.9

also look please at this link

https://support.industry.siemens.com/cs/document/105106251/migration-guide%3A-simatic-s5-to-simatic-s7-1500?dti=0&lc=en-WW

I hope this is helpful.

regards
CaOd

 Thank for your help,CaOd

New question published by Willdark is split to a separate thread with the subject Problem with the analog input read.

Best regards
Jen_Moderator