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SFC14 FAULT

Created by: ercanbozi at: 11/5/2010 4:11 PM (3 Replies)

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11/5/2010 4:11 PM	Rate (0)
ercanbozi Posts: 71 Rating: (0)	Hi everybody, I have a fault on my SFC14.its 80B1 (hex fotmat). How can I solve the problem?
ercanbozi Posts: 71 Rating: (0)
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11/5/2010 4:18 PM	Rate (0)
hdhosseini Diamond Expert Joined: 1/28/2009 Last visit: 12/30/2025 Posts: 6891 Rating: (1368)	Hi dear member Please check this statement " the record parameter in SFC14 is the adress in S7 module which data from slave written to.The lenght you define here in form of pointer should match length you defined for DP slave in hardware config editor program.80B1 returns this mismatch" Best regards
	Last edited by: hdhosseini at: 11/5/2010 4:19 PM Demo Channel on Youtube
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11/6/2010 10:30 AM	Rate (0)
ercanbozi Posts: 71 Rating: (0)	I have checked the hardware config. but I couldnt see any diffirences between HW conf. and SFC14 record data length.my problem is only about on SFC14 not SFC15 I can write commands to dp slave but I cant read from. My slave is Siemens AC inverter. if its possible, could you please send me pictures about configuration of data lengths.
ercanbozi Posts: 71 Rating: (0)
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11/6/2010 12:18 PM	Rate (0)
hdhosseini Diamond Expert Joined: 1/28/2009 Last visit: 12/30/2025 Posts: 6891 Rating: (1368)	Hello ercanbozi please check the attachment for a sample which SFC14 reads 4 WORDs (8 Bytes)data from slave and also SFC15 writes same amount of data back into slave. regards Attachment final.zip (358 Downloads)
	Last edited by: hdhosseini at: 11/6/2010 6:24 PM Demo Channel on Youtube
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