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| 11/8/2005 7:40 AM | |
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Posts: 4 Rating:
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In redundant control system using 2 PLC S7-300 how to configure a station is master, and the other is reserve? |
| 11/8/2005 9:33 AM | |
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Posts: 52 Rating:
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They are both master! |
| 11/8/2005 11:43 AM | |
Joined: 9/1/2005 Last visit: 11/12/2024 Posts: 4113 Rating:
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second question of kem: [quote user="kem"]who can hepl me to measure change-over time from Master Station to reserve station in redundant control system using 2 PLC S7-300 thanks |
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| 11/9/2005 2:34 AM | |
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Posts: 4 Rating:
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Thanks Mr Hannibar |
| 11/9/2005 2:27 PM | |
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Joined: 9/1/2005 Last visit: 11/12/2024 Posts: 4113 Rating:
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further questions of kem: [quote user="kem"]redundant contol system can be run if not having I/O module on ET 200M ? [quote user="kem"]can we use bit memory address in DB_WORK_NO, DB_SEND_NO, DB_RCV_NO ? [quote user="kem"]how to measure change-over time from master station to reserve station by oscilloscope? thanks [quote user="kem"]thank you very much |
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