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Dual Modbus with CP 441-2

5/31/2012 7:38 AM	Rate (0)
greyhame Advanced Member Joined: 3/19/2010 Last visit: 4/22/2024 Posts: 16 Rating: (1)	Is it possible to use both the ports of CP441-2 with X27(RS485) under Modbus protocol? I am using PCS 7 V7.1 Are there any limitations in using the same?

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5/31/2012 9:36 AM	Rate (0)
Kaulquappe Posts: 3093 Rating: (324)	Hello Greqhame, it is possible to use both interfaces with Modbus, you need only one dongle as there is only one slot for it and there are no limitations. Regards, Kaulquappe
Kaulquappe Posts: 3093 Rating: (324)
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This contribution was helpful to 1 thankful Users S7 AUTOMAN

5/31/2012 1:27 PM	Rate (0)
greyhame Advanced Member Joined: 3/19/2010 Last visit: 4/22/2024 Posts: 16 Rating: (1)	thanks...is any literature available on it ?

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5/31/2012 4:33 PM	Rate (0)
Kaulquappe Posts: 3093 Rating: (324)	Hello Greyhame, I'm afraid, there is no special documentation for it. You should call BSEND and BRECV twice, for each connetion ID once. Regards, Kaulquappe
Kaulquappe Posts: 3093 Rating: (324)
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This contribution was helpful to 1 thankful Users S7 AUTOMAN

5/31/2012 4:50 PM	Rate (0)
greyhame Advanced Member Joined: 3/19/2010 Last visit: 4/22/2024 Posts: 16 Rating: (1)	thanks Kaulquappe for the support Regards, grey

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