Navigation

CP441-1 as Modbus RTU Slave In S7 400H

Created by: eqbal at: 12/27/2009 10:40 AM (3 Replies)

Rating (0)

Thanks 0

4 Entries

12/27/2009 10:40 AM	Rate (0)
eqbal Posts: 7 Rating: (0)	Dear All, Does S7 400-H supports CP441-1 as Modbus RTU Slave? If Yes Apart from Modbus slave driver what is required to be done? Please Help! Regards, Eqbal
eqbal Posts: 7 Rating: (0)
Suggestion To thank Quote Answer

12/29/2009 8:47 AM	Rate (0)
jey@tokyo Experienced Member Joined: 8/1/2008 Last visit: 10/24/2023 Posts: 40 Rating: (0)	Hi eqbal CP441-1 is not support Modbus protocol. CP441-2 is support. At that time, a necessary thing is a license of MODBUS.

Suggestion To thank Quote Answer

12/29/2009 10:14 AM	Rate (0)
eqbal Posts: 7 Rating: (0)	Dear Jey@tokyo, Thanks a lot for this information. In this case would the connectionbe switched automatically to the standby CP441-2 in case of failure of Active S7400-H PLC? No codes required to switch teh connection? Regrads, Eqbal
eqbal Posts: 7 Rating: (0)
Suggestion To thank Quote Answer

1/4/2010 1:54 AM

Rate (0)

jey@tokyo

Experienced Member

Joined: 8/1/2008

Last visit: 10/24/2023

Posts: 40

Rating:

(0)

Hi eqbal
Sorry for late answer.

Your Question Do you support the CP441-2 is redundant?
Answers. It is Support.

Note: MODBUS Driver CP441-2 is when you download.
Need to download each one.

For more information, MODBus Please refer to the documentation.
modbus master (RTU)

Manuals, configurable:SIMATIC S7-300/S7-400 Loadable Driver for Point-to-Point CPs: MODBUS protocol, RTU format, S7 is master

modbus slave (RTU)

Manuals, configurable:SIMATIC S7-300/S7-400 Loadable Driver for Point-to-Point CPs: MODBUS Protocol, RTU format, S7 is Slave

I hope you could help us

Share this page:

Share this page on...

Created by: eqbal at: 12/27/2009 10:40 AM (3 Replies)

Rating (0) Thanks 0

4 Entries

4 Entries

All about Communication / Networks

Follow us on

Rating (0)

Thanks 0