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Overview
- Drivers for Modbus protocol with RTU message format; communication as master or slave
- Downloadable onto CP 341 and CP 441-2 (6ES7 441-2AA05-0AE0)
Application
Drivers are available for downloading for the CP 341 and CP 441-2:
- Modbus:
For communication according to the Modbus protocol with RTU format.
Communication as master or slave
The two serial interfaces of the CP 441-2 can be operated independently with different standard protocols or downloadable drivers together with the V.24/TTY/X.27 interface modules.
Function
Modbus
- Modbus master:
Master/slave coupling with SIMATIC S7 as master. - Modbus slave:
Master/slave coupling with SIMATIC S7 as slave, message frame traffic from slave to slave not possible.
Configuration
The configuration package for CP 441-2 and CP 341 (V4.0 and higher) and STEP 7 V4.0 are required for downloading and configuration of the drivers. The drivers are copy protected by a dongle.
6ES7870-1AB01-0YA1
Siemens SIMATIC S7, MODBUS Slave V3.1 single license for 1 installation R-SW, without SW and without documentation, HW dongle, Class A, 3 languages (de, de, fr, en fr), executable in STEP 7 V4.02 or higher, reference hardware: CP 341 and CP 441-2
Visit 6ES7870-1AB01-0YA1
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