HI DEAR ALL.

I AM USING S7 200 CPU 224XP AS A MODBUS MASTER AND 4 TELEMECHANIC ALTIVAR 61 DRIVE AS A SLAVE. SO, HOW CAN I CONNECT THIS DRIVE HAVING RJ 45 CONNECTOR AND S7 200 FREE PORT.

CAN ANY BODY GIVE ME PIN CONNECTION FOR S7 200 FREE PORT AND RJ 45 CONNECTOR OF DRIVE.

THANK IN ADVANSE,

REGARDS

ASLAM

Altivar 61 VFD
RJ45 modbus port

Pin Signal
1 Not connected
2 Not connected
3 Not connected
4 B signal (RS485) = V1 signal (Modbus)
5 A signal (RS485) = V0 signal (Modbus)
6 Not connected
7 Modbus VP signal12 V DC power supply supplied by the "Controller Inside" card (only for the power supply of a RS485/RS232 converter)
8 Common

About S7-200 side - look at How do you implement MODBUS communication with S7-200?

Hope this will helps.

Best regards,

Hristo Mihalev

New question published byMusaib is split to a separate thread with the subject cpu 224, can I buy a db9 splitter for communicate with PC and VFD(RS-485).

Best regards
Min_Moderator