Applicable Systems
S7-1200
S7-1500
S7-300
S7-400
LOGO!
SINAMICS
Symptoms
Data transfer error during communication.
Possible Causes
- Communication link error
- Data packet corruption
- Protocol mismatch
Troubleshooting Steps
- Step 1: Check communication cable
Cable intact and connected - Step 2: Verify protocol settings
Settings match master - Step 3: Reduce EMI on communication line
No interference
How to Reset
Reset via operator panel after communication is restored.
Source: Siemens SINAMICS G120 List Manual
Category: PLC & VFD