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KUKA Error 2228 — RIGHT OPERAND DIFFERENT FROM INT, REAL

Displayed as KSS02228 on KRC4 / KRC5 controllers

KUKA 2228 (“RIGHT OPERAND DIFFERENT FROM INT, REAL”): The right operand is not of data type “INT” or “REAL”. First check: Modify the program.

Updated 2026-09-09 · LogrobotLM reference

Cause

The right operand is not of data type “INT” or “REAL”.

Effect

The program cannot be executed.

Troubleshooting

Modify the program.

Related codes

2227LEFT OPERAND DIFFERENT FROM INT, REAL2229BOTH OPERANDS DIFFERENT FROM INT, REAL2226INCORRECT SIGN2230LEFT OPERAND DIFFERENT FROM INT, CHAR

Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. How this reference is built →