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FANUC Alarm VARS-028 — WARN Value out of range

FANUC VARS-028 (“WARN Value out of range”): Value that you entered is not a valid value. First check: Consult your SYSTEM RJ-2 Controller Software reference Manual for valid values for the variable you are changing

Updated 2026-09-17 · LogrobotLM reference

Description

Value that you entered is not a valid value. It is either too big or too small

Remedy

Consult your SYSTEM RJ-2 Controller Software reference Manual for valid values for the variable you are changing

Related codes

VARS-026WARN File sequence errorVARS-027WARN Variable used by other programVARS-029WARN Requires PROGRAM passwordVARS-030WARN Requires SETUP password

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 →