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FANUC Alarm PNT2-566 — Time out during a cal. test

Manufacturer wording — %sTime out during a cal. test
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC PNT2-566 (“Time out during a cal. test”): While measuring hysteresis, time up, or time down the Accuflow system timed out. First check: Retry the calibration.

Updated 2026-09-17 · LogrobotLM reference

Description

While measuring hysteresis, time up, or time down the Accuflow system timed out. This indicates the high or low flow rate could not be reached.

Remedy

Retry the calibration. Check that the high flow rate can be reached consistently. If not an increase in the Tolerance band might be required.

Related codes

PNT2-564Zero fluid flow rate detectedPNT2-565Lower output did not lower flowPNT2-567Min. output has flow > setpointPNT2-568Max. output has flow < setpoint

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 →