Code 702331: Rotary table run-time monitoring (speed >200 rpm)
Issue Description & Safety Warning
The Chiron Siemens-Control CNC has triggered a critical Rotary table run-time monitoring (speed >200 rpm) alarm. Immediate attention from a qualified operator or maintenance technician is required to prevent secondary damage to the equipment or spoiled parts during the manufacturing cycle. Always ensure standard safety and LOTO procedures are followed before accessing electrical cabinets.
Official Troubleshooting Steps
Watchdog timer (> 4 minutes) of the rotary table has responded. Rotary table function n = >200 rpm is designed with 20% relative switch-on duration in S6 mode. Rotary table is stopped immediately. Read disable Feed Stop / Spindle Stop Rotary table may now no longer be operated at a speed > 200 rpm for a while (8 minutes).
Source: CHIRON Error Message Overview, all series (Siemens control, V2.0.6, 2012)
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
About Chiron Siemens-Control CNC Alarms
Chiron controllers include extensive self-diagnostics that flag or halt the machine when a fault is detected. Error code 702331 on the Siemens-Control CNC identifies one specific fault condition — its documented cause and the official corrective steps are listed above, sourced from Chiron's service documentation. Always confirm against the manual for your exact machine configuration and follow LOTO procedures before servicing.
Complete Alarm List: 545 Chiron Siemens-Control CNC codes.
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