PARAMUser parameter · EIA/ISO (F)
F242

Threshold for the travel ratio between the tool tip point and machine end point for time study

Machine-specific. This parameter list is specific to the Mazak INTEGREX e-670H / e-670H-S with the MAZATROL SmoothX control (manual HA64HA0035E). Other Mazak models and control generations use different addresses, ranges and meanings — verify on your own control before changing anything.
What it does

Threshold for the travel ratio between the tool tip point and machine end point for time study

During the tool center point control (G43.4, G43.5), the feedrate used for calculating the deceleration time at corners is switched from the feedrate at the machine end point to that at the tool tip point if the travel ratio between the tool tip point and machine end point (travel at the machine end point/travel at the tool tip point) exceeds the value set for F242. When 0 is set, 5 is assumed. When a value beyond 20 is set, 20 is assumed.

Setting
Setting range0 to 20
Unit—
Program typeE
Takes effectImmediate
Source

Mazak PARAMETER LIST / ALARM LIST / M-CODE LIST, manual HA64HA0035E, p. 43, 265. Reference and explanation only — not a reproduction of the manual.

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