PARAMUser parameter · EIA/ISO (F)
F77

Basis rate for tool life judgment

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

Basis rate for tool life judgment

The basis rate for the NC to judge whether the tool is to be displayed in reverse display mode on the TOOL DATA display to indicate that the life of that tool is approaching expiry. If bit 2 in F82 is 0: When the rate of the operation time to the estimated life exceeds the setting of the F77 parameter, the NC will judge the tool to be approaching expiry. If bit 2 in F82 is 1: When the residual life decreases below the setting of the F77 parameter, the NC will judge the tool to be approaching expiry. Note : The above judgment function is invalid if this parameter is set to 0.

Setting
Setting range0 to 9999
Unit—
Program typeM, E
Takes effectImmediate
Source

Mazak PARAMETER LIST / ALARM LIST / M-CODE LIST, manual HA64HA0035E, p. 31, 194. Reference and explanation only — not a reproduction of the manual.

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