Table 3.4.4.3 prohibited g codes – Yaskawa YASNAC PC NC Programming Manual User Manual

Page 122

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YASNAC PCNC Programming Manual

Chapter 3: Movement Control Commands

Point of intersection does not lie on the tool paths

FIGURE 3.4.4.53 Programmed Paths Causing an Alarm Ç

If any of the following G codes specified in the offset alarm “0182'' occurs.

If the NC is reset in the offset mode, the offset mode is canceled and the G40 mode is
set.

Table 3.4.4.3

Prohibited G Codes

l
l

The tool radius offset C function is applied to the tool paths offset by the tool length
offset and the tool position offset function. The tool radius offset function should not
be applied to the tool paths for which the tool position offset function is used as the
tool radius offset operation. If such offset is applied, it could complicate the program-
ming.

When specifying G41, G42, or G40, G00 or G01 and an F code must be specified with
G41, G42, or G40 in the same block or a block that precedes the G40/G41/G42 block.

If a plane selection G code (G17 to G19) is specified in the offset mode, alarm “0183”
occurs.

If the circular interpolation function is specified in a plane other than the offset plane
specified by G17, G 18, or G19 while in the offset mode, alarm “0183” occurs.

Prohibited G Codes

G codes that cause an

alarm

G12, G13 (G17 to G19)
G28, G29
G73, G74, G76, G77, G81 to G89
G92

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