
19. INTERFACES RELATED TO Series 20i MACRO
B–63523EN–1/03
2026
Limit data setup signals
Address Set data
R961 4: Specifies a line. 5: Specifies a limit condition.
R962 to R965 Line tilt (COSθ 2
30
) Inner datum point coordinate first
axis
R966 to R969 Line tilt (SINθ 2
30
) Inner datum point coordinate se-
cond axis
R970 to R973 Distance from the origin
to the line
–
R974 Line number (0 to 5) –
R970 – Number of lines (1 to 6)
R971 – Outside/inside the limit area
0: Outside forbidden
1: Inside forbidden
R976 – Plane selection
Lower 4 bits: Plane first axis
Upper 4 bits: Plane second axis
1: X–axis
2: Y–axis
3: Z–axis
R978 Setup change notifica-
tion
Setup change notification
#7
R940
#6 #5 #4 #3 #2 #1 #0
MLMRQ
Polygon limit mode request signal
MLRQ: MACRO requests the PMC to switch to the polygon limit
mode.
#7
G0089
#6 #5 #4 #3 #2 #1 #0
MALMT
Polygon limit enable/disable signal
MALMT: When this signal 1, it enables the polygon limit.
19.2
SIGNALS USED FOR
POLYGON LIMIT
MACHINING (20i–F)
MACRO ³ PMC
MACRO ³ PMC
PMC ³ CNC