
EDT
rvPersn
DATE
DESIG.
DESCRIPTION
Date
FANUC Series 30i/31i/32i-A, 31i-A5
TWIN-TABLE CONTROL
A-90176EN
12/21
Name No.
Page
FANUC LTD.
Signal addresses
#7 #6 #5 #4 #3 #2 #1 #0
Gn138 SYNC8 SYNC7 SYNC6 SYNC5 SYNC4 SYNC3 SYNC2 SYNC1
Gn140 SYNCJ8 SYNCJ7 SYNCJ6 SYNCJ5 SYNCJ4 SYNCJ3 SYNCJ2 SYNCJ1
Gn541 SYNM8 SYNM7 SYNM6 SYNM5 SYNM4 SYNM3 SYNM2 SYNM1
Gn542 SYNMJ8 SYNMJ7 SYNMJ6 SYNMJ5 SYNMJ4 SYNMJ3 SYNMJ2 SYNMJ1
How signals for each axis are handled during synchronization operation
Some signals for each axis are input or output to both the master and slave axes and others are
input or output to only the master axis. The following table lists the type of each signal.
・ Input signals
address bit Symbol Signal name Master and
slave axes
Master
axis only
G100 0 +Jx Feed axis and direction selection signals ○
G102 0 -Jx Feed axis and direction selection signals ○
G104 0 +EXLx Stored stroke limit switching signals in axis
direction
○
G105 0 -EXLx Stored stroke limit switching signals in axis
direction
○
G106 0 Mix Mirror image signals ○
G108 0 MLKx Each-axis machine lock signal ○
G110 0 +LMx Stroke limit external setting signals ○
G112 0 -LMx Stroke limit external setting signals ○
G114 0 *+Lx Overtravel signals ○
G116 0 *-Lx Overtravel signals ○
G118 0 *+Edx External deceleration signals ○
G120 0 *-Edx External deceleration signals ○
G124 0 DTCHx Controlled axis detach signals ○ *1
G126 0 *SVFx Servo off signals ○ *1
G130 0 *Itx Interlock signal for each axis ○
G192 0 IGVRYx Each-axis VRDY off alarm ignore signal ○ *1
X009 0 *DECx Reference position return deceleration signal ○