M5: Measurement
7.5 Setting zeros, workpiece measuring and tool measuring
Extended Functions
478 Function Manual, 03/2013, 6FC5397-1BP40-3BA1
The values of the following variables are evaluated for measurement type 12:
Input variable Meaning
$AC_MEAS_VALID Validity bits for input variables
$AA_MEAS_POINT1[axis] Measuring point 1
$AA_MEAS_POINT2[axis] Measuring point 2
$AA_MEAS_SETPOINT[axis] Setpoint position of groove center *
$AC_MEAS_DIR_APPROACH 0: +x, 1: -x, 2: +y, 3: -y, 4: +z, 5: -z
$AC_MEAS_ACT_PLANE Calculated as active plane unless otherwise specified *
$AC_MEAS_FINE_TRANS 0: Coarse offset, 1: Fine offset *
$AC_MEAS_FRAME_SELECT Calculated as additive frame unless otherwise specified *
$AC_MEAS_T_NUMBER Calculated as active T unless otherwise specified (T0) *
$AC_MEAS_D_NUMBER Calculated as active D unless otherwise specified (D0) *
$AC_MEAS_INPUT[0] Approach direction for 2nd measuring point for a recess
measurement. Must have the same coordinate as the
approach direction of the 1st point. *
0: +x, 1: -x, 2: +y, 3: -y, 4: +z, 5: -z
$AC_MEAS_TYPE 12
* optional
The following output variables are written for measurement type 12:
Output variable Meaning
$AC_MEAS_FRAME Result frame with translation
$AC_MEAS_RESULTS[0] Position of calculated groove center (x0, y0 or z0)
$AC_MEAS_RESULTS[1] Groove width in approach direction
Example
Groove measurement with approach direction in x
Program code Comment
DEF INT RETVAL
DEF FRAME TMP
$TC_DP1[1,1]=120 ; Type
$TC_DP2[1,1]=20 ; 0
$TC_DP3[1,1]=10 ; (z) length compensation vector
$TC_DP4[1,1]=0 ; (y)
$TC_DP5[1,1]=0 ; (x)
$TC_DP6[1,1]=2 ; Radius
T1 D1
g0 x0 y0 z0 f10000
G54
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