Siemens SINUMERIK 840Di Function Manual page 698

Detailed Description
2.12 Program runtime/workpiece counter
Examples
Activation of workpiece counter $AC_REQUIRED_PARTS
MD27880 $MC_PART_COUNTER = 'H3'
Alarm displayed with: $AC_REQUIRED_PARTS == $AC_SPECIAL_PARTS
Activation of workpiece counter $AC_TOTAL_PARTS
MD27880 $MC_PART_COUNTER = 'H10'
MD27882 $MC_PART_COUNTER_MCODE[0] = 80
For each M02: $AC_TOTAL_PARTS += 1
Note: $MC_PART_COUNTER_MCODE[0] has no meaning.
Activation of workpiece counter $AC_ACTUAL_PARTS
MD27880 $MC_PART_COUNTER = 'H300'
MD27882 $MC_PART_COUNTER_MCODE[1] = 17
For each M17: $AC_ACTUAL_PARTS += 1
Activation of workpiece counter $AC_SPECIAL_PARTS
MD27880 $MC_PART_COUNTER = 'H3000'
MD27882 $MC_PART_COUNTER_MCODE[2] = 77
For each M77: $AC_SPECIAL_PARTS += 1
Deactivation of workpiece counter $AC_ACTUAL_PARTS
MD27880 $MC_PART_COUNTER = 'H200'
MD27882 $MC_PART_COUNTER_MCODE[1] = 50
Note: $AC_TOTAL_PARTS is not active
Activation of all counters
MD27880 $MC_PART_COUNTER = 'H3313'
MD27882 $MC_PART_COUNTER_MCODE[0] = 80
MD27882 $MC_PART_COUNTER_MCODE[1] = 17
MD27882 $MC_PART_COUNTER_MCODE[2] = 77
Mode change/NC RESET
The counters are not affected by a mode change or NC RESET.
2-162
Mode Group, Channel, Program Operation, Reset Response (K1)
Function Manual, 08/2005 Edition, 6FC5397-0BP10-0BA0