Siemens SINUMERIK 840D sl Commissioning Manual page 329

Machine data
Table 15-9 Setpoint/actual value channels: Machine data
Number Name of identifier
Axisspecific ($MA_ ... )
30110 CTRLOUT_MODULE_NR
30130 CTRLOUT_TYPE
30200 NUM_ENCS
30220 ENC_MODULE_NR[0]
30220 ENC_MODULE_NR[1]
30230 ENC_INPUT_NR[0]
30230 ENC_INPUT_NR[1]
30240 ENC_TYPE[0]
Interface signals
Table 15-10 Switchover of position measuring system: Interface signals
DB number Bit, byte
Axis/spindle-specific
31, ... 1.5
31, ... 1.6
Literature
Function Manual Basic Functions;
Speeds, Setpoint/actual-value systems, Control: Setpoint/actual-value system
Function Manual Basic Functions;
Diverse Interface Signals: Interface signals to axis/spindle
IBN CNC: NCK, PLC, drive
Commissioning Manual, 07/2007, 6FC5397-2AP10-3BA0
Name/remarks
Setpoint assignment: Logical drive number
Output of setpoint value
0 = Simulation
1 = Output of speed setpoint
Number of measuring channels
1 = One position measuring system present
2 = Two position measuring systems present
Actual value assignment: Logical drive number for
position measuring system 1
Actual value assignment: Logical drive number for
position measuring system 2
Actual value assignment: Position measuring
system 1
1 = G1_XIST encoder 1 actual position value 1
2 = G2_XIST encoder 1 actual position value 2
Actual value assignment: Position measuring
system 2
1 = G1_XIST encoder 2 actual position value 1
2 = G2_XIST encoder 2 actual position value 2
Type of actual value recording
0 = Simulation
1 = Incremental encoder
4 = Absolute encoder with EnDat interface
Name
Signals from PLC to axis/spindle
Position measuring system 1
Position measuring system 2
Fundamentals
15.7 Axis data
Reference
Reference
329