HEIDENHAIN iTNC 530 Technical Manual page 386

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You can request the status of the drive controller with Module 9162, and you
can determine if the drive controller is ready to be switched on with
Module 9157.
The iTNC monitors the time between the switch-on of the drive hardware and
the READY signal (from the PWM cable). If the READY signal is missing after
the waiting time has passed, the error message 8B40 No drive release
<axis> appears.
7 Enter the permissible time in MP2170.
MP2040 Axis groups for drive enabling through X150
Format: %xxxxxxxxxxxxxx
Input: 0: Axis not assigned
1: Axis assigned
MP2040.0-5 Groups 1 to 6
MP2040.6-7 Reserved, enter %00000000000000
MP2050 Functionality of drive enabling I32 (X42/33)
Input: 0: Emergency stop for all axes, Module 9169 not effective
1: Emergency stop for all axes that are not excepted with
Module 9169
2: I32 and Module 9169 have no function
MP2170 Waiting time between the switch-on of the drive and the
drive's standby signal
Input: 0.001 to 4.999 [s]
0: 2 [s]
W524 Monitoring functions if drive is
released for axis group 1
0: Monitoring functions not active
1: Monitoring functions active
Bit 0: Axis group 1
Bit 1 to bit 15: Non-functional
Set
PLC
HEIDENHAIN Technical Manual iTNC 530
Reset
PLC