HEIDENHAIN iTNC 530 Service Manual page 421

By means of logic diagram:
By means of test adapter:
Signal
-
-
Ready signal
Negated trigger signal Pin 10
Negated trigger signal Pin 10
The 0 V reference potential (U
workpiece measurement" on page 27 – 460.
July 2010
Switch on the machine.
Insert the touch probe.
As a precaution press the EMERGENCY STOP button.
Call the logic diagram. -->See "The LOGIC diagram" on page 11 – 125.
Enter the operands M4050 and M4051 and place the trigger on M4051.
Start the recording.
Check the marker 4050.
If the probe is ready, this marker has the status zero!
Deflect the stylus by hand.
Check marker 4051.
If the stylus is deflected, this marker changes to one!
Switch off the machine.
Connect the test adapter between MC (connector X12) and touch probe cable.
--> See "Test Adapter" on page 29 – 562.
Switch on the machine.
Insert the touch probe.
As a precaution press the EMERGENCY STOP button.
Deflect the stylus by hand.
Measure the respective voltage:
Connector
X12
Pin 5
Pin 6
Pin 3
Note
If available, you can also connect an identical touch probe to test the functionality!
Voltage Meaning
+15 V Power supply
+ 5 V Power supply
+15 V Probe is ready
+ 5 V Probe is ready, stylus at rest
0 V Probe is ready, stylus deflected
) is on pin 8. --> See "X12: Connection of the touch probe for
N
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