July 2010 25 – 421
By means of logic diagram:
8 Switch on the machine.
8 Insert the touch probe.
8 As a precaution press the EMERGENCY STOP button.
8 Call the logic diagram. -->See “The LOGIC diagram” on page 11 – 125.
8 Enter the operands M4050 and M4051 and place the trigger on M4051.
8 Start the recording.
8 Check the marker 4050.
If the probe is ready, this marker has the status zero!
8 Deflect the stylus by hand.
8 Check marker 4051.
If the stylus is deflected, this marker changes to one!
By means of test adapter:
8 Switch off the machine.
8 Connect the test adapter between MC (connector X12) and touch probe cable.
--> See “Test Adapter” on page 29 – 562.
8 Switch on the machine.
8 Insert the touch probe.
8 As a precaution press the EMERGENCY STOP button.
8 Deflect the stylus by hand.
8 Measure the respective voltage:
The 0 V reference potential (U
N
) is on pin 8. --> See “X12: Connection of the touch probe for
workpiece measurement” on page 27 – 460.
Signal Connector
X12
Voltage Meaning
- Pin 5 +15 V Power supply
- Pin 6 + 5 V Power supply
Ready signal Pin 3 +15 V Probe is ready
Negated trigger signal Pin 10 + 5 V Probe is ready, stylus at rest
Negated trigger signal Pin 10 0 V Probe is ready, stylus deflected
If available, you can also connect an identical touch probe to test the functionality!
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