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# Homing:
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## How to home KAP and KTH:
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## How to home KAP and KTH
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- Start PI software and make sure that servos are on
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- #Note that if an axis will not move, check soft limits
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## How to home TTH from labview (preferred):
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## How to home TTH from labview (preferred)
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To home tth from ![image](uploads/980f2f9c2666873734aa9fac9361a535/image.png): make sure the .vi is running: ![image](uploads/f4bd29981acf9b15d811c2e3e3161eea/image.png)
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... | ... | @@ -47,7 +47,7 @@ To home tth from ![image](uploads/980f2f9c2666873734aa9fac9361a535/image.png): m |
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- Redefine TTH=0 in epics by scanning direct beam on d4.
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## How to home TTH from PI software (not recommended):
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## How to home TTH from PI software (not recommended)
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TTH homing procedure from the PI software (not recommended for tth, see labview procedure above instead):
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... | ... | @@ -70,8 +70,7 @@ TTH homing procedure from the PI software (not recommended for tth, see labview |
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- 3 0 1 setsw
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- 3 1 1 setsw
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- 1 getsw (to clear the error): should read 3 3 = upper and lower limits disabled (need to do both); ready for operation
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Check your limits:
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Check your limits:
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- Set maximum allowed position to 100 (-100 in diffractometer coordinates, "User").
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- Set minimum allowed position to -210 (210 in diffractometer coordinates, "User").
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- Redefine TTH=0 in epics by scanning direct beam on d4.
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