Mode l8500C/8500C+ Operators Manual
A-3
Balance Measurement Specification
Track Observation Specifications
Averaging:
16 most recent measurements
averaged excluding measurements
outside 1 standard deviation.
Phase Accuracy:
+1.0 degree.
Phase Measurement Method:
Synchronizing input (magnetic
pickup or photocell pickup).
Strobex.
Corrective Action Presentation:
Arbitrary vibration reduction action,
e.g. blade sweep, weight additional/
subtraction, pitch-link shortening/
lengthening, etc.
System undergoing vibration
reduction is displayed for reference.
Multi-plane balance capabilities with
Smart Chart software
Timing Resolution:
+200 nanoseconds
Blade Spread:
Continuous adjustment from initial
value of 0° to ~ 5° spread.
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