Lutron Electronics DT-2230, Operation Manual, Page: 2 / 12

TABLE OF CONTENTS
1 FEATURES................................................................ 1
2 SPECIFICATIONS....................................................... 2
3 FRONT PANEL DESCRIPTION..................................... 4
3-1 Display............................................................... 4
3-2 Power Button..................................................... 4
3-3 Function Button.................................................. 4
3-4 Memory Button................................................... 4
3-5 Surface Speed Wheel.......................................... 4
3-6 RPM Adapter ( Contact Tach. )............................ 4
3-7 Photo Tach. detect sensor................................... 4
3-8 Laser Light Beam................................................ 4
3-9 Battery Cover/Compartment................................ 4
3-10 Reflecting Mark.................................................. 4
3-11 Monitor indicator............................................... 4
3-12 RS-232 Output Terminal..................................... 4
4 MEASURING PROCEDURES....................................... 5
4-1 Change the function............................................ 5
4-2 Photo RPM measurement..................................... 6
4-3 Contact RPM measurement.................................. 6
4-4 Surface Speed Measurement................................ 7
5 OPERATION PROCEDURE FOR MEMORY RECALL........ 7
6 BATTERY REPLACEMENT........................................... 8
7. RS232 PC SERIAL INTERFACE.................................... 8
8 PATENT....................................................................10