CONTENTS
Introduction ............................................................................................................ 1
How to contact Fluke ............................................................................................. 1
Safety .................................................................................................................... 1
Symbols ................................................................................................................. 2
Included Accessories ............................................................................................. 2
The Keypad ........................................................................................................... 2
The Display............................................................................................................ 3
Operation ............................................................................................................... 4
Optical (Non-Contact) ...................................................................................... 4
Contact (Fluke 931).......................................................................................... 4
Maintenance .......................................................................................................... 6
Cleaning ........................................................................................................... 6
Specifications ........................................................................................................ 6
RPM ....................................................................................................................... 6
930/931 Tachometer