
ii
CONTENTS
1. PRECAUTIONS FOR SAFE OPERATION ................................................................... 1
2. PRECAUTIONS ............................................................................................................. 4
3. LASER SAFETY INFORMATION .................................................................................. 8
4. PRODUCT OUTLINE .................................................................................................... 9
4.1 RL-HV ................................................................................................................... 9
4.2 Level Sensor LS-80X .......................................................................................... 12
5.1 Battery Charging ................................................................................................. 15
5.2 Installing/Removing the Battery .......................................................................... 16
5.3 Using the Dry Batteries ....................................................................................... 17
6.2 Height Alert Function .......................................................................................... 22
6.3
8.1 Masking (Laser beam shutter) setting ................................................................ 34
8.2 Speed setting ...................................................................................................... 35
8.3 Manual Mode ON/OFF setting ............................................................................ 36
8.4 Height Alert ON/OFF .......................................................................................... 37
9. ERROR DISPLAYS ..................................................................................................... 38
10. CHECK AND ADJUSTMENTS .................................................................................... 39
11. SPECIFICATIONS ....................................................................................................... 46
12. REGULATIONS ........................................................................................................... 48