3.9.5. DELETING A FIELD ..................................................................................................... 61
4.1. INTRODUCTION ........................................................................................ 64
4.2. TECHNICAL DATA ..................................................................................... 65
4.2.1. BLOCK DIAGRAM ........................................................................................................ 65
4.2.3. DIMENSIONS ............................................................................................................... 67
4.3. LENSES ..................................................................................................... 75
5.1.4. CLEANING THE LENS ................................................................................................. 79
5.2. TROUBLESHOOTING ................................................................................ 80
5.2.1. SYSTEM ALARMS ....................................................................................................... 80