Model 3411-B Advanced Control Unit vii
TABLE OF CONTENTS
CHAPTER 1. INTRODUCTION AND INSTALLATION
Introduction................................................................................... 1–2
Installing the ACU........................................................................ 1–3
Entering the Calibration Constants............................................... 1–4
CHAPTER 2. OPERATING THE GAUGE
The Keypad................................................................................... 2–2
Turning the Gauge On .................................................................. 2–4
Gauge Parameter Setup................................................................. 2–5
Taking the Standard Count........................................................... 2–8
Site Preparation/Gauge Positioning............................................ 2–10
Taking a Measurement – Soil Mode........................................... 2–13
Taking a Measurement – Asphalt Mode.......................................... 2–16
CHAPTER 3. ADVANCED GAUGE OPERATION
Offsets........................................................................................... 3–2
Special Calibrations...................................................................... 3–8
Thin Layer Measurements .......................................................... 3–12
CHAPTER 4. SPECIAL FUNCTIONS
Recall............................................................................................ 4–2
Offset ............................................................................................ 4–2
Stat Test ........................................................................................ 4–2
Drift Test....................................................................................... 4–5
Special Calibration........................................................................ 4–7
Specific Gravity............................................................................ 4–7
Voidless Density........................................................................... 4–8
Set Units........................................................................................ 4–8
Calibration Constants.................................................................... 4–9
Memory Reset............................................................................... 4–9
Test Reading................................................................................. 4–9
15-Second Inhibit........................................................................ 4–10
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