User manual

EXTECH INSTRUMENTS
4 VB450-en-US_V1.0 6/15
Meter Description
1. LCD Display
2. Three-position switch (selects measurement units)
3. Sensor and magnet
4. Lanyard
5. Power and Data Hold button
6. Service access nut (do not loosen; for service use only)
7. Sensor secure nut (turn counter-clockwise to loosen)
Battery Compartment on rear of meter