Extech 407026 - Manuals

407026-EU-EN v2.6 3/14 3 Meter Description 1 LCD Display 2 Keypad 3 Light sensor 4 Battery compartment (rear) 5 Sensor input 6 RS-232 PC Interface jack 7 Protective Holster 8 LCD Contrast Adjust 7 1 8 4 3 2 6 5

407026-EU-EN v2.6 3/14 4 Operation Meter Power and Automatic Power Off 1. Press the POWER button to turn the meter on. If the display does not switch on, check the 9V battery. 2. Press the POWER button again to turn the meter off. 3. The meter has an automatic power off feature that conserves batter...

407026-EU-EN v2.6 3/14 6 Typical Light Levels Lux Foot Candles Lux Foot Candles Factories Home 20-75 2-7 Emergency Stairs, Warehouse 100-150 10-15 Washing 75-150 7-15 Exit/Entrance Passages 150-200 15-20 Recreational Activities 150-300 15-30 Packing Work 200-300 20-30 Drawing Room, Table 300-750 30-...