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Measurement ranges
20 lx: 0.00 lx to 20.00 lx /1 count step
200 lx: 0.0 lx to 200.0 lx
2000 lx: 0 lx to 2000 lx
20000 lx: 0(0) lx to 2000(0) lx /10 count step
200000 lx: 0(00) lx〜2000(00) lx /100 count step
Range selection: Auto/ Manual
Linearity: ±2% rdg. (Multiply by 1.5 for display values in excess of 3000 lx.)
Response time: Auto range: within 5 seconds, Manual range: within 2 seconds
D/A output: Output level: 2 V/range f.s. (2.5 V is output when the range f.s. is exceeded.)
Output accuracy: ±1% rdg. ±5 mV (at display count)
Functions: Timer hold function, Memory function (Up to 99 measured data can be saved.), Hold, Auto power off function, Buzzer sound, Backlight, Zero adjustment
Power supply: LR6 Alkaline battery ×2 (continuous use 300 hours), Max. rated power 500 mVA, or R6 Manganese battery ×2, or USB bus power (5 VDC)
Dimensions and mass: 78 mm (3.07 in)W × 170 mm (6.69 in)H × 39 mm (1.54 in)D, 310 g (10.9 oz) (including the batteries)
Interfaces: USB 2.0 (FT3424/FT3425), Bluetooth® 4.0LE (FT3425 only)
Accessories: Instruction Manual ×1, LR6 Alkaline battery ×2, Sensor cap (with strap) ×1, Carrying case (soft) ×1, Strap (for instrument) ×1, USB cable (0.9 m/2.95 ft)
Precautions Concerning Use of Equipment that Emits Radio Waves ×1 (only FT3425)
