Hioki FT3425 LUX METER
The Hioki FT3425 is a light meter designed for an extensive range of applications involving illumination equipment, lighting work and facility management. Capable of testing even LED lighting, the Hioki FT3425 provides five measurement ranges, 20 lx to 200 000 lx, to support a wide range of luminance levels, and comes built in with Bluetooth® wireless technology.
Basic specifications (Accuracy guaranteed for 3 years, Post-adjustment accuracy guaranteed for 3 years)
| Standards | DIN 5032-7: 1985 class B, JIS C 1609-1: 2006 general AA class |
|---|---|
| Light receiving element | Silicon photo diode |
| Range selection | Auto/ Manual |
| Linearity | ±2% rdg. (Multiply by 1.5 for display values in excess of 3000 lx.) |
| Accuracy guarantee for temperature and humidity | 21 °C to 27 °C (69.8 °F to 80.6 °F), 75% rh or less (non-condensing) |
| 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) |
| 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) ×1, CD (USB driver, dedicated computer application software, and communications specifications) ×1 |
■ Measurement ranges
| Range | Measurement range | Display steps |
|---|---|---|
| 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 |
