PCE Luxmeter PCE-LM 4

With its compact size and easy handling, this lux meter is the ideal measuring device for anyone who wants to carry out quick light measurements. After removing the cover, the lux meter delivers reliable results in seconds. With a large measuring range of up to 200 klx or 20 kfc, the luxmeter offers a wide range of applications in different lighting environments.

With the min-max hold value display, the luxmeter ensures that the most important values are not overlooked, while the temperature display provides additional information about the measuring environment. The luxmeter has an easy-to-read LC display. Up to 12 measured values can be stored and recalled in the internal memory.

The automatic switch-off function prevents uncontrolled battery discharge. The lux meter switches off automatically after 15 minutes when the lid is open and after one minute of inactivity when the lid is closed. An operating time of up to 60 hours can be achieved with standard AAA batteries.
Intensity of illumination
Measuring range 0 ... 999.9 lx
Resolution 0.1 lx
Accuracy ±(3 % v.Mw. ±8 digits)
Illuminance
Measuring range 1000 lx ... 200 klx
Resolution 1 lx
Accuracy ±(3 % of Mw ±8 digits) =10,000 lx
Illuminance
Measuring range 0 ... 99.9 fc
Resolution 0.01 fc
Accuracy ±(3 % of Mw ±8 digits) =1000 fc
Illuminance
Measuring range 100 fc ... 20 kfc
Resolution 0.1 fc
Accuracy ±(3 % of Mw ±8 digits) =1000 fc
Temperature
Measuring range -20 ... +70 °C
Resolution 0.1 °C
Accuracy ±1.5 ℃
Temperature
Measuring range -4 ... +158 °F
Resolution 0.1 °F
Accuracy ±2.7 °F
General technical data
Measurement functions MIN, MAX, HOLD
Unit(s) lx, fc, °C, °F
Display type LCD with illumination
Display refresh rate 2 x per second
Memory medium Internal memory
Memory capacity 12 values
Operating time 60 h
Automatic switch-off 15 min
Menu language English (US)
Protection class (device) IP20



Battery 2 x 1, 5 V AAA battery , alkaline-manganese
Capacity 1200 mAh

Operating conditions -20 . .. 60 °C , 0 ... 90 % r. h.Storage conditions -20 ... 60 °C , 0 ... 75 % r. H.Dimensions ( D x D ) 31 x 80 mmWeight 90 g
1 x luxmeter PCE-LM 4
1 x case
2 x 1.5 V AAA battery
1 x operating instructions