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Martindale LM195 Lux Meter

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MARLM195
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The Martindale LM195 Lux Meter can measure and verify the performance of existing lighting systems. It can also be used to commission new lighting installations.

It is particularly useful when checking that lighting systems in offices, industrial settings and commercial institutions are compliant with the levels required for a healthy working environment. To this end, the Martindale LM195 Lux Meter can measure light up to 200 000 lux and has a resolution of 0.1 lux within the 200 lux range.

Moreover, this light meter includes integrated correction factors for LED, incandescent and fluorescent lighting ensuring that it can be used to verify all types of lighting installations including both conventional and LED systems. This extends the Martindale LM195 Lux Meter’s scope-for-use beyond that of its sister product's, the Martindale LM192 Lux Meter.

As well as measurement versatility, the Martindale LM195 Lux Meter is also optimised for environmental versatility and as such includes a durable design with a detachable light sensor; these features make it suitable for use within a variety of challenging, rugged environments and provide access hard-to-reach areas.

In addition to versatility, this tester is also designed to facilitate easy operation and as such features an operating system that has been laid out intuitively for simple navigation.

The Martindale LM195 Lux Meter is a versatile, easy-to-use, general light meter with a wide scope-for-use.

Martindale LM195 Lux Meter Key Features

  • Measure and verify the performance of existing lighting systems
  • Commission new installations
  • Of particular use when checking lighting systems in offices, industrial settings and commercial institutions
  • Maintain compliance with regulations pertaining to healthy working environments
  • Measuring range: up to 200 000 lux
  • A resolution of 0.1 lux within the 200 lux range
  • Integrated correction factors for LED, incandescent and fluorescent lighting
  • Suitable for verifying all types of lighting installations, including conventional and LED systems
  • Durable design with detachable light sensor
  • Suitable for rugged environments
  • Provides access to hard-to-reach areas
  • Intuitively laid out operating system
  • A versatile, easy-to-use, general light meter with a wide scope-for-use

What’s Included?

  • Martindale LM195 Lux Meter
  • Storage Case
  • 2x 1.5V AA Batteries
  • Instruction Manual
Part CodeMARLM195

Martindale LM195 Lux Meter Technical Specifications 

All specified accuracies are at 25°C ±1°C, <80% R.H. for 1 year
Temperature coefficient 0.1 x (specified accuracy) per °C (0-24°C, 26-40°C)
Accuracy ±3% rdg ±5 dgts (Standard A light source) Note 1
±8% (other visable light sources)
Spectral response CIE photopic Note 2
Range 0.0 to 199.9/1999/19990/199900 lx
0.00 to 19.99/199.9/1999/19990 fc
Resolution 0.1lx, 0.01fc
Angle deviation from cosine characteristics error 10° ± 1%
30° ± 2%
60° ± 5%
80° ± 20%
Light detector SI photodiode
Note 1 The CIE standard illuminant A can be realized by means of CIE standard source A, which is defined as: A gas-filled tungsten-filament lamp operating at a correlated colour temperature of 2856K.
Note 2 The CIE photopic curve is an international standard for the colour response of the average human eye.
Preset Light Source Weighting
L0 Standard Incandescent Light Source
L1 LED White Daylight
L2 LED Amber (Yellow) Light
L3 LED Green Light
L4 LED Red Light
L5 LED Blue Light
L6 Warm White Fluorescent Lamp
L7 Cold White Fluorescent Lamp
L8 User Setup Mode
General
Display liquid crystal display
Sampling rate twice per second
Over range OL is displayed
Power 2 x 1.5V AA alkaline batteries (IEC LR6, NEDA 15A)
Continuous operating time approximately 80 hours
Auto power off after 30 minutes (can be disabled)
Dimensions 169 (L) x 63 (W) x 37mm (H)
Weight 185g including batteries
Includes storage case, 2 x 1.5V AA batteries and instruction manual
Environmental
Temperature & Humidity (Operating): 0°C to 40°C d 80% R.H.
(Storage): -10°C to 50°C d 70% R.H. with batteries removed
Altitude up to 2000m
Pollution degree 2
EMC Conforms to BS EN 61326-1

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