Gossen Mavo-Monitor USB M504G Leaflet

Product codes
M504G
Page of 1
Luminance Meter 
MAVO-MONITOR USB (cd/m²) for Contact Measurements 
 
 
Features 
•  Precision measurement of the luminance  
•  Classified according to DIN 5032-7 Class B and 
      CIE no. 69 
•  Silicon photo diode, colour corrected, i.e. its spectral 
responsitivity is matched to the spectral phototic vision 
of the human eye V (
λ). 
•  Easy to operate 
•  Fully functional for all professional requirements 
•  3 ½ digit display 
•  Data storage of max. 100 values 
•  Automatic battery test 
•  USB 1.1 Interface 
•  CD Rom with software for processing the values 
measured and regulating the meter 
•  Ever-ready case and USB cable included 
 
 
Applications 
 
 
 
 
 
Technical Data 
 
Measuring Ranges 
0,01 cd/m² to 19 990 cd/m² 
subdivided in 4 measuring ranges 
Resolution 
MR    I  0.01  cd/m² 
MR   II  0.1    cd/m² 
MR  III  1       cd/m² 
MR  IV  10    cd/m² 
Measuring Rate 
2 measurements/sec. 
Display 
Digital, 3 ½ digits LCD 
Digital precision instrument for measuring luminance with the 
measuring sensor placed directly on the luminous or backlighted 
surfaces, for instance monitors (CRT/LCD), TV screens, light boxes, 
light panels, traffic signs and ground glass. 
An easy to handle, user-friendly measuring instrument for professional 
applications in industry and service, for special checks and certified 
testings according to the existing safety regulations, above all at work 
stations, in medical and office systems 
Accuracy 
Classified according DIN 5032-7, Class B 
Functions and  Technical Data 
Light Sensor 
Silicon photo diode with V (
λ)-filter 
According to DIN 5032-7 Class B 
Measuring Principle 
Contact measurement with the sensor placed directly on the surface 
to be measured 
Measuring Sensor 
Meas. aperture                18,5 mm Durchmesser 
Measuring surface           6,5 x 6,5 mm 
Function „Hold“ 
The current measurement value can be held in the display by 
pressing the data hold key. 
Function „Mem“ 
Storage in memory of upto 100 values. Read-out in the display or via 
USB port 
Power Supply 
Battery             1,5 V alkaline-manganese cell (IEC LR 6) size AA 
Battery Life       approx. 45 hours continuous operation 
                         When the meter is connected to a PC, power will be  
                         supplied by the PC via the  USB cable 
Electromagnetic Compatibility EMC 
The MAVO-MONITOR meets the Specifications 89/336/EWG 
dt. 01.01.1996
 
Dimensions 
Meas. Instrument                   65 x 120 x 19 mm 
Meas. sensor                         31 x 105 x 95 mm 
Connecting cable                  length 1,5 m  
Weight 
Approx. 265 g without battery 
Standard Equipment 
Measuring instrument with sensor, ever-ready case, 
battery and instruction manual, USB cable, CD ROM 
with software for processing the values measured 
and regulating the meter 
Optional Accessories 
MAVO-SPOT Attachment for measuring the 
luminance from the distance, measuring angle 1° 
Calibration Certificate – optional at additional price 
Calibration reference: Scientific Standard Lamp, type Wi 
41 G of the PTB, (Physikalisch Technische Bundesanstalt 
Braunschweig – National Standards Institute). This 
Calibration Certificate is necessary for all applications, 
where measurements, controls and inspections are 
required by the relevant laws and regulations. 
Ordering Numbers 
Description 
Order No. 
Price 
MAVO-MONITOR USB with measuring sensor 
M504G 
 
MAVO-MONITOR USB without measuring sensor 
(only when used with MAVO-SPOT) 
M506G 
 
Calibration certificate for MAVO-Monitor USB 
H997B 
 
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