GermanLMT Homepage






Homepage Products & Services Photometry Illuminance Meters jump to end of page
Illuminance Meter LMT B 520
Characteristics
  • display range 0.0001 lx (last digit) to 600 000 lx
  • 4-digit display (0-7999) with dimmer for brightness control
  • V.24-(RS 232-) Interface
  • analog output
  • ranging auto/manual, or remote programmable
  • approx. 2.5 readings/s
  • power supply for 230 V, 50-60 Hz
  • photometer head P 30 SC0, 30 mm dia. light sensitive surface
  • very fine V(λ)-approximation, cos-correction
  • 3 m connection cable, power cable with Euro plug
  • calibration, traceable to PTB standard, with LMT calibration certificate
  • individual test report for V(λ)-approximation and cos-correction
  • class A and L acc. to DIN 5032 part 7

Options
  • second calibration with switch, reading in footcandle or cd for a given measuring distance
  • input for second photometer head and calibration switch, change of calibration by switch or V.24-(RS 232-) Interface
    - second photometer head see price-list "photometer heads P" or options 21, 22
  • second input with switch, reading in Ampere
  • photometer head P 11 S00, light sensitive surface 100 mm2 (approx. 11.3 mm Ø) for measuring the "Averaged LED Intensity" according to Technical Report CIE 127-1997 "Measurement of LEDs"
  • built-in rechargeable battery
  • approx. 5 readings/s, integration time 20 ms
  • attenuator 100 % to 0
  • power supply for 115 V, 50-60 Hz
  • BCD output instead of V.24-(RS 232-) Interface
  • thermostatic stabilization of the photometer head (AC operation only)
  • Ez-photometer head for cylindrical illuminance
  • Esc-photometer head for semi-cylindrical illuminance
  • horizontal Cardan suspension for photometer head P 30 SCx
  • carrying case
  • special extender cable 5 m for photometer head
  • special extender cable 10 m for photometer head
  • special extender cable 20 m for photometer head
Homepage Products & Services Photometry Illuminance Meters jump to top of page