Light intensity measuring instrument - testo 540
2Pages

Add to favorites

{{requestButtons}}

Catalog excerpts

Light intensity measuring instrument testo 540 - Pocket-sized Lux meter Sensor adapted to spectral sensitivity of the eye Hold-function and max./min. values Display illumination The sensor in the testo 540 is adapted to the spectral sensitivity of the eye. This makes the testo 540 ideally suited to the measurement of light intensity at workplaces. The hold-function allows the comfortable readout of the measurement values. Max. and min. values are displayed at the press of a button. The clip-on protective cap, wrist strap and belt holder ensure safekeeping of the instrument, testo 540 is very handy, small and easy to operate.

Open the catalog to page 1

Technical data / Accessories Sensor type Silicone photodiode testo 540 handy Lux meter ind. protection cap, batteries and calibration protocol General technical data Accessories for measuring instrument

Open the catalog to page 2

All TESTO catalogs and technical brochures

1. 

   First choice for every job

   8 Pages

2. 

   Thermal imager testo 883

   4 Pages

3. 

   Measuring instruments for electrical measurement parameters

   8 Pages

4. 

   Thermal anemometer operated with smartphone testo 405i

   2 Pages

5. 

   testo 317-3

   4 Pages

6. 

   testo 316-1

   8 Pages

7. 

   testo-315-3

   4 Pages

8. 

   Flue gas analyzer for industry testo 340

   8 Pages

9. 

   Flue gas analyzer for industry

   8 Pages

10. 

    Differential pressure measuring instrument testo 312-4

    4 Pages

11. 

    Compressed air counter DN 15-50 testo 6441-6444

    4 Pages

12. 

    Nanoparticle measuring instrument

    2 Pages

13. 

    Measuring instrument for degree of blackeningtesto 338

    2 Pages

14. 

    Fine particle measuring system

    8 Pages

15. 

    High-pressure measuring instrument operated with smartphone

    2 Pages

16. 

    Digital manifold

    4 Pages

17. 

    Digital Vacuum Gauge with Bluetooth®

    2 Pages

18. 

    Gas leak detectors

    8 Pages

19. 

    Flue gas analyzer

    4 Pages

20. 

    testo 440

    12 Pages

21. 

    testo 400

    12 Pages

22. 

    Digital multimeter

    2 Pages

23. 

    Electrical measurement technology. Re-invented.

    8 Pages

24. 

    Testo Smart Probes

    8 Pages

25. 

    The new thermal imagers testo 865 – 872

    8 Pages

26. 

    Product brochure testo Saveris

    24 Pages

27. 

    testo-570-Datasheet EN

    4 Pages

28. 

    Brochure_Refrigeration_EN

    16 Pages

29. 

    Datasheet-testo-557-NEW-EN

    4 Pages

30. 

    Datasheet-testo-550-NEW-EN

    4 Pages

31. 

    Datasheet-testo-549-NEW-EN

    4 Pages

32. 

    Brochure-testo-Saveris-2_EN

    12 Pages

33. 

    Field guide Cooking oil measurement

    60 Pages

34. 

    Datasheet 0563 2750 testo 270

    2 Pages

35. 

    testo-Saveris-2-Datasheet_EN

    8 Pages

36. 

    Huminator

    2 Pages

37. 

    testo 870 - Thermal imaging camera

    2 Pages

38. 

    testo 324 leakage measuring instrument

    8 Pages

39. 

    testo 875 and testo 875i - the entry into professional thermography

    4 Pages

40. 

    Self-adhesive temperature foils

    4 Pages

41. 

    Measurement data monitoring system testo Saveris™

    24 Pages

42. 

    Mini temperature measuring instruments

    4 Pages

43. 

    Temperature transmitter - testo 6920

    4 Pages

44. 

    Dewpoint guard to -30 °Ctd - testo 6721

    4 Pages

45. 

    Industrial humidity transmitter for areas with danger of explosion - testo 6682

    4 Pages

46. 

    The industrial humidity transmitter - testo 6681

    6 Pages

47. 

    Humidity transmitter for critical climate applications - testo 6651

    6 Pages

48. 

    Transmitter for greenhouses and laboratories - testo 6631

    4 Pages

49. 

    Humidity transmitter - testo 6621

    4 Pages

50. 

    Compressed air counter shaft probe DN40 - DN300

    6 Pages

51. 

    Compressed air counter DN 15-50

    4 Pages

52. 

    Compressed air counter DN 65-250

    4 Pages

53. 

    Differential pressure transmitter in cleanroom-conform panel design - testo 6383

    4 Pages

54. 

    Differential pressure transmitter with humidity/temperature option - testo 6381

    4 Pages

55. 

    Differential pressure transmitters with high accuracy and long-term stabilty - testo 6351

    4 Pages

56. 

    Differential pressure transmitter - testo 6321

    4 Pages

57. 

    Temperature measuring instrument (1-channel) - testo 925

    8 Pages

58. 

    Penetration/surface temperature measuring instrument - testo 905

    2 Pages

59. 

    Infrared thermometer - testo 835

    8 Pages

60. 

    Infrared temperature measuring instrument - testo 831

    2 Pages

61. 

    Infrared temperature measuring instrument - testo 830

    8 Pages

62. 

    Infrared temperature measuring instrument - testo 826

    2 Pages

63. 

    Sound level measuring instrument - testo 816

    2 Pages

64. 

    Sound level measuring instrument - testo 815

    2 Pages

65. 

    Infrared temperature measuring instrument (2-channel) - testo 810

    2 Pages

66. 

    Infrared temperature measuring instrument - testo 805

    2 Pages

67. 

    Temperature measuring instrument (3-channel) - testo 735

    8 Pages

68. 

    Humidity/temperature measuring instrument - testo 645

    8 Pages

69. 

    Humidity/temperature measuring instrument - testo 635

    8 Pages

70. 

    Humidity/temperature measuring instrument - testo 625

    4 Pages

71. 

    Temperature/humidity measuring instrument - testo 623

    2 Pages

72. 

    Humidity/temperature/pressure measuring instrument - testo 622

    2 Pages

73. 

    Material moisture measuring instrument - testo 616

    2 Pages

74. 

    Humidity/temperature measuring instrument - testo 610

    2 Pages

75. 

    Thermal hygrometer - testo 608

    2 Pages

76. 

    Wood/material moisture measuring instrument - testo 606

    2 Pages

77. 

    Humidity/temperature measuring instrument - testo 605-H1

    2 Pages

78. 

    Digital manifold - testo 570

    4 Pages

79. 

    Digital manifold - testo 557

    4 Pages

80. 

    Digital manifold - testo 550

    4 Pages

81. 

    Light intensity measuring instrument - testo 545

    2 Pages

82. 

    CO2 measuring instrument - testo 535

    2 Pages

83. 

    Differential pressure measuring instrument - testo 526

    8 Pages

84. 

    Differential pressure measuring instrument - testo 521

    8 Pages

85. 

    Absolute pressure measuring instrument - testo 511

    2 Pages

86. 

    Differential pressure measuring instrument - testo 510

    2 Pages

87. 

    testo 480 VAC analysis measuring instrument

    8 Pages

88. 

    LED hand stroboscope - testo 477

    2 Pages

89. 

    Hand stroboscope - testo 476

    2 Pages

90. 

    rpm measuring instrument - testo 470

    2 Pages

91. 

    Non-contact rpm measurement - testo 465

    2 Pages

92. 

    testo 460 – Pocket-sized non-contact rpm measurement

    2 Pages

93. 

    VAC measuring instrument - testo 445

    12 Pages

94. 

    Multi-function measuring instrument - testo 435

    8 Pages

95. 

    Thermal anemometer - testo 425

    2 Pages

96. 

    Vane anemometer - testo 417

    2 Pages

97. 

    Vane anemometer - testo 416

    2 Pages

98. 

    Vane anemometer - testo 410

    2 Pages

99. 

    Thermal anemometer - testo 405

    2 Pages

100. 

     Reference flue gas analyzer - testo 360

     12 Pages

101. 

     SO2 analyzer - testo 325-I

     2 Pages

102. 

     Fiberscope - testo 319

     2 Pages

103. 

     Leak detection set for refrigerants - testo 316-4

     2 Pages

104. 

     Electronic leakage detector for refrigerants - testo 316-3

     2 Pages

105. 

     CO warning instruments and gas spillage detectors

     4 Pages

106. 

     Pressure measuring instrument - Your specialist for gas and water pipes - testo 314

     4 Pages

107. 

     Pressure measuring instruments - For gas and water installers

     8 Pages

108. 

     Smoke tester- testo 308

     4 Pages

109. 

     ph/temperature measuring instrument - testo 206

     4 Pages

110. 

     One-hand pH/temperature measuring instrument - testo 205

     2 Pages

111. 

     Data logger Temperature - testo 176 T3 / testo 176 T4

     4 Pages

112. 

     Data logger Temperature - testo 176 T1 / testo 176 T2

     4 Pages

113. 

     Data logger Pressure, temperature and humidity - testo 176 P1

     4 Pages

114. 

     Data logger Humidity - testo 176 H1 / testo 176 H2

     4 Pages

115. 

     Data logger Temperature - testo 175 T3

     4 Pages

116. 

     Data logger Temperature - testo 175 T1 / testo 175 T2

     4 Pages

117. 

     Data logger Temperature and humidity - testo 175 H1

     2 Pages

118. 

     Mini data logger Temperature - testo 174T

     2 Pages

119. 

     Mini data logger Temperature and humidity - testo 174H

     2 Pages

120. 

     Temperature measuring instrument (1-channel) - testo 112

     4 Pages

121. 

     Temperature measuring instrument - testo 108

     2 Pages

122. 

     Core temperature thermometer - testo 106

     2 Pages

123. 

     One-hand temperature measuring instrument - testo 105

     2 Pages

124. 

     Multi-purpose infrared and penetration thermometer - testo 104-IR

     2 Pages

125. 

     The new testo 330 LL visualizes measurement data graphically

     12 Pages

126. 

     Mini alarm thermometer

     2 Pages

127. 

     Software for data loggers

     4 Pages

128. 

     Dewpoint transmitter to -90 °Ctd - testo 6781

     4 Pages

129. 

     Dewpoint transmitter to -45 °Ctd - testo 6740

     4 Pages

130. 

     The precise thermal imager with outstanding features - testo 885

     6 Pages

131. 

     The reliable thermal imager with high image resolution - testo 882

     4 Pages

132. 

     The versatile thermal imager with very good image quality - testo 881

     4 Pages

133. 

     The flexible thermal imager in practical camcorder design - testo 876

     4 Pages

134. 

     The entry into professional thermography - testo 875

     4 Pages

135. 

     Industrial thermography with the thermal imagers from Testo

     20 Pages

136. 

     Testo thermal imagers in building thermography

     20 Pages

137. 

     Mini wind tunnel - Calibrator for air flow velocity

     2 Pages

138. 

     Humidity generator

     2 Pages

139. 

     Temperature measuring instrument Ex-Pt 720

     4 Pages

140. 

     Logger series - Next Generation! With the professional Testo data loggers, a new age begins for you

     8 Pages

141. 

     Temperature measuring instrument (1-channel)

     8 Pages

142. 

     The thermal imager for the highest demands - testo 890

     8 Pages

143. 

     Humidity/temperature measuring instrument

     4 Pages

144. 

     Temperature/humidity measuring instrument

     2 Pages

145. 

     Flue gas analysis – brilliantly easy: testo 350

     18 Pages

146. 

     testo 340 – The new 4-sensor flue gas analyzer for emission measurement in industry

     8 Pages

147. 

     Folding thermometer - testo 104

     2 Pages

148. 

     Folding thermometer - testo 103

     2 Pages

149. 

     stationary temperature probe

     10 Pages

Archived catalogs

1. 

   Stationary Measurement Solutions for Air Conditioning, Drying, Cleanrooms and Compressed Air

   146 Pages

2. 

   Measurement Solutions for Production, Quality Control and Maintenance

   101 Pages

3. 

   Measurement Solutions for Climate Applications in Industry

   93 Pages

4. 

   Reference Measurement Technology for Industry

   93 Pages

5. 

   Measurement Engineering for Air Conditioning and Ventilation

   86 Pages

6. 

   Measurement Solutions for Refrigeration Engineering

   54 Pages

7. 

   Measurement Engineering for Restaurants, Catering and Supermarkets

   62 Pages

8. 

   Measurement Engineering for Heating and Installation

   58 Pages

9. 

   Monitoring Instruments for Food Production, Transport and Storage

   70 Pages

10. 

    Measurement Solutions for Emissions, Service and Thermal Processes

    38 Pages