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Larson Davis EPS2116 Reference Manual

Manual is about: Outdoor Microphone & Preamplifier Protection, Environmental Protection System

Summary of EPS2116

  • Page 1

    Eps2116 outdoor microphone & preamplifier protection.

  • Page 2: Larson Davis

    Larson davis eps2116 environmental protection system reference manual.

  • Page 3: I.1  Contact Larson Davis

    Ieps2116.01 rev d i-2 copyright copyright 2018, by pcb piezotronics, inc. This manual is copyrighted, with all rights reserved. The manual may not be copied in whole or in part for any use without prior written consent of pcb piezotronics, inc. Disclaimer the following paragraph does not apply in an...

  • Page 4: Table Of Contents

    Eps2116 reference manual 1-1 table of contents module 1 overview 1-1 1.1 getting started ................................................................................................................................. 1-1 1.2 what is the eps2116? .......................................................

  • Page 5: Module 1

    Eps2116 reference manual getting started 1-1 module 1 overview 1.1 getting started ....................................................................................................................1-1 1.2 what is the eps2116? ...........................................................................

  • Page 6

    Eps2116 reference manual what is the eps2116? 1-2 figure 1-1 eps2116 birdspike windscreen top base adapter.

  • Page 7: Module 2

    Eps2116 reference manual overview 2-1 module 2 assembly & mounting 2.1 overview ..............................................................................................................................2-1 2.2 assembly ................................................................................

  • Page 8

    Eps2116 reference manual assembly 2-2 figure 2-2 grip windscreen to birdspike, unscrew take note if using the prm2103, desiccant is not required as the preamplifier uses built-in heaters to control humidity within the microphone and preamplifier step 2 if using desiccant cartridges, insert four stac...

  • Page 9

    Eps2116 reference manual assembly 2-3 step 4 thread cbl222 up through adapter, base, and top. Then attached preamplifier/microphone to cable. Figure 2-5 thread cable, add preamp/mic step 5 if you are mounting the eps2116 to a tripod, pole, or other device, screw the device onto the bottom at this st...

  • Page 10

    Eps2116 reference manual assembly 2-4 step 7 grip windscreen in middle, holding birdspike, screw onto assembly. Figure 2-7 windscreen once assembled, the eps2116 can be left in place during calibration or transport..

  • Page 11: Module 3

    Eps2116 reference manual calibration 3-1 module 3 operations 3.1 calibration ...........................................................................................................................3-1 3.2 windscreen replacement ........................................................................

  • Page 12

    Eps2116 reference manual calibration 3-2 figure 3-2 cal250 on mic step 3 perform calibration as described in sound level meter manual. Step 4 remove calibrator by pulling it up while slightly twisting it counter-clockwise. Step 5 replace birdspike and windscreen. Figure 3-3 replace windscreen.

  • Page 13

    Eps2116 reference manual windscreen replacement 3-3 3.2 windscreen replacement to replace the windscreen, follow these steps: caution removing the windscreen by pulling it over the top of the birdspike can damage the rainscreen. Step 1 remove birdspike and windscreen by unscrewing the assembly. Grip...

  • Page 14

    Eps2116 reference manual windscreen replacement 3-4 figure 3-6 return birdspike to top step 4 place new windscreen over birdspike. Figure 3-7 push windscreen step 5 push windscreen down until the bottom aligns with windscreen seating line..

  • Page 15

    Eps2116 reference manual desiccant replacement 3-5 3.3 desiccant replacement to replace the desiccants, follow these steps: step 1 remove windscreen and birdspike by unscrewing it from the top. Figure 3-8 remove top step 2 gently pull mic and preamp through the eps2116. Disconnect preamplifier from ...

  • Page 16

    Eps2116 reference manual desiccant replacement 3-6 step 3 replace desiccant cartridges. Discard the old and replace with new. Figure 3-10 replace desiccants step 4 screw top back onto base. Connect preamplifier to cable, and push down until seated, do not pull. Figure 3-11 replace top and preamp ste...

  • Page 17: Appendix

    Eps2116 reference manual a-1 appendix a technical specifications a.1 standards met by eps2116 .................................................................................................A-1 a.1.1 sound level meter standards ..........................................................................

  • Page 18

    Eps2116 reference manual a-2 a.2 included accessories a.3 optional accessories *desiccant cartridges contain 0.05% cobalt chloride and are suitable for use in europe. A.4 physical specifications caution although non-toxic, the desiccant cartridges are not edible. Keep away from children and pets. Pa...

  • Page 19

    Eps2116 reference manual a-3 a.5 eps2116 dimensions figure a-1 eps2116 dimensions.

  • Page 20

    Eps2116 reference manual a-4 a.6 wind-induced noise the following show data for the self-generated noise created by the eps2116 due to wind. Mph m/s a-weighted level (db) 5 2.3 26.7 10 4.5 36 15 6.7 44.2 20 8.9 51.4 25 11.2 57.6 30 13.4 63 35 15.6 67.6 40 17.9 71.7 45 20.1 75.1 50 22.4 78.2 55 24.6 ...

  • Page 21

    Eps2116 reference manual a-5 figure a-2 wind induced noise graph a.7 eps2116 corrections the following graph and table display corrections for the effects of the microphone and eps2116 that are available with the larson davis model 831 and lxt sound level meters. 0 20 40 60 80 100 120 140 m/s 2.3 4....

  • Page 22

    Eps2116 reference manual a-6 frequency ff:ri 2106/8 ff:ff 2106/8 ff:90 2106/8 ri:ff ff:ri ff:ff 2116 ff:ri 2116 ff:90 2116 63.10 -0.16 -0.03 -0.00 0.07 -0.06 0.13 -0.03 -0.01 79.43 -0.16 -0.04 -0.01 0.06 -0.07 0.12 -0.03 -0.00 100.00 -0.16 -0.04 -0.00 0.07 -0.07 0.13 -0.02 -0.00 125.89 -0.16 -0.03 -...

  • Page 23

    Eps2116 reference manual a-7 2985.38 1.07 0.32 0.00 -0.60 0.51 -0.42 0.12 0.15 3162.28 1.19 0.37 -0.00 -0.69 0.58 -0.42 0.14 0.18 3349.65 1.33 0.42 0.00 -0.78 0.65 -0.42 0.16 0.22 3548.13 1.47 0.48 -0.00 -0.89 0.73 -0.40 0.18 0.26 3758.37 1.62 0.55 -0.00 -1.00 0.83 -0.38 0.20 0.31 3981.07 1.78 0.64 ...

  • Page 24

    Eps2116 reference manual a-8 a.8 acoustical response the following graphs present directional responses for the eps2116, including any effects of the windscreen. Data is presented both in graphs with corrections and in graphs without corrections. Graphs displaying corrections correspond to responses...

  • Page 25

    Eps2116 reference manual a-9 the data below shows the effects of the eps2116 on a free-field measurement..

  • Page 26

    Eps2116 reference manual a-10 a.8.2 eps2116 responses with free-field (0 °) correction the following graphs show eps2116 responses when using a model 831 or lxt sound level meter with the 0 ° free field (ff:ff 2116) microphone correction..

  • Page 27

    Eps2116 reference manual a-11.

  • Page 28

    Eps2116 reference manual a-12.

  • Page 29

    Eps2116 reference manual a-13.

  • Page 30

    Eps2116 reference manual a-14.

  • Page 31

    Eps2116 reference manual a-15 a.8.3 eps2116 responses with random response (diffuse) correction the following graphs show eps2116 responses when using a model 831 or lxt sound level meter with the random response, or diffuse, (ff:ri 2116) microphone correction..

  • Page 32

    Eps2116 reference manual a-16.

  • Page 33

    Eps2116 reference manual a-17.

  • Page 34

    Eps2116 reference manual a-18.

  • Page 35

    Eps2116 reference manual a-19 a.8.4 eps2116 responses with 90 ° correction the following graphs show eps2116 responses when using a model 831 or lxt sound level meter with the 90 ° (ff:90 2116) microphone correction..

  • Page 36

    Eps2116 reference manual a-20

  • Page 37

    Eps2116 reference manual a-21.

  • Page 38

    Eps2116 reference manual a-22.

  • Page 39

    Eps2116 reference manual a-23.

  • Page 40

    Eps2116 reference manual a-24.