Larson Davis EPS2116 Reference Manual Download

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Larson Davis

EPS2116 Environmental

Protection System

Reference Manual

Summary of Contents for EPS2116

Page 1: ...EPS2116 Outdoor Microphone Preamplifier Protection...

Page 2: ...Larson Davis EPS2116 Environmental Protection System Reference Manual...

Page 3: ...ically update the material for inclusion in new editions Changes and improvements to the information described in this manual may be made at any time Safety If the equipment is used in a manner not sp...

Page 4: ...2 1 Module 3 Operations 3 1 3 1 Calibration 3 1 3 2 Windscreen Replacement 3 3 3 3 Desiccant Replacement 3 5 Appendix A Technical Specifications A 1 A 1 Standards Met by EPS2116 A 1 A 2 Included Acces...

Page 5: ...e microphone in unpredictable weather the water repellent membrane in the EPS2116 will protect it from rain sleet and snow In high humidity environments desiccant cartridges can be inserted to preserv...

Page 6: ...EPS2116 Reference Manual What is the EPS2116 1 2 FIGURE 1 1 EPS2116 Birdspike Windscreen Top Base Adapter...

Page 7: ...2 2 Assembly The EPS2116 will come shipped with the top birdspike and windscreen attached along with the base and adapter together FIGURE 2 1 EPS21116 as shipped The fist step will be to assemble the...

Page 8: ...s built in heaters to control humidity within the microphone and preamplifier Step 2 If using desiccant cartridges insert four stacks of five into the desiccant chambers in the base Use one indicating...

Page 9: ...d 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 step being careful not to twist the cable Hold the EPS2116 still and twist...

Page 10: ...16 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 tran...

Page 11: ...se steps TAKE NOTE The microphone and preamplifier can be pulled up if needed to allow the microphone to seat fully inside the calibrator though this is not necessary when using the CAL200 or CAL250 S...

Page 12: ...RE 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...

Page 13: ...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 windscreen birdspike and twist off FIGURE 3 4 Re...

Page 14: ...anual 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 winds...

Page 15: ...t 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 EPS2...

Page 16: ...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 Step 5 Place windscreen birdspike over to...

Page 17: ...Responses with 90 Correction A 19 Values specified are typical unless tolerances are provided A 1 Standards Met by EPS2116 A 1 1 Sound Level Meter Standards When used with the Larson Davis Model 831...

Page 18: ...height 8 feet for use with portable noise monitoring systems and ADP034 TRP019 Permanent tilt down pole use with ADP100 TRP020 Semi permanent tripod use with ADP100 DSC003 50 non indicating desiccant...

Page 19: ...EPS2116 Reference Manual A 3 A 5 EPS2116 Dimensions FIGURE A 1 EPS2116 Dimensions...

Page 20: ...nd 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 81 60 26 8 83 4 65 29 1 85 8 70 31 3 88...

Page 21: ...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 5 6 7 8 9 11 2 13 4 15 6 17 9 20 1 22 4 24 6 26 8 29 1 31...

Page 22: ...0 00 0 00 0 00 0 00 0 00 0 00 0 00 1059 25 0 02 0 00 0 00 0 01 0 01 0 01 0 00 0 00 1122 02 0 04 0 01 0 00 0 02 0 02 0 03 0 00 0 00 1188 50 0 06 0 02 0 00 0 03 0 03 0 05 0 01 0 00 1258 93 0 09 0 02 0 0...

Page 23: ...0 25 0 28 0 43 6683 44 3 43 2 03 0 00 2 70 2 34 0 33 0 20 0 31 7079 46 3 59 2 27 0 00 2 86 2 54 0 44 0 07 0 13 7498 94 3 73 2 52 0 00 3 00 2 76 0 55 0 11 0 10 7943 28 3 86 2 78 0 00 3 12 2 97 0 67 0 3...

Page 24: ...on Davis 377B02 microphone Graphs displaying data without corrections correspond to responses when using other equipment with the EPS2116 The correction filter applied through the Model 831 or LxT ver...

Page 25: ...EPS2116 Reference Manual A 9 The data below shows the effects of the EPS2116 on a free field measurement...

Page 26: ...ce 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 microph...

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: ...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...

Page 32: ...EPS2116 Reference Manual A 16...

Page 33: ...EPS2116 Reference Manual A 17...

Page 34: ...EPS2116 Reference Manual A 18...

Page 35: ...16 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 correc...

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...

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