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AEC206 Reference Manual

Acoustical Response

A-12

A.6 Acoustical Response

Acoustical response data in the following sections
are for PRM2103 mounted inside an EPS2116. Data
for PRM2103 mounted inside an EPS2106-3 or

EPS2108-3 is included for legacy purposes.. Data
also corresponds to proper selection of SLM 831
microphone corrections.

FIGURE A-8

Acoustical Frequency Response Limits

A.6.1 EPS2116 Free Field Response (0

)

with Corrections

For the following graphs, the applied correction is
indicated in parentheses, e.g. (FF:FF2116).

Summary of Contents for PRM2103

Page 1: ...Model PRM2103 Outdoor Microphone Preamplifier ...

Page 2: ...I2103 01 Rev C Larson Davis PRM2103 Preamplifier Reference Manual ...

Page 3: ... be construed as a commitment or representation by PCB Piezotronics Inc This publication may contain inaccuracies or typographical errors PCB Piezotronics Inc will periodically update the material for inclusion in new editions Changes and improvements to the information described in this manual may be made at any time Recycling PCB Piezotronics Inc is an environmentally friendly organization and e...

Page 4: ...g the Acoustic Calibration 3 1 3 3 PRM2103 Heater Controls 3 3 3 4 Performing Calibration Checks 3 10 3 5 Upgrading the PRM2103 Firmware 3 16 Appendix A Technical Specifications A 1 A 1 Overview A 1 A 2 Standards Met by PRM2103 A 1 A 3 Electrical A 2 A 4 Physical A 5 A 5 PRM2103 Corrections A 9 A 6 Acoustical Response A 12 A 7 Cables A 43 A 8 CE Declaration of Conformity A 45 Appendix B Legacy Ope...

Page 5: ...esigned for use with EPS2116 EPS2106 3 and EPS2108 3 Environmental Protection Shrouds and model 831 sound level meters SoundAdvisor Model 831C and Model 831 It includes remotely activated multi frequency calibration check functionality and desiccant free automatic heaters for internal humidity control The PRM2103 requires only one microphone to get free field random or 90 degree response FIGURE 1 ...

Page 6: ...ents for free field measurements when used with Larson Davis sound level meters 1 1 1 Application The PRM2103 FF is an integral component of an outdoor noise monitoring system like the SoundAdvisor NMS044 noise monitoring system FIGURE 1 3 Remote Noise Monitoring System SoundAdvisor NMS044 EPS2116 with PRM2103 FF CBL222 08 cable Pole SoundAdvisor Model 831C Sound Level Meter Solar panel ...

Page 7: ...one using digital correction in the Model 831 sound level meter 50mV Pa microphone sensitivity for 16 dB to 140 dB typical range Protection from rain wind and birds when used with EPS2116 EPS2106 3 or EPS2108 3 environmental protection shroud Single cable connectivity On screen device monitoring for connection with the Model 831 and SoundAdvisor Model 831C sound level meters Stainless steel constr...

Page 8: ... Cables Used with Model 831 INT or 831 INT ET CBL208 20 CBL208 XX Used with Model 831 or SoundAdvisor Model 831C CBL203 20 CBL203 XX CBL222 XX Calibrators CAL200 Class 1 Sound Level Calibrator 94 114 dB 1 kHz CAL250 Class 1 Sound Level Calibrator 114 dB 250 Hz Software G4 LD Utility SLM LD Utility G3 ...

Page 9: ...ported instruments and basic operation 2 2 Environmental Protection Systems LEARN MORE For basic mounting steps for the EPS2116 see 2 4 EPS Installation on page 2 4 The PRM2103 FF is designed to be mounted on three Larson Davis products for outdoor noise monitoring To learn more about these environmental protection systems and their mounting procedures see the following reference manuals Larson Da...

Page 10: ...Meters The CBL203 connects the PRM2103 to Larson Davis sound level meters as shown in Figure 2 1 FIGURE 2 1 Connection to 831 831C Only SoundAdvisor NMS044 Connections When connecting the PRM2103 to the sound level meter the CBL222 08 cable should be routed through the cable gland on the case For more information refer to the Larson Davis EPS044 NMS044 Manual When connecting the PRM2103 to NMS044 ...

Page 11: ... gland on the NoiseTutor case For more information refer to the Larson Davis NoiseTutor System Manual When connecting the PRM2103 to a NoiseTutor follow Figure 2 3 as shown below FIGURE 2 3 Connection to NoiseTutor INT ET Connections The CBL208 connects the PRM2103 to the 831 INT or 831 INT ET as shown in Figure 2 4 FIGURE 2 4 Connection to 831 INT or 831 INT ET ...

Page 12: ...ded install an o ring on the bottom thread of the preamplifier see Figure 2 5 FIGURE 2 5 Microphone Install Step 2 Thread the cable up through the EPS with the cable out the top so it rotates freely Step 3 Align the red dots on the PRM2103 and cable then connect by pushing gently together The whole assembly should be out and above the EPS Step 4 Push the preamplifier into the EPS until the microph...

Page 13: ...connected to the Model 831 sound level meter a message appears verifying that the connection has been established as shown in FIGURE 2 6 FIGURE 2 7 PRM2103 FF Connection Message 2 5 2 With SoundAdvisor Model831C When the PRM2103 is connected to the SoundAdvisor Model 831C sound level meter a message appears verifying that the connection has been established as shown in Figure 2 8 FIGURE 2 8 PRM210...

Page 14: ...applicable to the PRM2103 FF as follows FF RI 2116 and FF RI 2106 8 Provides random incidence response FF FF 2116 and FF FF 2106 8 Provides corrected free field response This is usually selected when aiming the microphone for 0 measurements FF 90 2116 and FF 90 2106 8 Provides 90 response This is usually selected when microphone placement is on a vertical pole but 90 measurements are needed To set...

Page 15: ...in G4 LD Utility 3 13 3 4 5 Automatic Calibration Checks in G4 LD Utility 3 14 3 4 6 Calibration Check History inG4 LD Utility 3 15 3 5 Upgrading the PRM2103 Firmware 3 16 3 1 Overview This module provides information for specifying PRM2103 heater controls viewing data performing calibration checks and upgrading firmware through the SoundAdvisor Model 831C and G4 LD Utility 3 2 Performing the Acou...

Page 16: ...ormation about a calibrator Step 5 Turn on the calibrator Select Do Calibration FIGURE 3 2 Calibrating Message Step 6 When the calibration is completed another message box appears that shows the amount of change being made to the calibration To accept the calibration select Yes To reject this calibration select No Step 7 After performing this acoustical calibration perform a calibration check see ...

Page 17: ...y according to the PRM2103 internal temperature and internal relative humidity The states are as follows Off The heater remains off Low The heater turns on at low power when the PRM2103 internal relative humidity exceeds 65 or internal temperature drops below 5 C The heater turns off when the relative humidity decreases below 60 or the temperature rises above 5 C High The heater turns on high when...

Page 18: ...hese steps Step 1 Navigate Tools System Properties Other tab Step 2 In the PRM2103 Heater field select Off Auto Low or High Figure 3 4 shows the PRM2103 heater settings on the Other tab FIGURE 3 4 Heater Settings on the Other Tab 3 3 4 Heater Controls in G4 LD Utility Software To specify heater controls through G4 follow these steps Step 1 Open the software Connect to the SoundAdvisor sound level ...

Page 19: ...d then click the Other tab within the Instrument Settings preferences FIGURE 3 6 Heater Settings on System Tab in G4 LD Utility Software Step 3 Select heater setting Close to save FIGURE 3 7 G4 Heater Settings Ensure that your meter is selected in this dropdown Close and select Yes to save changes ...

Page 20: ... from the PRM2103 approximately every fifteen seconds The Preamp page or the next to last page on the Live tab always displays PRM2103 data when the PRM2103 is connected to the meter Temperature humidity and dew point is updated every 15 seconds Figure 3 8 shows the Preamp page on the Live tab FIGURE 3 8 Live tab PRM2103 Page If the Preamp page displays a Comm Error message the SoundAdvisor and PR...

Page 21: ...e 3 9 Step 4 Close to save FIGURE 3 9 Preamp Humidity and Temperature History Setup TAKE NOTE When viewing measurement records with the 4 and 6 keys you can press 5 ENTER to toggle between displays of Preamp Temp or Preamp Humidity After exiting the Setup Manager and performing measurements you can view the PRM2103 internal humidity and temperature data by scrolling through the measurement records...

Page 22: ...ntrols 3 8 FIGURE 3 10 Time History Preamp Temp Data Figure 3 11 shows the Preamp Humidity data on the Time History tab FIGURE 3 11 Time History Preamp Humidity Data Temperature Cursor Humidity Data Press enter to toggle between metric displays ...

Page 23: ...ter Controls 3 9 3 3 7 Data in G4 LD Utility Software To view PRM2103 data in G4 open the software and connect to your sound level meter by selecting the Connect button and your meter FIGURE 3 12 PRM2103 Data on the Instrument Status Tab ...

Page 24: ...rform manual calibration on the SoundAdvisor follow these steps TAKE NOTE The standard check level is set by performing a manual Cal Check directly after performing an acoustic calibration Step 1 After performing an acoustic calibration navigate Tools Calibration Cal Check tab FIGURE 3 13 Cal Check Tab The Standard Cal Level field holds the last saved cal check value The default value is 94 00 dB ...

Page 25: ...ave New Standard Cal Level 3 4 2 Automatic Calibration Checks Calibration checks can also be scheduled to occur automatically on the Control tab by following these steps LEARN MORE For more information on setting up automatic calibration checks refer to the SoundAdvisor Model 831C Sound Level Meter Manual Step 1 Set the run mode to Continuous Step 2 Select and enable the Cal Check option Step 3 Se...

Page 26: ...e date time and difference of the measured broadband level from the standard level and the measured level FIGURE 3 16 Check History Tab To view a calibration check spectrum for a record in the history select the record and press 5 Figure 3 17 shows a Cal Check Spectrum TRY THIS Enable 1 1 or 1 3 Octave Band Analysis to display a calibration check spectrum FIGURE 3 17 Cal Check Spectrum ...

Page 27: ...tware refer to the G4 Software Manual To perform manual calibration checks on the PRM2103 with G4 LD Utility software navigate to the Calibrate tab in the meter manager and follow 3 4 1 Manual Calibration Checks on page 3 10 FIGURE 3 18 Meter Manager Calibrate Alternatively you can manage the settings in the Live View in G4 in the same manner FIGURE 3 19 Live View ...

Page 28: ...tomatic calibration checks on the PRM2103 with G4 LD Utility software navigate to the Calibrate tab in the meter manager and follow 3 4 2 Automatic Calibration Checks on page 3 11 FIGURE 3 20 Meter Manager Calibration Check Alternatively you can manage the settings in Live View in G4 in the same manner FIGURE 3 21 Live View ...

Page 29: ...tware refer to the G4 Software Manual To view Calibration Check History navigate to the Calibration History tab select Calibration Check History radio button in the View section To view the calibration check spectrum select the Calibration Check record and the spectrum for that record will appear in the Calibration Spectrum section FIGURE 3 22 Calibration History ...

Page 30: ...ate File Upgrade Firmware Select your meter and Connect TAKE NOTE Keep the PRM2103 and SoundAdvisor connected and properly powered until after firmware upgrades are complete Step 3 Current instrument firmware is distributed as part of G4 LD Utility installation and can be found by browsing to the following folder C Program Files x86 PCB Piezotronics G4 Firmware Step 4 Complete the Connection box o...

Page 31: ...A 44 A 7 2 CBL208 A 44 A 8 CE Declaration of Conformity A 45 A 1 Overview The technical specifications in this chapter are subject to change without notice Please refer to calibration and test results for data on a specific unit Unless otherwise noted specifications are applicable to the following conditions 20 C 50 RH 12 V when using PSA027 power supply CBL203 20 or CBL208 20 377B02 microphone an...

Page 32: ... Isolated from preamp circuitry for ground loop protection Output Slew Rate 3 V S Phase Linearity 10 Hz to 32 Hz 3 to 10 32 Hz to 100 kHz 3 The output is in phase with the input electrical signal A positive change in acoustic pressure will give a positive output Calibration Check Level at 1 kHz 94 dB 2 dB Calibration Check Level Other Fre quencies 1 0 dB relative to 1 kHz Calibration Check Frequen...

Page 33: ...wer Consumption at 12 V for PRM2103 only A 3 1 Frequency Response FIGURE A 1 Frequency Response Test Report 0 dB Gain 5 0 V 14 dB V 6 3 V 16 dB V 22 4 V 27 dB V 20 dB Gain 2 5 V 8 dB V 5 V 14 dB V 22 4 V 27 dB V Length ft 14 Vpeak 4 2 Vpeak 1 4 Vpeak 100 27 kHz 120 kHz 300 kHz Calibration Check Status Heater Option On Off Off 2 2 mA 0 2 mA Low 22 2 mA 20 2 mA High 42 mA 40 mA Tested electrically u...

Page 34: ...AEC206 Reference Manual Electrical A 4 FIGURE A 2 1 3 Octave Self Generated Noise ...

Page 35: ...ed through the 10 pin connector for pressure equalization Microphone Reference Point The center of the diaphragm of the 377B02 microphone Reference Frequency 1000 Hz Reference Level 114 dB re 20 Pa Reference Calibrator CAL200 Environmental Operating Temperature Range 40 C to 70 C 40 F to 158 F Operating Humidity Range 0 to 100 relative humidity excluding internal condensing Temperature Sensitivity...

Page 36: ...AEC206 Reference Manual Physical A 6 Effect of Temperature Variation FIGURE A 4 Relative SPL versus Temperature ...

Page 37: ...AEC206 Reference Manual Physical A 7 Effect of Humidity FIGURE A 5 Relative SPL versus Humidity ...

Page 38: ...AEC206 Reference Manual Physical A 8 Humidity Endurance FIGURE A 6 Relative SPL versus Humidity Endurance ...

Page 39: ... Decibels dB Frequency Model 831 Microphone Corrections FF RI 2106 8 FF FF 2106 8 FF 90 2106 8 RI FF FF RI FF RI 2116 FF FF 2116 FF 90 2116 Table A 1 Model 831 Microphone Corrections Frequency FF RI 2106 8 FF FF 2106 8 FF 90 2106 8 RI FF FF RI FF RI 2116 FF FF 2116 FF 90 2116 251 19 0 15 0 03 0 01 0 07 0 06 0 02 0 12 0 00 266 07 0 15 0 03 0 01 0 07 0 06 0 02 0 12 0 00 281 84 0 15 0 03 0 01 0 07 0 ...

Page 40: ... 04 0 04 0 01 0 07 0 00 1333 52 0 12 0 03 0 07 0 06 0 05 0 01 0 09 0 01 1412 54 0 15 0 04 0 10 0 08 0 07 0 02 0 11 0 01 1496 24 0 19 0 05 0 13 0 09 0 08 0 02 0 13 0 01 1584 89 0 23 0 06 0 18 0 11 0 10 0 03 0 15 0 01 1678 80 0 28 0 07 0 23 0 14 0 12 0 03 0 18 0 02 1778 28 0 33 0 08 0 30 0 16 0 14 0 04 0 21 0 02 1883 65 0 38 0 10 0 38 0 19 0 17 0 04 0 24 0 03 1995 26 0 44 0 11 0 48 0 23 0 19 0 05 0 ...

Page 41: ... 9440 61 4 05 3 53 4 53 3 44 3 56 1 35 0 83 1 49 10000 00 4 04 3 73 4 43 3 60 3 73 1 79 0 79 1 89 10592 54 3 99 3 84 4 71 3 82 3 88 2 27 0 68 2 27 11220 18 3 90 3 92 5 48 4 10 4 01 2 75 0 49 2 58 11885 02 3 78 3 86 6 47 4 42 4 13 3 14 0 19 2 76 12589 25 3 61 3 65 7 17 4 68 4 23 3 34 0 24 2 71 13335 21 3 42 3 22 7 32 4 74 4 36 3 23 0 78 2 41 14125 38 3 22 2 52 7 12 4 42 4 54 2 83 1 35 1 91 14962 36...

Page 42: ...S2116 Data for PRM2103 mounted inside an EPS2106 3 or EPS2108 3 is included for legacy purposes Data also corresponds to proper selection of SLM 831 microphone corrections FIGURE A 8 Acoustical Frequency Response Limits A 6 1 EPS2116 Free Field Response 0 with Corrections For the following graphs the applied correction is indicated in parentheses e g FF FF2116 ...

Page 43: ...tional Characteristics FIGURE A 10 PRM2103 FF Directional Response 6 4 2 0 2 4 6 100 1 000 10 000 Decibels dB Frequency EPS2116 0 Degree Response FF FF 2116 8 6 4 2 0 2 4 6 8 100 1 000 10 000 Decibels dB Frequency EPS2116 Directional Response FF FF 2116 0 Degrees 10 Degrees 20 Degrees 30 Degrees ...

Page 44: ...103 FF Directional Response 8 6 4 2 0 2 4 6 8 100 1 000 10 000 Decibels dB Frequency EPS2116 Directional Response FF FF 2116 40 Degrees 50 Degrees 60 Degrees 70 Degrees 8 6 4 2 0 2 4 6 8 100 1 000 10 000 Decibels dB Frequency EPS2116 Directional Response FF FF 2116 80 Degrees 90 Degrees 100 Degrees 110 Degrees ...

Page 45: ...RM2103 FF Directional Response 8 6 4 2 0 2 4 6 8 100 1 000 10 000 Decibels dB Frequency EPS2116 Directional Response FF FF 2116 120 Degrees 130 Degrees 140 Degrees 150 Degrees 8 6 4 2 0 2 4 6 8 100 1 000 10 000 Decibels dB Frequency EPS2116 Directional Response FF FF 2116 160 Degrees 170 Degrees 180 Degrees ...

Page 46: ...30 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 20 15 10 5 0 5 EPS2116 Directional Response FF FF 2116 1000 Hz 1259 Hz 1585 Hz 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 20 15 10 5 0 5 EPS2116 Directional Response FF FF 2116 1995 Hz 2512 Hz 3162 Hz ...

Page 47: ...0 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 20 15 10 5 0 5 EPS2116 Directional Response FF FF 2116 3981 Hz 5012 Hz 6310 Hz 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 20 15 10 5 0 5 EPS2116 Directional Response FF FF 2116 7943 Hz 10000 Hz 12589 Hz ...

Page 48: ...A 18 FIGURE A 19 PRM2103 FF Directional Response 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 20 15 10 5 0 5 EPS2116 Directional Response FF FF 2116 15849 Hz ...

Page 49: ...erence Manual Acoustical Response A 19 A 6 2 Random Response diffuse with Corrections FIGURE A 20 PRM2103 FF Random Response 6 4 2 0 2 4 6 100 1 000 10 000 Decibels dB Frequency EPS2116 Random Response FF RI 2116 ...

Page 50: ...ustical Response A 20 Directional Characteristics FIGURE A 21 PRM2103 FF Directional Response 6 4 2 0 2 4 6 100 1 000 10 000 Decibels dB Frequency EPS2116 Directional Response FF RI 2116 0 Degrees 10 Degrees 20 Degrees 30 Degrees ...

Page 51: ...PRM2103 FF Directional Response 6 4 2 0 2 4 6 100 1 000 10 000 Decibels dB Frequency EPS2116 Directional Response FF RI 2116 40 Degrees 50 Degrees 60 Degrees 70 Degrees 6 4 2 0 2 4 6 100 1 000 10 000 Decibels dB Frequency EPS2116 Directional Response FF RI 2116 80 Degrees 90 Degrees 100 Degrees 110 Degrees ...

Page 52: ...25 PRM2103 FF Directional Response 6 4 2 0 2 4 6 100 1 000 10 000 Decibels dB Frequency EPS2116 Directional Response FF RI 2116 120 Degrees 130 Degrees 140 Degrees 150 Degrees 6 4 2 0 2 4 6 100 1 000 10 000 Decibels dB Frequency EPS2116 Directional Response FF RI 2116 160 Degrees 170 Degrees 180 Degrees ...

Page 53: ...30 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 20 15 10 5 0 5 EPS2116 Directional Response FF RI 2116 1000 Hz 1259 Hz 1585 Hz 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 20 15 10 5 0 5 EPS2116 Directional Response FF RI 2116 1995 Hz 2512 Hz 3162 Hz ...

Page 54: ...0 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 20 15 10 5 0 5 EPS2116 Directional Response FF RI 2116 3981 Hz 5012 Hz 6310 Hz 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 20 15 10 5 0 5 EPS2116 Directional Response FF RI 2116 7943 Hz 10000 Hz 12589 Hz ...

Page 55: ...A 25 FIGURE A 30 PRM2103 FF Directional Response 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 20 15 10 5 0 5 EPS2116 Directional Response FF RI 2116 15849 Hz ...

Page 56: ...Reference Manual Acoustical Response A 26 A 6 3 90 Response with Correction FIGURE A 31 PRM2103 FF 90 Degree Response 6 4 2 0 2 4 6 100 1 000 10 000 Decibels dB Frequency EPS2116 90 Degree Response FF 90 2116 ...

Page 57: ...ustical Response A 27 Directional Characteristics FIGURE A 32 PRM2103 FF Directional Response 6 4 2 0 2 4 6 100 1 000 10 000 Decibels dB Frequency EPS2116 Directional Response FF 90 2116 0 Degrees 10 Degrees 20 Degrees 30 Degrees ...

Page 58: ...PRM2103 FF Directional Response 6 4 2 0 2 4 6 100 1 000 10 000 Decibels dB Frequency EPS2116 Directional Response FF 90 2116 40 Degrees 50 Degrees 60 Degrees 70 Degrees 6 4 2 0 2 4 6 100 1 000 10 000 Decibels dB Frequency EPS2116 Directional Response FF 90 2116 80 Degrees 90 Degrees 100 Degrees 110 Degrees ...

Page 59: ...36 PRM2103 FF Directional Response 6 4 2 0 2 4 6 100 1 000 10 000 Decibels dB Frequency EPS2116 Directional Response FF 90 2116 120 Degrees 130 Degrees 140 Degrees 150 Degrees 6 4 2 0 2 4 6 100 1 000 10 000 Decibels dB Frequency EPS2116 Directional Response FF 90 2116 160 Degrees 170 Degrees 180 Degrees ...

Page 60: ...30 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 20 15 10 5 0 5 EPS2116 Directional Response FF 90 2116 1000 Hz 1259 Hz 1585 Hz 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 20 15 10 5 0 5 EPS2116 Directional Response FF 90 2116 1995 Hz 2512 Hz 3162 Hz ...

Page 61: ...0 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 20 15 10 5 0 5 EPS2116 Directional Response FF 90 2116 3981 Hz 5012 Hz 6310 Hz 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 20 15 10 5 0 5 EPS2116 Directional Response FF 90 2116 7943 Hz 10000 Hz 12589 Hz ...

Page 62: ...A 32 FIGURE A 41 PRM2103 FF Directional Response 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 20 15 10 5 0 5 EPS2116 Directional Response FF 90 2116 15849 Hz ...

Page 63: ... 4 EPS2106 Free Field Response 0 with Corrections For the following graphs the applied correction is indicated in parentheses e g FF FF2106 8 FIGURE A 42 PRM2103 FF 0 Degree Response Directional Characteristics FIGURE A 43 PRM2103 FF Directional Response ...

Page 64: ...AEC206 Reference Manual Acoustical Response A 34 FIGURE A 44 PRM2103 FF Directional Response FIGURE A 45 PRM2103 FF Directional Response FIGURE A 46 PRM2103 FF Directional Response ...

Page 65: ...AEC206 Reference Manual Acoustical Response A 35 FIGURE A 47 PRM2103 FF Directional Response A 6 5 Random Response diffuse with Corrections FIGURE A 48 PRM2103 FF Random Response ...

Page 66: ...AEC206 Reference Manual Acoustical Response A 36 FIGURE A 49 PRM2103 FF Directional Response FIGURE A 50 PRM2103 FF Directional Response FIGURE A 51 PRM2103 FF Directional Response ...

Page 67: ...206 Reference Manual Acoustical Response A 37 Directional Characteristics FIGURE A 52 PRM2103 FF Directional Response FIGURE A 53 PRM2103 FF Directional Response FIGURE A 54 PRM2103 FF Directional Response ...

Page 68: ...AEC206 Reference Manual Acoustical Response A 38 FIGURE A 55 PRM2103 FF Directional Response FIGURE A 56 PRM2103 FF Directional Response ...

Page 69: ...AEC206 Reference Manual Acoustical Response A 39 A 6 6 90 Response with Correction FIGURE A 57 PRM2103 FF 90 Degree Response FIGURE A 58 PRM2103 FF 90 Degree Response ...

Page 70: ...AEC206 Reference Manual Acoustical Response A 40 FIGURE A 59 PRM2103 FF 90 Degree Response FIGURE A 60 PRM2103 FF 90 Degree Response ...

Page 71: ...cal Response A 41 A 6 7 Directional Characteristics For the following graphs the applied correction is indicated in parentheses e g FF 90 2106 8 FIGURE A 61 PRM2103 FF Directional Response FIGURE A 62 PRM2103 FF Directional Response ...

Page 72: ...AEC206 Reference Manual Acoustical Response A 42 FIGURE A 63 PRM2103 FF Directional Response FIGURE A 64 PRM2103 FF Directional Response FIGURE A 65 PRM2103 FF Directional Response ...

Page 73: ...gths for the CBL203 and CBL208 are 20 but are available up to 100 Figure A 66 shows the view looking directly into the CBL203 CBL208 or CBL222 10 pin connector connecting to the PRM2103 FIGURE A 66 View Looking Directly into CBL203 CBL208 CBL222 10 pin Connector Figure A 67 shows the view looking directly into the CBL203 or CBL208 5 pin connector connecting to the sound level meter FIGURE A 67 Vie...

Page 74: ... N C N C N C Preamp Ground 3 1 N C N C N C N C Data I O 4 N C 9 N C N C N C Preamp Signal Output 5 2 N C N C N C N C Digital Power 6 N C 6 7 Center Red N C Preamplifier Power 7 3 N C N C N C N C Not Used 8 Not Used Preamp Self identification 9 4 N C N C N C N C Digital Ground 10 N C 1 5 Outside Black N C Inner Shield N C N C Shell N C N C N C Outer Shield Shell Shell N C N C N C Lug Table A 3 CBL2...

Page 75: ...AEC206 Reference Manual CE Declaration of Conformity A 45 A 8 CE Declaration of Conformity FIGURE A 68 Declaration of Conformity ...

Page 76: ...n Check History in SLM Utility G3 Software B 13 B 5 Upgrading Firmware with SLM Utility G3 B 15 B 1 Overview This module provides information for specifying PRM2103 FF heater controls viewing data performing calibration checks and upgrading firmware through the Model 831 and SLM Utility G3 The Model 831 can also be used with the latest software G4 LD Utility B 2 Performing the Acoustic Calibration...

Page 77: ...tability indicator is vertical the sound level is stable FIGURE B 1 Calibrating Message Step 8 After a few seconds when the calibration is completed another message box appears that shows the amount of change being made to the calibration To accept the calibration press 5 To reject this calibration select No and press 5 Step 9 After performing this acoustical calibration perform a calibration chec...

Page 78: ...r controls in G4 Software by connecting the instrument viewing the System Properties and then clicking the Other tab The Heater options are enabled when the PRM2103 is connected to the instrument Step 1 Open the software and connect to the Model 831 sound level meter by selecting the Connection menu option that best fits your configuration The Instrument Manager dialog box appears Step 2 Click the...

Page 79: ...RM2103 FF Data The PRM2103 FF provides the following data Preamplifier model PRM2103 FF serial number Internal PRM2103 FF temperature Internal PRM2103 FF relative humidity Internal PRM2103 FF dew point Heater setting status Calibrator check function status Preamplifier connection status to 831 sound level meter PRM2103 FF firmware version ...

Page 80: ...perly If you see this message make sure the cables are completely connected and fastened and that power is supplied to the cable If the problem persists call Larson Davis Technical Support Humidity and Temperature History To log internal humidity or temperature history for the PRM2103 FF follow these steps Step 1 In Settings navigate to the Time History tab and select the Enable Time History optio...

Page 81: ...rements you can view the PRM2103 FF internal humidity and temperature data by scrolling through the measurement records with the 4 and 6 keys on the Time History tab Each time the 4 or the 6 key is pressed the cursor on the graph moves left or right respectively and displays the data associated with the record below the graph Figure B 6 shows the Preamp Temp data on the Time History tab FIGURE B 6...

Page 82: ...o the Model 831 sound level meter by selecting the Connection menu option that best fits your configuration The Instrument Manager dialog box appears Select the Instrument Status tab The PRM2103 FF data appears in the Preamplifier section LEARN MORE Similar information can be viewed in the Status window of G4 Software which appears upon connection with an instrument Figure B 8 shows PRM831 informa...

Page 83: ...ultaneously Calibration checks can be performed automatically at specified times or at any time manually either on the Model 831 with SLM Utility G4 or with SLM Utility G3 software B 4 1 Manual Calibration Checks on the Model 831 To perform manual calibration on the Model 831 follow these steps Step 1 Press the 3 TOOLS key Step 2 Select the Calibration icon and press 5 Step 3 Navigate to the Cal C...

Page 84: ...e B 10 TAKE NOTE Answer Yes to save the Standard Cal Level value This should be done immediately following the first calibration check Otherwise answer No to simply record the level and spectrum in the Calibration Check History for trend determination FIGURE B 10 Save New Standard Cal Level B 4 2 Automatic Calibration Checks on the Model 831 Calibration checks can also be scheduled to occur automa...

Page 85: ...e Model 831 The calibration Check History tab lists the last ten check records with the date time and difference of the measured broadband level from the standard level and the measured level Figure B 12 shows the Check History tab on the Calibration Tool FIGURE B 12 Check History Tab To view a calibration check spectrum for a record in the history select the record and press 5 Figure B 13 shows a...

Page 86: ... Utility G3 Software TAKE NOTE To perform manual calibration checks in G4 software refer to the G4 Software Manual To perform manual calibration checks on the PRM2103 FF with SLM Utility G3 software click the Calibrate tab on the Instrument Manager dialog box and then click the Calibration Check button Figure B 14 shows the Calibrate tab in SLM Utility G3 Software FIGURE B 14 Calibrate Tab in SLM ...

Page 87: ...d in the Calibration Check History Click Yes to store a new Standard Calibration Check Level After clicking either option the Calibration Check message indicates that the calibration has succeeded as shown in Figure B 17 FIGURE B 17 Calibration Check Succeeded B 4 5 Automatic Calibration Checks in SLM Utility G3 Software LEARN MORE For more information on setting up calibration checks or viewing c...

Page 88: ...ngs Figure B 18 shows the Measurement Control tab FIGURE B 18 Measurement Control Tab B 4 6 Calibration Check History in SLM Utility G3 Software LEARN MORE To view Calibration Check Histories in G4 Software refer to the G4 Software Manual To view Calibration Check History click the Calibration History button on the Calibrate tab In the Select data to view drop down list select Calibration Check Hi...

Page 89: ...ion Checks B 14 FIGURE B 19 Calibration History To view the calibration check spectra double click on the Cal Check record in the Calibration History dialog box Figure B 20 shows the Calibration Check Spectra FIGURE B 20 Calibration Check Spectra ...

Page 90: ...RM2103 FF and Model 831 connected and properly powered until after firmware upgrades are complete Step 2 Upgrade the Model 831 firmware If not already connected connect the Model 831 to the PRM2103 FF with CBL203 or CBL205 See FIGURE 2 2 or FIGURE 2 5 for examples of these connections Step 3 On the Model 831 navigate to the Preamp page on the Live tab The Preamp page displays a programming message...

Page 91: ...PRM2103 Reference Manual Upgrading Firmware with SLM Utility G3 B 16 ...

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