VES21 – BAP21 – PRE21W
Contents
1. a foam partitioning a start and connection box non user accessible batteries allowing SLM functioning a 90 230V charger multi pays 6 7 V DC a user manual CDROM Ooo o D 10 2 Operation This equipment works on 3 modes Q On internal battery On internal battery with charger On external power supply from 8 to 30 V DC battery solar panel various supplies refer to chapter Use with external power supply BEFORE EACH MEASUREMENT SESSION IT IS ESSENTIAL TO RECHARGE THE BATTERY OF THE SOUND LEVEL METER SOLO OR TO REMOVE THE BATTERIES FROM THE SOUND LEVEL METERS TYPE SIP95 SLS95 Refer to the user manual of these sound level meters for optimal use VES21 PROTECTION CASE PAGE 31 MANUEL D UTILISATION USER MANUAL VES21 BAP21 PRE21 11 GETTING STARTED THE SLM 11 1 Overview of the VES case Side view 10 Ventilator 11 Accessory compartment 12 Control box 13 Sound level meter SOLO or SIP95 14 Preamplifier compartment 15 Antenna connector 16 Solo output connector USB RS232 Tacho 1 0 see user manual of Solo 17 Charger connector external power supply 18 Extension cable connector of the microphone unit 11 2 Getting started Solo Remove the preamplifier of the SLM and place Sale in the compartment of the case Connect the cables to the connectors o 2 Pin CONNECTOR for the power supply connector at the back 10 Pin CONNECTOR for accessor2. the control box disconnects it automatically from the supply circuit Before each new measurement it is imperative to remove the batteries of the SLM and those of the VES21 14 3 3 Functioning The functioning is the same as for use on Internal Battery refer to the corresponding chapter The only difference is the Orange LED lights up to indicate the recharging process of the VES21 batteries 14 3 4 Power supply of the SLM It is recommended to program the power supply mode for the SLM to External Battery In this case the power supply is unlimited for the SLM and depends directly on the external battery capacity VES21 PROTECTION CASE PAGE 40 MANUEL D UTILISATION USER MANUAL VES21 BAP21 PRE21 15 TECHNICAL SPECIFICATIONS 15 1 Technical specifications Case Weight without sound level meter 13 kg Dimensions mm 400 x 440 x 160 Internal Battery Type Waterproof lead accumulator without maintenance Rated Voltage 6V Capacity 52 Ah Charging cycle about 500 cycles Charging time 16 hours Charger Reference MASCOT 9920 9921 Power supply 90 230 V single phase 50 60 Hz Rated voltage 6 7 V Output current limitation 3A 15 2 Output connectors pinning 8 PIN LEMO 3 PIN LEMO Ground Charge Ext power 7 PIN LEMO Cal blue Ground shield Signal yellow 200V white Ground VES21 PROTECTION CASE PAGE 41 MANUEL D UTILISA
3. 1 Introduction PRE21S and PRE21W preamplifiers for 1 condenser microphones are designed to complement the sound level meter Sete of 01dB There are two versions PRE21S for the Sale sound level meter only long protection tube The PRE21W is equipped with a heating system and a desiccator It is compatible with field measurements Depending on the external measurement it can be connected to BAP21 and or VES21 Their electronic design allows the connection of long cables while maintaining an analysis bandwidth ranging up to 20 kHz 18 2 Specifications Characteristics PRE21S PRE21W Unit Supply voltage 10 40 20 30 V Supply power 1 20V 8 30V 12 mA Input resistance gt 50 G gt 50 G Q Input capacitance lt 0 2 lt 0 2 pF Output resistance for any f lt 100 lt 100 Q Bandwidth 2 200k 2 200k Hz Extension cable type RAL122 100M 2 20k Hz Background noise 3 in dBA 3 in dBA uV lt 15 Lin 22 Hz 200 kHz 15 Lin 22 Hz uV 200 kHz Gain with 20 pF capacitance adapter 0 2 0 2 dB Polarization voltage 0 200 0 200 V Output charge capacitance lt 20 lt 20 NF Diameter 12 7 12 7 mm Length 100 100 mm Weight 30 30 g Temperature Operation 15 60 20 60 Storage 25 70 25 470 C Hygrometry Operation 0 90 0 95 Storage 0 95 0 95 Extension cable RAL122 10M 10 10 m RAL123 10 waterproof PRE21W PREAMPLIFIER PAGE 52 MA
4. Diagram indere entries danse tin ER EE deed tenter anni 45 17 3 Components of the BAP21 isse oe I LEE OC KR HO E tenants 46 17 4 Mounting of the 21 menn nnne nennen nnn einn nnn en nennen nn 47 17 5 EFEQUENCY response peret e eint xe Rosi xr tems EXER REO Mes Qu RI 48 17 6 Directii eda ra Phat ea To dae 48 BAP21 BOULE PAGE 43 MANUEL D UTILISATION USER MANUAL VES21 BAP21 PRE21 17 BAP21 WEATHER SCREEN 17 1 Introduction BAP21 consists of a stainless steel tube a grid supporting head and a windscreen equipped with bird spikes This accessory is designed for outdoor measurements since preamplifiers and microphones are protected against any weather The shape of the protection tube was designed to provide BAP21 with acoustical properties compliant with the requirements of metrological precision classes BAP21 can be used with any type of preamplifier in the 01dB range i e PRE21S PRE21A PRE12H PRE12S thus covering the whole range of measuring instruments Solo SIP95 SLS95S Symphonie Harmonie Orchestra 17 2 Assembly Diagram 17 1 a 1 Unscrew the fixing screw of the protection tube Insert the cord with the socket into the protection tube 2 Connect the preamplifier to the microphone using the plug 3 Slide the microphone preamplifier set into t
5. NUEL D UTILISATION USER MANUAL VES21 BAP21 PRE21 18 3 Connection PRE21S PRE21W Output CONNECTOR type pin ref FGG1B307CLAZZZ Alimentation positive V Calibration NC R serv TEDS Masse Output connector pinning R f rence alimertation V2 SIGNAL 18 4 Extension cable Warning The power supply of the heating resistance is the same as for the preamplifier the maximum extension cable length is then 10 m in order to avoid any voltage drop and to ensure a good operating of the preamplifier PRE21W PREAMPLIFIER PAGE 53
6. Solution de Monitoring Acoustique Solution for Sound Monitoring VES21 BAP21 PRE21W rey OT dB ee fane METRAVIB technologies MANUEL D UTILISATION USER MANUAL MANUEL D UTILISATION USER MANUAL VES21 BAP21 PRE21 10 VES21 PROTECTION CASE 10 1 Introduction The VES21 is a measurement station used for external sound measurements The VES21 is used with Solo and other sound level meters type SIP95 The case protects the measurement devices against external climatic conditions like rain temperature and humidity The case contains a high capacity battery which will power the sound level meter during 168 hours at 20 C the battery lifetime depends on the ambient temperature and the sound level meter set up A charger is included which can be used as a power supply when longer periods are required Warning The charger is not weatherproof In order to avoid a complete battery discharge during use which can result in permanent damage a battery monitoring system is used to cut the power supply when the voltage falls below a limit The sound level meter then operates on an internal battery with a backup of memory data Space is provided in the case for a rain shield a microphone unit and an accessory Modem GSM for example Under the cap one can place cables adapters and manuals The whole equipment can be carried on site like a stand alone measurement unit The package contains a protection case 54
7. TION USER MANUAL VES21 BAP21 PRE21 16 CONNECTION CHART The sound level meter fits into the case with connections for external voltage supply the microphone input 7 PIN CONNECTOR the USB output and the RS232 Sockets which are protected by spring loaded covers are provided on the side of the case for charger connection microphone extension cable and analogue digital input output 5 PIN CONNECTOR as option this means that data can be downloaded to the PC without having to unplug and remove the sound level meter from the case A 3 pin connector D connector cable is provided for this purpose CONNECTOR waterproof sockets are situated on the side of the case a 7 PIN CONNECTOR plug to connect a microphone extension cable a 3 PIN CONNECTOR plug to connect the battery charger or an external power supply a BNC plug for a GSM antenna as option a 8 PIN CONNECTOR plug for data USB RS232 Tacho in and 1 BVOC m 02 50 60Hz RAL123 10M 1 VES21 PROTECTION CASE PAGE 42 MANUEL D UTILISATION USER MANUAL VES21 BAP21 PRE21 BAP21 Weather screen 17 BAP21 WEATHER 45 17 1 Introduction TTE 45 17 2 Assembly
8. USER MANUAL VES21 BAP21 PRE21 13 SOLO SOUND LEVEL METER 13 1 Use with Internal Battery 13 1 1 Use 1 Press the push button of the control box during 1 s until the green LED is on The system operates normally 2 The user can then get the SLM started with the usual protocol refer to the corresponding chapter of this user manual 3 The system can be stopped first by switching off the SLM than by switching off the case pressing the On Off switch during 2 seconds until the green LED is off 13 1 2 Security In order to preserve the inner battery from a too important discharge the system permanently controls its voltage When the value is around 5 V the control box disconnects it automatically from the supply circuit 6 Before each new measurement with a sound level meter it is imperative to recharge the batteries of the SLM and those of the VES21 13 1 3 Operating The SLM switches to stand by mode if the battery voltage reaches 5 V In this case data stored in the SLM are saved 13 1 4 Power supply of SOLO The SLM is supplied through the 6V control box via the 2 PIN CONNECTOR plug Solo is equipped with a system to detect other power supply sources than that of its internal battery The operating lifetime depends on its battery capacity and of that of the VES21 The internal battery of Solo has to be recharged before each new measurement session The SLM indicates only the storage capacity because the batt
9. ange LED of the control box has to be lit refer to the chapter Getting started the SLM 13 2 4 Power supply The SLM only indicates the storage capacity because the battery lifetime depends on parameters that are not calculated by the SLM during long term measurements with the VES21 13 3 Use on Internal battery charger 13 3 1 Use When supply from the mains is available and for very long term measurement the charger delivered with the VES21 system may be used as external power supply Plug the charger into the special 3 Pin CONNECTOR plug connect it to the mains and carry out the same operation as for the use with internal battery 13 3 2 Security In order to preserve the battery situated inside from a too important discharge the system permanently controls its voltage When the value is around 5V the control box disconnects it automatically from the supply circuit 6 Before each new measurement it is imperative to recharge the batteries of the SLM and those of the VES21 VES21 PROTECTION CASE PAGE 36 MANUEL D UTILISATION USER MANUAL VES21 BAP21 PRE21 13 3 3 Operating The functioning is the same as for use on Internal Battery refer to the corresponding chapter The only difference is the Orange LED lights up to indicate the recharging process of the VES21 batteries 13 3 4 Power supply of the SLM The SLM indicates only the storage capacity because the battery lifetime depends on parameters th
10. at are not calculated by the SLM during long term measurements with the VES21 VES21 PROTECTION CASE PAGE 37 MANUEL D UTILISATION USER MANUAL VES21 BAP21 PRE21 14 SOUND LEVEL METERS SIP95 SLS95S 14 1 Use on Internal battery 14 1 1 Use 4 The operator has to push the button of the control box at least 1 second the green LED has to light on in order for the internal voltages to settle down 5 The user can then get the SLM started with the usual protocol refer to the chapter Getting started the instrument of the user manual 6 The system can be stopped first by switching off the SLM than by switching off the case pressing the On Off switch during 2 seconds until the green LED is off 14 1 2 Security In order to preserve the inner battery from a too important discharge the system permanently controls its voltage When the value is around 5V the control box disconnects it automatically from the supply circuit 6 Before each new measurement it is imperative to remove the batteries of the SLM and those of the VES21 14 1 3 Operating The SLM switches to stand by mode if the battery voltage reaches 10 8 V In this case data stored in the SLM are saved 14 1 4 Power supply The power supply of sound level meters is delivered by a second power supply cable 12V The sound level meters are equipped with a battery surveillance system for different operating phases The residual charge of the batteries
11. ery lifetime depends on parameters that are not calculated by the SLM during long term measurements with the VES21 Measurement duration Mode 10 C 20 C 50 C LAeq 15s 108 h 4 5 d 180 h 7 5 d 144 h 6 d Spectra 1 115 100 h 4 2 d 168 h 7 d 134 h 5 6 d Operating lifetime of the system according to the measurement mode and the internal temperature VES21 PROTECTION CASE PAGE 35 MANUEL D UTILISATION USER MANUAL VES21 BAP21 PRE21 13 2 Use on External power supply 13 2 1 Use For long term measurements an external power supply can be used i e car battery The voltage should be between 8 and 30 V DC 1 Connect the external battery with a specific cable to the 3 Pin CONNECTOR plug 2 The SLM can now be started 3 In order to switch off the system stop the SLM and the control box and then disconnect the battery 13 2 2 Security In order to preserve the inner battery from a too important discharge the system controls permanently its voltage When the value is around 5V the control box disconnects it automatically from the supply circuit 6 Before each new measurement it is imperative to recharge the batteries of the SLM and of the VES21 13 2 3 Operating In this configuration the electronic box also controls the status of the external power supply The user verifies the status and the capacity of the external power supply for the selected measurement duration The or
12. he protection tube until you reach the end of the tube 4 Place the cord in the notch and screw the cap to close the protection tube and block the cable into place Check that the microphone is correctly positioned Screw the black grid prop on the protection tube to cover up the microphone Carefully place the windscreen on top of the black grid prop Screw the bird spikes on and fix the sliding ring Screw the whole set on the tripod NO UI BAP21 WEATHER SCREEN PAGE 45 MANUEL D UTILISATION USER MANUAL VES21 BAP21 PRE21 17 3 Components of the BAP21 Y BAP21 WEATHER SCREEN BNN1010 BNN1009 1212 1210 1211 1067 References BNN1010 bird protection BNN1009 wind screen MEK1212 black grid prop MEC1210 protection tube 1211 cap 1067 adapter PAGE 46 MANUEL D UTILISATION USER MANUAL VES21 BAP21 PRE21 17 4 Mounting of the BAP21 There are several mounting modes 1 On tripod using a 3 8 thread or an adapter for 1 4 thread Warning Rain protection is ensured provided BAP21 is mounted vertically 2 Using a clamp collar to fix the BAP21 on the support tube View from above Support tube for example Transmission tower Aerial pole Clamp collar PAGE 47 BAP21 WEATHER SCREEN MANUEL D UTILISATION USER MANUAL VES21 BAP21 PRE21 17 5 Frequency response The graph below shows the frequency
13. ies connector at the back o 7 Pin CONNECTOR for the microphone extension cable connector in front o Connect the waterproof cable of the preamplifier to the 7 pin CONNECTEUR connector 6 These operations have to be carried out with the VES in the Turn Off position VES21 PROTECTION CASE PAGE 32 MANUEL D UTILISATION USER MANUAL VES21 BAP21 PRE21 12 GETTING STARTED THE CONTROL BOX OF THE VES21 12 1 Overview of the control box 1 Push button 2 Red LED 3 Green LED 4 Orange LED The push button 1 is the switch that controls the operating of the system According to the battery state charged or discharged pressing this push button launch a warning message indicated by a colored LED which turns on light emitting diode In the following chapters we describe several cases possible 12 2 Green LED Press the button during 1s the green LED comes on The SLM is supplied and the system is active The battery and temperature control is ready 12 3 Red LED When pressing the push button l The red LED flashes regularly during 15 seconds this indicates to the user that the power supply of the VES has been switched off because of too low internal battery If after 15 seconds the green LED is going on the system is ready to operate but the batteries have to be recharged If the green LED does not turn on either the batteries are out of order or discharged 2 The red LED flashes in intervals of three impulses thi
14. or accumulators is described in the corresponding chapters of the associated manuals Measurement duration Mode 10 C 20 C 50 C LAeq 15 78 h 3 25 d 130h 5 4d 104 h 4 3 d Spectra 1 1 1s 42 h 1 74 d 70 h 2 9 d 56 h 2 3 d Operating lifetime of the system according to the measurement mode and the internal temperature VES21 PROTECTION CASE PAGE 38 MANUEL D UTILISATION USER MANUAL VES21 BAP21 PRE21 This information is not available when using the VES system It is recommended to program the power supply mode in the SLM in order to avoid perturbations for the operator in case of the low battery display External Battery In this case the SLM power supply is unlimited and depends directly on the capacity of the internal battery In this case the display backlight is not switched off and the operating lifetime is only 130 h The user has to manually program on the SLM in the Utility menu the stop of the backlight refer to the manual 14 2 Use on External power supply 14 2 1 Use For long term measurements an external power supply can be used i e car battery The voltage should be between 8 and 30 V DC 1 Connect the external battery with a specific cable to the 3 Pin CONNECTOR plug 2 The user can now get started the SLM 3 In order to switch off the system stop the SLM and the control box and then disconnect the battery 14 2 2 Security In o
15. rder to preserve the inner battery from a too important discharge the system permanently controls its voltage When the value is around 5 V the control box disconnects it automatically from the supply circuit Before each new measurement it is imperative to remove the batteries of the SLM and those of the VES21 14 2 3 Operating In this configuration the electronic box controls also the state of the external power supply The user verifies the state and the capacity of the external power supply for the selected measurement duration The orange LED of the control box has to be lightened on refer to the chapter Getting started the SLM 14 2 4 Power supply of the SLM It is recommended to program the power supply mode for the SLM to External Battery In this case the power supply is unlimited for the SLM and depends directly on the external battery capacity VES21 PROTECTION CASE PAGE 39 MANUEL D UTILISATION USER MANUAL VES21 BAP21 PRE21 14 3 Use on Internal battery Charger 14 3 1 Use When mains are available and for long term measurement the charger delivered with the VES21 system may be used as external power supply Plug the charger to the dedicated 3 PIN CONNECTOR plug and link it to the mains Operate then as with the internal battery 14 3 2 Security In order to preserve the inner battery from a too important discharge the system controls permanently its voltage When the value is around 5V
16. response measured in an anechoic room for an angle of incidence of 0 The microphone unit consists of a PRE21S preamplifier and a class 1 MCE 212 microphone capsule Frequency response BAP21 0 6 000 4 000 2 000 0 000 dB 2 000 4 000 6 000 10 0 31 5 100 0 315 0 1000 0 3150 0 10000 0 Frequency Hz 17 6 Directivity Frequency response 30 6 00 dB 6 00 80 00 250 00 800 00 2 500 00 8 000 00 1 6 octave Hz BAP21 WEATHER SCREEN PAGE 48 MANUEL D UTILISATION USER MANUAL VES21 BAP21 PRE21 Frequency response 90 20 00 20 00 80 00 250 00 800 00 2 500 00 8 000 00 1 6 octave Hz BAP21 WEATHER SCREEN PAGE 49 MANUEL D UTILISATION USER MANUAL VES21 BAP21 PRE21 PRE21 Preamplifier 18 PRE21W PREAMPLIFIER nnne ke RS RR NS ERAN ERN RSEN nnmnnn ERAN RR RN NR RR NN RE RN NR RN NR RAN NR RN NR RN NS NN AA 52 18 1 Introduction TTRTUMMEE c M 52 18 2 a E ede tad die alee vis 52 18 3 COMMECHOM bans 53 Extension cable dans ea tds unie ae eee 53 01dB Stell PRE 21W n 10187 PRE21W PREAMPLIFIER PAGE 51 MANUEL D UTILISATION USER MANUAL VES21 BAP21 PRE21 18 PRE21W PREAMPLIFIER 18
17. s means the VES21 has switched off the SLM power supply because of an internal temperature higher than 50 C despite the forced ventilation 3 The red LED remains switched on this indicates a charge problem for the internal battery the power supply is switched off In case the problem persists the control box is blocking the start of the system contact your local 01dB agency VES21 PROTECTION CASE PAGE 33 MANUEL D UTILISATION USER MANUAL VES21 BAP21 PRE21 12 4 Orange LED The orange LED informs the user that the system receives enough energy charger or external power supply to supply the sound level meter the accessories and recharge the internal battery of the VES21 This LED is used to verify the good connection of an external power source if this source is turned off the system will be supplied from the internal battery 12 5 Circuit diagram of the operating mode si External power supply Red LED Orange Green LED Charger or Flashing Steady extern power 3 impulses supply OK Internal power supply Green LED System OK Flashing 15s Low internal Battery After 15s Green LED If all LEDs are off System ready Recharge Internal T Charge or too high battery problem Please contact the after sales service p but recharge required is needed Press p gt 35 until th is off System Off VES21 PROTECTION CASE PAGE 34 MANUEL D UTILISATION
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