User's Manual Acoustic Measuring System Soundbook MK2
Contents
1. 2 98 0 02 200 10 9 0 10 85 0 03 0 00 10 0k 2 5 4 4 2 36 4 35 0 02 250 8 6 0 8 69 0 01 0 01 12 5k 4 3 6 2 4 17 6 18 0 00 315 6 6 0 6 63 0 03 0 02 16 0k 6 6 8 5 6 68 8 69 0 01 400 4 8 0 4 77 0 03 0 01 20 0k 9 3 11 2 9 25 11 23 0 01 Table 3 3 frequency weighting curves IEC 60651 60804 and Soundbook dB Manual Soundbook 16 of 17 SINUS Messtechnik GmbH 4 Declaration of conformity We the SINUS Messtechnik GmbH F pplstra3e 13 04347 Leipzig Germany hereby declare that our product Measuring system Soundbook MK2 Part number 90800x Serial number 07000 as subject of this CE declaration complies with the following standards and further documents Technical requirements Sound level meter with appropriate software Third octave analyzer HVMA option IEC 61672 10 2003 class 1 DIN 45657 07 1997 IEC 61260 09 2001 class 1 EN ISO 8041 type 1 EN ISO 5349 EN 14253 DIN EN 61000 6 1 2007 IEC 61672 1 DIN EN 61000 6 2 2007 IEC 61326 IEC 61672 1 EN 60950 1 Electromagnetic compatibility Emissions Immunity Safety The measuring system is intended for the use with measuring microphones according to IEC 1094 1 The product has been manufactured and tested in compliance with the following internal documents Manufacturing and testing documents SINUS Quality assurance manual SINUS Manu2. Soundbook with accessories in carrying case SINUS Messtechnik GmbH 11 of 17 Manual Soundbook 2 HARDWARE DESCRIPTION You may connect the microphones accelerometers and other transducers at any time i e when Soundbook is running or turned off When you have powered up the device connected the transducers started the measuring software and set the measuring channels Soundbook is ready for measuring NOTICE Please note that the installed Windows operating system allows simulta neous use of various applications However Windows is no realtime op erating system To rule out any complications during data acquisition we recommend to exit all unnecessary applications before measuring Some applications may require or even force exiting unnecessary programmes 2 3 Driver installation You will find the installation programme on the enclosed CD or on the installation CD of the application soft ware The driver version is part of the file name f e SINUS Driver 5 0 0 0 exe driver version 5 0 0 0 After executing the installation file meassage window opens Please verify that all Soundbook com ponents are connected to the PC and click on ok After the welcome window showing the version number and the driver history window the installation procedure starts Depending on the system performance this procedure may take a few minutes Click on the button Finish to finish installation and exit the program Having activated the cor
3. Table 3 2 Linearity ranges typical for Soundbook MK2 according to frequency weightings Z A and C SINUS Messtechnik GmbH 15 of 17 Manual Soundbook 3 TECHNICAL SPECIFICATIONS SOUNDBOOK MK2 3 2 Frequency weightings The following table shows the characteristics filter curve for the A and C weightings according to IEC 60651 60804 The last three columns contain the filter curves in Soundbook measured at a gain of 20 dB fin Hz ace oa ace M 60651 A c Z f in HZ ace um acc 60651 A c Z 10 70 0 14 3 69 52 14 36 0 04 500 3 2 0 3 25 0 03 0 00 125 63 4 11 2 63 40 11 36 0 03 630 1 9 0 1 91 0 03 0 00 16 56 7 8 5 56 40 8 44 0 01 800 0 8 0 0 77 0 05 0 03 20 50 5 6 2 50 42 6 25 0 03 1 0k 0 0 0 03 0 03 0 03 25 44 7 4 4 44 86 4 48 0 04 1 25k 0 6 0 0 58 0 03 0 00 31 5 39 4 3 0 39 54 3 04 0 00 1 6k 1 0 0 1 1 01 0 08 0 01 40 34 6 2 0 34 55 1 99 0 01 2 0k 1 2 0 2 1 20 0 17 0 01 50 30 2 1 3 30 29 1 31 0 01 2 50k 1 3 0 3 1 27 0 3 0 02 63 26 2 0 8 26 23 0 83 0 00 3 15k 1 2 0 5 1 23 0 48 0 01 80 22 5 0 5 22 38 0 47 0 03 4 0k 1 0 0 8 1 00 0 81 0 00 100 19 1 0 3 19 12 0 28 0 02 5 0k 0 5 1 3 0 61 1 26 0 01 125 16 1 0 2 16 19 0 17 0 01 6 3k 0 1 2 0 0 04 1 96 0 00 160 13 4 0 1 13 23 0 06 0 02 8 0k 1 1 3 0 1 02
4. higher values possible but without FAST weighting Slow input channels Quantity 8 single ended or 4 differential Sampling rate 200 Hz per channel Input voltage 27 5V Input impedance 100 kQ Inputs Trigger Tacho 2 Frequency 0 1 Hz 6 MHz Trigger level adjustable 12 5 V Trigger outputs 2 Output channels 2 Sampling rate 25 6 51 2 kHz Band width DC 20 kHz Max output voltage X 3 7 Vpeak avoid ground loops Manual Soundbook 14 of 17 SINUS Messtechnik GmbH 3 1 Linearity ranges Attenuation 0 dB 85 dB in 0 5 dB steps Connectors Input channels see section 2 1 Slow input channels see section 2 1 Outputs see section 2 1 Dimensions and weights Dimensions 280 mm x 220 mm x 65 mm Weight 3100 g Surrounding conditions Temperature Deviation of calibration lt 0 3 dB within a temperature range of 20 C to 50 C at a relative humidity of 65 After temperature changes of more than 15 C allow the analyzer to adjust to the temperature for 30 min Humidity Deviation of calibration lt 0 1 dB within a relative humidity range of 30 to 90 at a temperature of 40 C Magnetic fields A field of 80 A m 50 Hz results in a display of lt 20 dB A 45 dB C and 45 dB Z Vibration Acceleration 1 m s frequency 20 Hz 1 kHz lt 0 1 dB 50 dB level
5. 6 7 8 Figure 2 10 Front panel of the Soundbook MK2 Figure 2 11 Rear panel of the 8 channel LEMO device Manual Soundbook 10 of 17 SINUS Messtechnik GmbH 2 2 First use E SAMURAI 20 testing weather station15 RECALL M a File Measurement Analyzer Tools View 2 0 0 s hl lt tr ma Start time 41 02 2010 15 58 27 Ove 1 Mi Ol Er gt amp Bi Runtime 160 09 00 000 Unde E Setup Measure Replay Data Browser Status Log Browse SLM1 CH1 Fast A 33 305 SLM1 CH1 Slow A 43 2dB 2 1 3 Octave CH1 19 7dB 1000 Hz 100 80 E dB 70 80 60 70 60 504 A 50 j ag KR D 40 ll 40 jt ae i A T Y y eal A 30 204 I 10 Moo 576504 s 576510 576516 576522 576528 Hz 50 100 200 500 k 02K 4 Humidity 83 6 WindSpeed 10 0km h BI 1 3 Octave1 CH1 43 6dB Pressure 980 8hPa Temperature 0 1 C 120 4 T 1020 Y hPa km h 5 400 10004 204 y 2 980 104 4 960 A of 8 940 10 12 501120 s 518400 535680 552960 570240 so a WindDir ee ae 574560 s 574992 575424 575856 576288 Ready Autostore Ext S N 6475 CPU 23 _ L Figure 2 12 Typical realtime representation of Soundbook results SAMURAI Figure 2 13
6. Manual Soundbook 2 HARDWARE DESCRIPTION 2 1 5 POWER SYNC GPS V_BAT RXD The POWER SYNC GPS socket mainly serves for the synchronisation of several APOLLO ana lyzers Itis also used to connect a GPS receiver The V Bart Pin provides power only in Sound book MK2 not in APOLLO Box or EXPANDER Figure 2 8 POWER SYNC GPS socket assignment 2 1 6 AUX 5V AUXA out AUX in AUX3 out 1 The AUX socket serves for the connection of ex 2 Q E ternal devices like a remote control a Soundin 14V 3 B AUX2 in tensity probe etc The inputs are TTL The out 6 puts are switchable between 0 V and 3 3 V to 4 E drive LEDs for example 200V 14V Figure 2 9 AUX socket assignment 2 2 First use By default Soundbook is supplied fully equipped with installed operating system and SINUS device driver The default password is soundbook Depending on your scope of delivery Sinus has already installed the application software siNoise SAMURAI REMUS SMT and carried out a full system check as well Any further PC parameters users network Internet have to be set by you You may however request one of our authorized representatives or distributors to set up your device at your expense The following figures show the connectors at the front and the back of an 8 channel system SIM Card ME GND TRG Power Sync GPS SLOW Output Channels 1 2 Input Channels 1 2 3 4 AUX Channels Input Channels 5
7. 6 TRG IN2 2 7 TRG_OUT_COM 3 4 V_BAT TRG_OUT1 Figure 2 2 TRG socket assignment Figure 2 3 Apollo Trigger Splitterbox Manual Soundbook SINUS Messtechnik GmbH 2 1 Soundbook sockets 2 1 3 Slow Channels The SLOW socket provides 8 slow channels with a fixed sample rate of 200 Hz that measns a bandwidth of 78 125 Hz It serves to measure static or slowly changing signals or conditions These channels opti mal to connect sensors for pressure force temperature or similar values With the optional Slow Channel Splitterbox figure 2 5 you may split the LEMO socket to individual BNC sockets V_BAT SLOW1 SLOW8 1 8 SLOW2 SLOW7 2 7 9 3 6 SLOW3 SLOW6 4 5 SLOWA SLOWS Figure 2 4 SLOW socket assignment Figure 2 5 Apollo Slow Channel Box 2 1 4 Output The output channels provide the signals of the internal generator It is also possible to interconnect signals from the main channels to output For example these as well as synthesized signals or signals which have been recorded to the hard disk may be given out during a running measurement Via the Output Cinch adaptercable 974158 6 you may connect headphones or loudspeakers Using an additional Cinch BNC adaptercable 974162 5 you may split the LEMO socket to individual BNC sockets figure 2 7 OUT1 1 2 3 OUT2 OUTPUT_GND Figure 2 6 OUT 1 2 socket assignment Figure 2 7 Output adapter cable SINUS Messtechnik GmbH 9 of 17
8. Influence of user User has no influence if the microphones are set up at a distance of 1 5 m Storage conditions 20 C 60 C humidity max 95 Shock resistance Complying with MIL STD 810F 516 5 Electro magnetic compatibility Emission Complying with EN 61000 6 1 2007 Immunity Complying with EN 61000 6 2 2006 Configuration Soundbook with 4 x MK221 MV203 and 1 5 m cable each Approved accessories options AC adapter CF AA1633A Table 3 1 Technical specifications Soundbook MK2 3 1 Linearity ranges The linearity ranges of sound pressure levels for all measuring ranges and frequency weightings are given in the following All specifications refer to approved measurement microphones with a sensitivity of 50 mV Pa Range Weighting f 31 5 Hz f 1 kHz f 4 kHz f 8 kHz f 12 5 kHz Z 14 5 118 5 dB 15 5 118 5 qB 15 118 5 dB 15 118 5 dB 15 118 5 dB 1V A 10 78 5 dB 11 5 119 dB 12 119 5 dB 10 5 1175dB 9 114 5 dB C 12 5 115 5 dB 13 5 118 5 daB 13 118 dB 12 5 115 5 dB 12 5 112 5 dB Z 26 5 138 5 dB 28 5 138 5 dB 27 5 138 5 dB 27 5 138 5 dB 27 5 138 5 dB 10 V A 23 5 98 5 dB 24 5 139 dB 24 139 5 dB 24 5 137 5 dB 24 134 5 dB C 24 135 5 dB 25 138 5 dB 23 5 138 dB 24 135 5 dB 23 5 132 5 dB
9. Soundbcoke User s Manual Acoustic Measuring System Soundbook MK2 Version MK2 June 20 2013 SINUS Messtechnik GmbH Foepplstrasse 13 04347 Leipzig Germany http www soundbook de e SINUS Messtechnik GmbH All rights reserved No part of this manual may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without the prior written permission of SINUS Messtechnik GmbH We reserve the right to alter the contents of this manual without prior notice SINUS Messtechnik GmbH accepts no responsibility for technical or typographical errors or deficiencies in this manual Furthermore SINUS Messtechnik GmbH disclaims all liability for damage occurring directly or indirectly as a result of the delivery performance or usage of this material All products or services mentioned in this document are the trademarks or service marks of their respective companies or organizations Manual Soundbook 2 of 17 SINUS Messtechnik GmbH CONTENTS Contents 1 Introduction 5 1 1 Safety instructions 7 2 Hardware description 8 2 1 So ndbook sockets 2 4 ek re re ia rur th East Gee dore 8 2 4 1 Main Channels sake aan dun fe Pa RU irte as run ie de duree 8 227 drigger TachQ pa 6 ge ee le Rogo Poo ur gene ee a 8 2 1 3 Slow GhaQMels 4 Las ag ge dunes qub dr a ble qui amp a 9 2 34 Outputs is mag
10. a a BUR ee ee Ee gout e Ko Gig a d 9 2 1 5 POWER SYNC GPS s 10 2 1 6 AWK Sy Be Be med gu ed RU RECURSUS VE S ud ls d RE A 10 2 2 E A e xx A O Satu ipo Ru a Dura d eum mh 10 2 3 Driver installation wn ala Bie ROUX Rum ae du Ue Rd ee RS 12 2 341 SINUS Driver Configuration 12 3 Technical specifications Soundbook MK2 14 3 1 Linearity ranges ss 4 4 4 4 84 au a du LR Y s xw EC Eos oy Eo e 3v Ya 15 3 2 Frequency weightings 16 4 Declaration of conformity 17 SINUS Messtechnik GmbH 3 of 17 Manual Soundbook CONTENTS Preface Thank you for choosing the product Soundbook TM by SINUS Messtechnik GmbH Please read this manual carefully before using the measuring system We recommend you to perform several test measurements to get familiar with the instrument before using it for important measuring tasks The manual includes the following signs to indicate important information NOTICE These are information on the efficient use and correct handling of the ana lyzer as well as additional information CAUTION These instructions shall avoid any hardware damages or dangers for users ATTENTION These instructions shall avoid any measurement mistakes hardware dam ages etc Please feel free to contact us for any questions on the functionality and operation of the instrument Direct your questions or catalogue requests as well as requests on spar
11. e parts and accessories to the following address Address SINUS Messtechnik GmbH F pplstraBe 13 04347 Leipzig Germany Telephone 49 0 341 24429 33 Fax 49 0 341 24429 99 E mail info soundbook de Web http www soundbook de The following trademarks of their respective owners are marked with when mentioned in the manual for the first time Windows XP Microsoft Corp USA Windows 7 Microsoft Corp USA SOUNDBOOK SINUS Messtechnik GmbH SMT M SINUS Messtechnik GmbH APOLLO SINUS Messtechnik GmbH SAMURAI SINUS Messtechnik GmbH UREMUSTM Caesar Datensysteme GmbH Manual Soundbook 4 of 17 SINUS Messtechnik GmbH 1 Introduction Soundbook is a universal portable measuring system for acoustic and vibration measurements as well as general engineering applications It is based on the hardware and software of the APOLLOTM from SINUS Messtechnik GmbH and the field capable portable PC Toughbook CF 19 from Panasonic Due to its ro bust dust protected and spill resistant design combined with a magnesium alloy case the compact system is highly versatile Soundbook is an open platform with Windows operating system The realtime signal processing unit is an APOLLO analyzer combined with the CF 19 in one device The independently working analyzer subsystem is operated by the PC using the software device driver The various software applications siNoise SAMURAI REMUS M and SMT utilize the realtime signal p
12. facturing documents Soundbook Testing regulations Soundbook The product has been tested and found to comply with all specifications stated above Gott Gunther Papsdorf Managing Director SINUS Messtechnik GmbH 17 of 17 Manual Soundbook
13. ge the battery regularly De spite the integrated lithium ion battery showing no memory effects this will extent the battery life con siderably compared to buffer battery operation If necessary clean the device carefully without using solvents Carefully wipe the display with the included cleaning cloth only If a malfunction occurs do not attempt to disassemble or repair the device This will always cause a loss of warranty and often lead to major damages Please take down any failures and return the device together with a description of the failure Use only the included power supply unit and if necessary the optional adjustable DC power supply adapter for car mains supply or similar DC supplies Please also follow the operating instructions of the Toughbook CF 19 Use only the included stylus which is attached to the display to touch the screen Thus you may preserve the high quality of the display permanently For use in very rigorous environments special exchangeable protective films are available If service is required always return the device to SINUS Messtechnik GmbH under no circumstances to Panasonic SINUS Messtechnik GmbH 7 of 17 Manual Soundbook 2 HARDWARE DESCRIPTION 2 Hardware description The device is either powered from the internal battery or from a mains power outlet using the included power supply It is intended for a nominal voltage of 220 240 V at a mains frequency of 50 Hz or 100 120 V at 60 H
14. mplying with IEC 61672 Technical specifications are provided in table 3 1 Manual Soundbook 6 of 17 SINUS Messtechnik GmbH 1 1 Safety instructions 1 1 Safety instructions Please follow the instructions below when using the device Use the device as described in this manual only Despite the robust design and protection class IP54 protect the device from mechanical impacts and vibrations and keep it dry and clean When using microphones please pay attention to the sensitive microphone membranes and avoid touching or moistening them Do not feed the in or outputs with voltages other than specified in this manual Use only microphones which are intended for use with the device Please feel free to contact us in any case of doubt Please note the permissible ambient temperatures specified for the device At lower temperatures the device will not unlock unless the electrical heating has heated up the hard disk to more than 5 C The heating up of the hard disk is indicated by the charge LED flashing orange and green alternately Always switch off the device after using When storing the device for several days we recommend you to remove the batteries otherwise the Wake On LAN feature of the Toughbook will exhaust the battery approx 6 of the capacity each 24 h Do not expose the device to extreme heat as for example in a car under direct sunlight Operate the device on battery whenever possible to discharge and char
15. responding checkbox the SINUS Driver Configuration will start automatically Otherwise it may be started via the given path with the start menu 2 3 1 SINUS Driver Configuration This tool is used for the configuration of the driver The settings are described in table 2 1 r SINUS Driver Configuratio mE Common Driver Settings Apollo Soundbook MK2 Harmonie Soundbook MK1 Weather GPS AGD Radar FileVersions yy enable GPS driver avoid searching for GPS COM Port COMI Synchronize the system time to F GPS time This works only if the application is started with admi nistrator privileges Last Action setting Verbosity Level to Diagnostic Figure 2 14 SINUS Driver Configuration Manual Soundbook 12 of 17 SINUS Messtechnik GmbH 2 3 Driver installation Tab Description Common Driver Settings Adjustment of the Verbosity Level It specifies how much information is written to the log files The possible values are described on the right Apollo Soundbook MK2 Information about the detected Apollo Soundbook MK2 analyzers Refresh with F5 or via context menu Harmonie Soundbook MK1 Information about the detected Harmonie Soundbook MK1 analyzers New Calibration via context menu Weather Activation of the driver for the weather station Select the type and the used port The last one may be detected automatically au
16. rocessing unit as automatically controlled instrument The device architecture provides the user with a versatile programmable instrument simultaneously including a computer as a tool which has become almost indispensable today General office applications internet access remote control printer control network capability etc are provided by the PC Figure 1 1 Operation as PEN PC Figure 1 2 Operation as notebook Soundbook version LEMO BNC Order No 908002 908006 Input sockets LEMO7 BNC Transducer power supply 14 V Polarization 20 V 63 V 200V ICP 2 mA 4 mA ICP 2 mA 4 mA Sampling frequencies 200 Hz 204 8 kHz Table 1 1 Soundbook versions switchable for each channel The large and very bright TFT display in XGA format safeguards an excellent representation of the measure ment results and may also be used as input device due to its touchscreen functionality It is even convertible So it allows you to either use the Soundbook traditionally as a notebook or as PEN PC similar to an elec tronic notepad You do not need an office or a table for easily handling the Soundbook The powerful lithium ion battery and the modern circuit design ensure battery operation for about four hours including the power supply of the microphones the accelerometers or similar transducers The operating system constantly monitors the state of the battery If the battery charge drops below 20 while you are
17. s 1 6 pole elliptical base 2 Max drift of the internal time max 1 728 ms in 24 h Resolution 24 Bit Synchronization yes Input channels Sampling rates 200 Hz 204 8 kHz possible Basic 44 1 kHz 48 kHz 51 2 kHz see table 1 1 Gain 0 dB 20 dB Frequency weighting A C Z simultaneously see table 3 3 Time weighting F Fast 7 0 125 s S Slow 7 1 s Impulse Tincrease 0 035 s Tdecrease 1 5 s peak r 20 us Crosstalk lt 80 dB Offset correction yes at automatic calibration Anti alias Filter 22 4 kHz 51 2 kHz Overload display yes Phase shift typical 0 01 at 1 kHz Input impedance 1 MQ Input coupling DC AC HP with fg 0 13 Hz Input filter adjustable non 1 Hz HP 10 Hz HP 2000 kHz LP 1 2000 Hz BP 10 2000 Hz BP Transducer supply per channel 14 V polarization voltage 20 V 63 V or 200V ICP 2 mA also 4 mA with Soundbook MK2 TEDS nach IEEE P1451 yes Max electr measuring range 10 Vpeak 8 overload backup Umax at input 30 Vpeak Inherent noise level at 0 dB gain lt 6 dB A lt 8 dB C lt 15 dB Z using MV203 and substitute impedance K65 lt 3 dB A lt 2 dB C lt 5 dB Z bei 50 2 direct at input Linearity range See table 3 2 Impulse range gt 55 dB Sampling rate level 1 3 octave values 5 125 ms
18. todetect GPS Aktivation of the driver for GPS devices connected via RS232 Select the used COM port It may also be detected automatically autodetect If the measuring software is run as administrator the GPS time synchronization every minute is available AGD Radar Aktivation of the AGD Radar driver Select the used port It may also be detected automatically autodetect File Versions Overview of the installed parts of the driver and its status Table 2 1 Functions of the driver configuration tool SINUS Messtechnik GmbH 13 of 17 Manual Soundbook 3 TECHNICAL SPECIFICATIONS SOUNDBOOK MK2 3 Technical specifications Soundbook MK2 All technical specifications refer to approved measurement microphones with a sensitivity of 50 mV Pa Technical Specifications Scope Soundbook base CF 19 with Windows and measuring software Display of measurement results TFT display with analogue and digital display CF 19 Interface RS232 VGA LAN modem PCMCIA 1 x USB 3 0 1 x USB 2 0 no feedback Battery Li ion battery CF VZSU48U min measuring time in battery operation gt 3 h External power supply 100 240 VAC with adapter CF AA1633A input voltage at the Soundbook MK2 15 V Number of channels 2 4 or 8 measuring channels Accuracy According to IEC 61672 1 class 1 group Z percentiles according to DIN 45657 1 3 octave filter Complying with EN 61260 clas
19. using SINUS Messtechnik GmbH 5 of 17 Manual Soundbook 1 INTRODUCTION SAMURAI or siNoise as measuring software a warning message will be displayed In this case connect the included power supply to the device If the battery charge drops below 10 95 the current measurement is stopped since the accuracy may no longer be safeguarded The operating system is set to go to standby as soon as the battery charge drops below 10 96 This is very important to avoid major damages to the device Due to its optimized power consumption scheme Soundbook does not require a fan You may easily exchange the battery and the hard disk by yourself without any tools A small cable power supply unit for 100 230 VAC at 50 60 Hz as well as a practical carrying strap complete the scope of delivery On your request and without additional charges we may also supply Soundbook with an American keyboard and a multilingual Windows operating system We may also include the following chargeable options on your request e Additional RAM max 4 GBytes e Soundbook carrying case made of highly durable plastic with protection class IP68 Integrated GPRS modem for wireless communication within mobile telephone networks e External charger and additional lithium ion batteries e Backlit keyboard e DC power adapter for 11 32 VDC Combined with the SAMURAI or siNoise software packages as well as appropriate measuring microphones Soundbook is a sound level meter co
20. z depending on your country The maximum operating time of the device when powered from battery and under the specified ambient conditions please refer to table 3 1 is at least 3 5 hours Please note that you may increase the specified operating time considerably by decreasing the brightness of the display 2 1 Soundbook sockets 2 1 1 Main Channels 14V INPUT_GND OG 7 14V 3 4 200V INPUT Figure 2 1 Main Channel socket assignment 2 1 2 Trigger Tacho The main channels offer to connect many differ ent sensor types Different kinds of voltage and current supply are supported as well as a max imum bandwith of 80 kHz table 1 1 Sensors may be calibrated by an external singnal on the main channels Further details as time and fre quency weighting are given in table 3 1 The TRG socket serves to monitor a signal and if so to activate a Trigger and if configured to send a trigger caused signal out The trigger outputs are isolated switchable For this the TRG OUT COM privides an own electrical mass The trigger treshold is adjustable between 12 5 V The trigger outputs may also be used as Tacho inputs In this case a frequency is calculated from the incidence the trigger treshold is overcome Using the optional Trigger Splitterbox figure 2 3 you may split the LEMO socket to individual BNC sockets If desired the simple Apollo Tachocable 908185 7 is available too TRG_IN1 TRG OUT2 1
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