AUDIS-03/08M Manual - NPI Electronic Instruments
Contents
1. is housed in a 19 rack mount cabinet 3U has room for up to 7 plug in units The plug in units are connected to power by a bus at the rear panel The plug in units must be kept in position by four screws M 2 5 x 10 The screws are important not only for mechanical stability but also for proper electrical connection to the system housing Free area must be protected with covers 2 2 EPMS 07 Housing The following items are shipped with the EPMS 07 housing Y EPMS 07 cabinet with built in power supply Y Mains cord Y Fuse 2 A 1 A slow inserted Y Front covers Figure 1 Left front view of empty EPMS 07 housing In order to avoid induction of electromagnetic noise the power supply unit the power switch and the fuse are located at the rear of the housing see Figure 2 right 2 3 EPMS H 07 Housing In addition to the standard power supply of the EPMS 07 the EPMS H 07 has a built in high voltage power supply This is necessary for all MVCS MVCC modules the HVA 100 HV TR150 and HVC 03M modules The output voltage depends on the modules in use 2 4 EPMS E 07 Housing The following items are shipped with the EPMS E 07 housing EPMS E 07 cabinet External Power supply PWR 03D Power cord PWR 03D to EPMS E 07 Mains chord Fuse 1 6 A 0 8 A slow inserted Front covers NNN NNN version 2 6 page 4 AUDIS 03M User Manual The EPMS E 07 housing is designed for low noise operation especially for extracellular and mu2. line cord and a mains power plug with a protection contact connected to ground protective earth Before opening the cabinet unplug the instrument Unplug the instrument when replacing the fuse or changing line voltage Replace fuse only with an appropriate specified type STATIC ELECTRICITY Electronic equipment is sensitive to static discharges Some devices such as sensor inputs are equipped with very sensitive FET amplifiers which can be damaged by electrostatic charge and must therefore be handled with care Electrostatic discharge can be avoided by touching a grounded metal surface when changing or adjusting sensors Always turn power off when adding or removing modules connecting or disconnecting sensors headstages or other components from the instrument or 19 cabinet TEMPERATURE DRIFT WARM UP TIME All analog electronic systems are sensitive to temperature changes Therefore all electronic instruments containing analog circuits should be used only in a warmed up condition 1 e after internal temperature has reached steady state values In most cases a warm up period of 20 30 minutes is sufficient HANDLING Please protect the device from moisture heat radiation and corrosive chemicals version 2 6 page 3 AUDIS 03M User Manual 2 EPMS 07 Modular Plug In System 2 1 General System Description Operation The npi EPMS 07 is a modular system for processing of bioelectrical signals in electrophysiology The system
3. the EPMS E 07 2 8 Technical Data EPMS 07 EPMS E 07 and EPMS H 07 19 rackmount cabinet for up to 7 plug in units Dimensions 3U high 1U 1 3 4 44 45 mm 254 mm deep EPMS 07 and EPMS H 07 Power supply 115 230 V AC 60 50 Hz fuse 2 A 1 A slow 45 60 W EPMS E 07 External power supply PWR 03D 115 230 V AC 60 50 Hz fuse 1 6 0 8 A slow Dimensions of external power supply W x Dx H 225 mm x 210 mm x 85 mm EPMS 03 Power supply 115 230 Volts AC 60 50 Hz fuse 0 4 A 0 2 A slow Maximum current supply 500 mA Dimensions 3U high 1U 1 3 4 44 45 mm 254 mm deep 265 mm wide version 2 6 page 6 AUDIS 03M User Manual 3 AUDIS 03M The AUDIS 03M is a digital acoustic monitor for the EPMS 07 system with a built in loudspeaker and two audio modes In PITCH mode the voltage input signal is converted to a tone and in NOISE mode the signal is highpass filtered to monitor the noise A THRESHOLD function in NOISE mode can be used for masking the noise of the baseline 3 1 Description of the Front Panel and Operation AUDIS 03M npi CHANNEL SELECT 3 4 0 5V NOISE THRESHOLD HEAD PHONES Figure 5 AUDIS 03 8M front panel view version 2 6 page 7 AUDIS 03M User Manual In the following description of the front panel elements each element has a number that is related to that in Figure 5 The number is followed by the name in uppercase letters written on the front panel and the type of the e
4. will be converted into a sound NOISE version 2 6 page 8 4 Technical Data AUDIO MODE THRESHOLD INPUT Voltage RANGE VOLUME control HEAD PHONES Size version 2 6 AUDIS 03M User Manual PITCH NOISE THRESHOLD selected by rotary switch with OFF position RANGE and FINE control range 0 5 V 1 V or 2 V max BNC connector impedance 1 MQ high pass filtered in NOISE mode 10 V volume of the speaker one turn potentiometer 3 5 mm stereo jack audio connector kQ 1 V max front panel 12 HP 60 6 mm x 3U 128 5 mm 7 175 mm deep page 9
5. EPMS E systems only version 2 6 page 5 AUDIS 03M User Manual 2 7 System Grounding EPMS 07 EPMS 03 The 19 cabinet is grounded by the power cable through the ground pin of the mains connector protective earth In order to avoid ground loops the internal ground is isolated from the protective earth The internal ground is used on the BNC connectors or GROUND plugs of the modules that are inserted into the EPMS 07 housing The internal ground and mains ground protective earth can be connected by a wire using the ground plugs on the rear panel of the instrument It is not possible to predict whether measurements will be less or more noisy with the internal ground and mains ground connected We recommend that you try both arrangements to determine the best configuration EPMS E 07 POWER The 19 cabinet is connected to the CHASSIS connector at the rear panel It can be connected to the SYSTEM GROUND SIGNAL GROUND on the rear panel of the instrument see Figure 4 The chassis can be linked to PROTECTIVE EARTH by connecting it to the PWR 03D with the supplied 6 pole cable and by interconnecting the GROUND and PROTECTIVE EARTH connectors on the rear panel of the PWR 03D see Figure 3 Best performance is generally achieved without connection of the chassis to protective earth Pa 4 lt gt S SIGNAL HASS GROUND c Is 2 Important Always adhere to the appropriate safety measures Figure 4 Rear panel connectors of
6. Electronic f Instruments for the Life Sciences poAsuve made OPERATING INSTRUCTIONS AND SYSTEM DESCRIPTION FOR THE AUDIS 03 8M AUDIO MONITOR MODULE FOR EPMS SYSTEMS with THRESHOLD Control AUDIS 03 8M npi AUDIS 03 8M npi CHANNEL SELECT CHANNEL SELECT es ae a 7 3 lt lt Q 07 NEXT O Nex amp INPUT MODE INPUT MODE 2V A PITCH ye sy 1 sam ETS 5 H 0 5V NOISE 40 5 60 7 a VERSION 2 6 npi 2015 npi electronic GmbH Bauhofring 16 D 71732 Tamm Germany Phone 49 0 7141 9730230 Fax 49 0 7141 9730240 support npielectronic com http www npielectronic com AUDIS 03M User Manual Table of Contents yo ALC LY ROO AON ear aE E R tammagenuecae 3 2 EPM 5 07 Mod lar Plug In System ccreidit a a a 4 21 General System Deseription Operation vcseondisieskctecacesteWaxwieredueerd di REE 4 22 Mele VUE OWS IN oae E cata tongue acai eas aoenneweeeauanuans ete 4 2e eI ele 7 TA OU LIN O enoni a a ciaateian aon Reuse seuria eeiaaaa cance dco saad 4 24s EPMS BE OTHOUSN S uaren E Mie aetna eas 4 Dex PEM O oa E a E ER 5 20 PWR O D a at en es an ee ee ame See ae 5 2al SVS UCU ROU MIND onara E 6 EPMSOVJEEPMS 0 einion a 6 ERNO T Oee E E A E O E E Teer nee 6 Zoa Techo ere EDak E a ee 6 EPMS 07 BPMS E 07 and EPMS TI 07 omessa a ia 6 EPIMS 07 aiid EPMS H Uneren e R N 6 EPMS F 0 0 ieee a a es ee a ee ne ee ee eer ere eee 6 PFM Se ernest ena cee NR ek are eee ee a kee ne Se nee kee 6 Dies CD
7. T S OS M ranastecisc ees occikctocn et csuaeease E maceat intade ete ueecudoe neue steecatantedaee 7 3 1 Description of the Front Panel and Operation cc ececcccccecccceeeeeseeecceeeeeeaeeeseeeeeees 7 PA ERS NINN eh AG Mate hae clei 8 Sera ace een E caiatee oat E E uaeetonct 9 version 2 6 page 2 AUDIS 03M User Manual 1 Safety Regulations VERY IMPORTANT Instruments and components supplied by npi electronic are NOT intended for clinical use or medical purposes e g for diagnosis or treatment of humans or for any other life supporting system npi electronic disclaims any warranties for such purpose Equipment supplied by npi electronic must be operated only by selected trained and adequately instructed personnel For details please consult the GENERAL TERMS OF DELIVERY AND CONDITIONS OF BUSINESS of npi electronic D 71732 Tamm Germany 1 2 3 4 5 GENERAL This system is designed for use in scientific laboratories and must be operated by trained staff only General safety regulations for operating electrical devices should be followed AC MAINS CONNECTION While working with the npi systems always adhere to the appropriate safety measures for handling electronic devices Before using any device please read manuals and instructions carefully The device is to be operated only at 115 230 Volt 60 50 Hz AC Please check for appropriate line voltage before connecting any system to mains Always use a three wire
8. lement in lowercase letters Then a short description of the element is given 1 CHANNEL SELECT switch optional 8 position switch for selecting the module to be monitored Note In single channel versions see cover photo no switch for channel selection is installed 2 INPUT MODE switch Switch for selecting the INPUT MODE PITCH The voltage of the INPUT signal is converted into a tone with a frequency equivalent to the amplitude of the INPUT voltage OFF The audio monitor is switched OFF NOISE The voltage of the INPUT signal is high pass filtered amplified and transduced to a sound 2V 1V 0 5 V The audio monitor works in NOISE MODE with THRESHOLD function 100 THRESHOLD is set to the selected value 2 V 1 V or 0 5 V see also 6 3 VOLUME potentiometer Potentiometer for setting the VOLUME of the internal speaker or HEAD PHONES linked to connector 4 Turning clockwise will turn up the sound 4 HEAD PHONES connector Stereo jack connector for PHONES or an external amplifier e g active speakers 5 INPUT connector BNC connector for the signal to be monitored 6 THRESHOLD potentiometer Potentiometer for setting the THRESHOLD in of the value set by INPUT MODE switch 2 0 5 V 1 V 2 V For example if the INPUT MODE switch 2 is set to 2 V and the THRESHOLD potentiometer is set to 80 the resulting THRESHOLD for monitoring the OUTPUT signal will be at 1 6 V i e only signals greater than 1 6 V
9. lti channel amplifiers with plugged in filters It operates with an external power supply to minimize distortions of the signals caused by the power supply 2 5 EPMS 03 The following items are shipped with the EPMS 03 housing Y EPMS 03 cabinet with built in power supply Y Mains cord Y Fuse 034 A 0 2 A slow inserted Y Front covers DPA 2FS OFFSET Figure 2 Left front view of EPMS 03 housing Right rear panel detail of EPMS 03 and EPMS 07 housing In order to avoid induction of electromagnetic noise the power supply unit the power switch and the fuse are located at the rear of the housing see Figure 2 right 2 6 PWR 03D The external power supply PWR 03D is capable of driving up to 3 EPMS E housings Each housing is connected by a 6 pole cable from one of three connectors on the front panel of the PWR 03D to the rear panel of the respective EPMS E housing see Figure 3 Figure 4 A POWER LED indicates that the PWR 03D is powered on see Figure 3 left Power switch voltage selector and fuse are located at the rear panel see Figure 3 right Note The chassis of the PWR 03D is connected to protective earth and it provides protective earth to the EPMS E housing if connected PWR 03D l npi l POWER o bH OUTPUT C SR AEE ER OUTPUT A OUTPUT B a 2 z Figure 3 Left PWR 03D front panel view Right PWR 03D rear panel view Note This power supply is intended to be used with npi
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