PA-01GX Manual - NPI Electronic Instruments
Contents
1. 175 mm deep 115 230 V AC 60 50 Hz fuse 2 A 1 A slow 45 60 W depending on which modules are plugged in 19 rackmount cabinet 3U high 1U 1 3 4 44 45 mm page 112. Mains cord V Fuse2A 1 A slow Front covers 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 2 3 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 Front covers SNSSSA amp S The EPMS E 07 housing 1s designed for low noise operation especially for extracellular and multi 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 4 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 the one of the three connectors on the front panel of the PWR 03D to the rear panel of the respective EPMS E housing see Figure 1 Figure 3 A POWER LED indicates that the PWR 03D is powered on see Figure 1 Power switch voltage selector and fuse are located at the rear panel see Figure 2 Note The chassis of the PWR 03D is connected to protective earth and it provides protective earth to the EPMS E housing if connected version 1 1 page 5 PA 01GX User Manual Figure 1 PWR 03D front panel view Figure 2 PWR 03D rear panel view Note This power supply is intended to be used with npi EPMS E systems only 2 5
3. W x D x H 225 mm x 210 mm x 85 mm version 1 1 page 6 PA 01GX User Manual 3 PA 01GX Amplifier Module 3 1 _PA 01GX Components The following items are shipped with the PA 01GX system V Amplifier module for the EPMS 07 system V User manual 3 2 System Description The PA O1GX amplifier is a plug in unit for the npi EPMS 07 modular system It is designed to amplify small bio electrical signals One output with two inputs is available which can be used in AC or DC mode The two inputs can be added or subtracted before amplification DC offset can be compensated either by using the OFFSET control with two ranges or by using the AC position of the input switches Inputs and output are BNC connectors Input and output configurations are selectable The PA 01GX can be connected internally to other modules of the EPMS 07 system e g to one channel of an EXT 08 to a DPA 2F or to an INT 20M module Both INPUT and OUTPUT signals can be linked internally to other EPMS modules Two LEDs indicate when the linear region of the amplifier 10V is exceeded The input impedance is 1 MQ other impedances are available on request The GAIN range is x1 to x5000 and can be set by a rotary switch version 1 1 page 7 PA 01GX User Manual 3 4 Description of the Front Panel and Operation INPUT 1 OUTPUT Figure 4 PA 01GX front panel view In the following description of the front panel elements each element has a number that 1s rela
4. System Grounding EPMS 07 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 m amp EPMS E 07 i The 19 cabinet 1s connected to the PROTECTIVE EARTH connector at the rear panel The chassis is linked to protective earth only if the PWR 03D is connected It can be connected also to the SYSTEM GROUND SIGNAL GROUND on the rear panel of the instrument see Figure 3 Important Always adhere to the appropriate safety measures Figure 3 Rear panel connectors of the EPMS E 07 2 6 Technical Data 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 Power supply 115 230 V AC 60 50 Hz fuse2 A 1 A slow 45 60 W EPMS E 07 External power supply for EPMS E 115 230 V AC 60 50 Hz fuse 1 6 0 8 A slow Dimensions of External power supply
5. atment 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 only by trained staff 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 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 hand
6. i D Electronic Instruments for the Life Sciences n Qa e ade OPERATING INSTRUCTIONS AND SYSTEM DESCRIPTION FOR THE PA 01GX ONE CHANNEL AMPLIFIER MODULE FOR EPMS SYSTEMS PA 01GX npi SUBTRACT INPUT 2 m m C a P ae i De aF INPUT OUTPUT VERSION 1 2 npi 2014 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 PA 01GX User Manual Table of Contents ZXDOUEL tas MODUS ooi leat ae hoe asec todas t leat ah hoa dacs cra tau ede sitire ticus anu baec dn dio 0s 3 o are Eo SE OU ALOIS neci meo A arent nay tesa A E AE EE ect caedere Dd ipao act neo 4 2 EPNES 07 NIodulat PIus DiSyStetfiun ee oet um et obest up aM qve pem uber duds 5 2 1 General System Description Operation eeessssssssseeeeeeeeeeeeeeee enne 5 2 2 EPMS OFFO D d doceas ect Dno end ei aac a ipM NRI EE M E 5 2 3 EPMS E O 7 ouiunem 5 PA BID M CiU 5 213 OYEN OTOUNO I IO cache E T A 6 EENS OT a m d DE E b ed 6 EPNISSES anssancedt suu ror ere ene NIU Pinar rer ener ner ner errr LOTO rer ene nen Co Laure eO 6 POEM Technical DEL M 6 EPNISSU atti acre eee ore ML Lese MM OMM ner Enc nt Merten eer ener 6 EPMS E O M 6 3 PA OIGA Amp litter MOGUIC 5 eua obe ve oet a e a
7. is DC coupled 0 the input of the PA 01IGX is grounded version 1 1 page 9 PA 01GX User Manual 9 INPUT 2 BNC connector BNC connector to connect the input signal 2 Input impedance 1 MQ other impedance on request 10 turn potentiometer for compensating for OFFSET of the OUTPUT in DC input coupling mode The range is set by switch 11 4 Literature Boulton A A Baker G B amp Vanderwolf C H eds 1990 Neurophysiological Techniques Basic Methods and Concepts Humana Press Clifton New Jersey Kettenmann H amp Grantyn R eds 1992 Practical Electrophysiological Methods Wiley Liss New York Ogden D ed 1992 Microelectrode Techniques The Plymouth Workshop Handbook Second Edition The Company of Biologists Ltd Cambridge Windhorst U amp Johansson H eds 1999 Modern Techniques in Neuroscience Research Springer Berlin Heidelberg New York version 1 1 page 10 PA 01GX User Manual 5 Technical Data Input range Input impedance Input capacitance AC coupling at input Offset compensation Gain Overload Output Size EPMS 07 SYSTEM Power Requirements Dimensions version 1 1 12 V 1 MQ 30 pF corner frequency of 1 Hz Gf AC 0 DC switch is switched to AC V x1 or 100 mV x0 1 rotary switch 1 2 5 10 20 50 100 200 500 1000 2000 5000 starting to light up at 10 V impedance 50 Q max 12 V front panel 12 HP 60 6 mm x 3U 128 5 mm 7
8. led 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 1 1 page 4 PA 01GX 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 is housed in a 19 rackmount 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 V EPMS 07 cabinet with built in power supply
9. nn t dava eu loN eae ta OR ane menses 7 Dolo see CTE COMPONE DIS cuicieiaedtidetitsateerdentiue i Euot o eaten m cotone UR oul cae eto ees 7 0 25 System DESCEIDUOT 22 0 09 bito iet et ai Qa ited eq bio bte A N 7 3 4 Description of the Front Panel and Operation ceeccceccccccceeeesseeceeeeeeeaeeesseeeeeees 8 BS E UWI MN ra tela ere N NE EEA A T A E E A A A AE E A 10 Ie eC Ba CED OE E E E E 11 version 1 1 page 2 PA 01GX User Manual About this Manual This manual should help to setup and use the PA O1GX amplifier correctly and to perform reliable experiments If you are not familiar with the use of instruments amplification of small bio electrical signals please read the manual completely The experienced user should read at least chapter 3 Important Please read chapter 1 carefully It contains general information about the safety regulations and how to handle highly sensitive electronic instruments Signs and conventions In this manual all elements of the front panel are written in capital letters as they appear on the front panel System components that are shipped in the standard configuration are marked with V optional components with Important information and special precautions are highlighted in gray version 1 1 page 3 PA 01GX 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 tre
10. ted to that in Figure 4 The number is followed by the name in uppercase letters written on the front panel and the type of the element in lowercase letters Then a short description of the element is given 1 OVER LED LED which indicate if the amplifier exceeds 10 V The linear range of the amplifier is approx 12 V version 1 1 page 8 PA 01GX User Manual 2 GAIN switch 11 in OFF position and the input coupling switches 6 8 in O position the OUTPUT of the PA 01GX can be tuned to zero using this trimpot 4 SUMMING SUBTRACT switch mm Switch to define the operation of the PA 01IGX The switch is related to INPUT 2 9 i e in SUMMING position the signal at INPUT 2 is added to signal at INPUT 1 7 and in SUBTRACT position the signal at INPUT 2 is subtracted from to signal at INPUT 1 5 OUTPUT BNC connector BNC connector providing the amplified signal 6 AC 0 DC switch INPUT 1 A Switch to set the coupling of the signal at INPUT 1 AC the input signal is AC coupled with a corner frequency of 1 Hz DC the input signal is DC coupled 0 the input of the PA 01IGX is grounded 7 INPUT 1 BNC connector BNC connector to connect the input signal 1 Input impedance 1 MQ other impedances on request 8 AC 0 DC switch INPUT 2 A Switch to set the coupling of the signal at INPUT 2 AC the input signal is AC coupled with a corner frequency of 1 Hz DC the input signal
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