Lakeshore 520 Скачать руководство пользователя

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Содержание 520

Страница 1: ...ore com Fax 614 891 1392 Telephone 614 891 2243 Methods and apparatus disclosed and described herein have been developed solely on company funds of Lake Shore Cryotronics Inc No government or other contractual support or relationship whatsoever has existed which in any way affects or mitigates proprietary rights of Lake Shore Cryotronics Inc in these developments Methods and apparatus disclosed he...

Страница 2: ...ng 8 2 4 2 Temperature Sensor Grounding 8 2 5 Instrument I n s t a l l a t i o n 8 2 5 1 Bench U s e 8 2 5 2 Rack Mounting 8 2 6 Sensor and Heater Connections 8 2 6 1 Sensor I n p u t Connections 8 2 6 2 Heater Connections 9 1 1 1 Operating I n s t r u c t i o n s 3 1 I n t r o d u c t i o n 11 3 2 Controls I n d i c a t o r s and Connectors 1 1 3 3 I n i t i a l Checks 15 3 4 Temperature Readout ...

Страница 3: ...se Replacement 27 5 3 2 Model 5201 BCD Option I n s t a l l a t i o n 28 5 4 O p e r a t i o n a l Checks 28 5 5 C a l i b r a t i o n 29 5 5 1 Current Sources 29 5 5 2 S e t P o i n t 30 5 5 3 Diode I n p u t Buffer 30 5 5 4 R e s i s t o r I n p u t Amplifier 30 5 5 5 3X Current Summing 31 5 6 Troubleshooting 31 5 7 Replaceable P a r t s 32 5 7 1 How t o Obtain P a r t s 33 a ...

Страница 4: ...put of Set P o i n t Figure 3 3 Temperature Versus Time C h a r a c t e r i s t i c s 1 9 of C o n t r o l l e r Table 4 1 T r a n s l a t i o n of Null Error Versus S e t 25 Point Deviation Figure 5 1 Component Layout A1 Main PCB 4 1 Table 5 1 Troubleshooting Guide f o r Model 520 34 Figure 5 2 Schematic A1 Main Schematics 43 Figure 5 3 Schematic A1 Output S e c t i o n 45 Table 5 3 P a r t s L i...

Страница 5: ...ence Description Page Table 5 7 Parts List SA11 Heater Current 52 Range Assembly Table 5 8 Parts List A7 Final Assembly 53 Table 5 9 Parts List Model 5201 BCD Option 54 PCB Assembly Manufacturers Table 5 10 Cross Reference of Parts 61 V ...

Страница 6: ...Figure 1 1 Model 520 Cryogenic Temperature Controller vi ...

Страница 7: ...sensitive transducer compare this signal with an internal set point voltage or resistance equivalent voltage amplify and process their difference error signal and drive an external heating element Sensor currents from 1 microampere to 3 milliamperes can be selected from the front panel Use of analog control means constant and immediate correction for temperature changes Ample range of gain reset a...

Страница 8: ... t a c o n s t a n t c u r r e n t Multi sensor i n p u t s f o r t h e Model 520 are p o s s i b l e w i t h t h e accessory Model SW 10A Sensor S e l e c t o r Up t o 10 s e n s o r s can be connected t o t h e 520 t h e SW 10A S e l e c t i o n i s made via front panel pushbuttons on 1 3 General S p e c i f i c a t i o n s The following s p e c i f i c a t i o n s f o r t h e Model 520 Cryogeni...

Страница 9: ...ear panel switch selected Heater c u r r e n t can b e l i m i t e d a t 10mA 30mA 100mA 300mA and 1A approximate decade power increments Temperature Readout Method Sensor v o l t a g e is n u l l e d a g a i n s t s e t p o i n t e q u i v a l e n t v o l t a g e using front panel thumbwheels i n MANual mode Temperature is deter mined from V T o r R T t a b l e s r e q u i r e s sensor c a l i b ...

Страница 10: ...c k space 1 6 Temperature Sensors Model DT 500 S i l i c o n Diode Sensors Refer t o Lake Shore S e r i e s UT 500 Technical Data f o r d e t a i l s DT 500K DT 500P GR DT 500KL DT 500FP DT 500K TO5 DT 500P GR Mini DT 500KL TO5 DT 500FP HRC 6 DT 5 00P DT 500FP HRC 7 DT 500CU 36 DT 50ODRC DT 500 CU DRC 36 Model TG 100 GaAs Sensors Refer t o Lake Shore TG 100 Technical Data f o r d e t a i l s TG 10...

Страница 11: ... labeling instructions for returning it In order to expedite the repair of the instrument contact the factory for a Returned Goods Authorization RGA number Include the instrument s model and serial numbers in all written correspondence When returning an instrument please attach a tag securely to A Owner and Address B Instrument Model and Serial Numbers C Malfunction Symptoms D Description of Exter...

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Страница 13: ...al performance of t h e 520 are given i n S e c t i o n V I f t h e r e i s mechanical damage o r t h e i n s t r u ment does n o t perform e l e c t r i c a l l y n o t i f y LSCI immediately I f t h e shipping c o n t a i n e r is damaged o r t h e cushioning material shows s i g n s of stress be s u r e t o f i l e a p p r o p r i a t e claims w i t h t h e carrier and or insurance company and ...

Страница 14: ...ptional rack mounting kit RM 5H The basic hardware and front handles are contained in the RM 5H kit installation is shown in Figure 2 2 2 6 Sensor and Heater Connections 2 6 1 Sensor Input Connections The 520 is supplied with a 14 pin male connector LSCI Stock 106 070 and 12 pins 4 spares LSCI Stock 106 060 which mate with connector J1 on the rear panel Figure 3 2 Key No 27 page 14 This connector ...

Страница 15: ... assumed t h a t t h e l e a d r e s i s t a n c e t o t h e h e a t i n g element i s n e g l i g i b l e The Heating element should be f l o a t e d t o p r e c l u d e t h e p o s s i b i l i t y of any of the h e a t e r c u r r e n t being coupled i n t o t h e thermometer sensor l e a d s E l e c t r i c a l feedback i n a d d i t i o n t o t h e d e s i r e d thermal feedback may cause o s ...

Страница 16: ...Figure 2 2 Typical RM 3F RM 5F Rack Mounting Installation 10 ...

Страница 17: ... r o l s i n d i c a t o r s and connectors on t h e i n s t r u ment s f r o n t and rear p a n e l s are shown i n Figures 3 1 and 3 2 w i t h leaders t o v a r i o u s c o n t r o l s i n t h e f i g u r e s are keyed t o t h e e n t r i e s i n Table 3 1 The numbers No Key 1 2 3 4 5 Name SET POINT VOLTS SET POINT OHMS 0 39 999 399 99 3999 9 o r 39999 Sensor Voltage A l e r t V o l t s LED Ohms...

Страница 18: ...Control Mode is either MAN or MIX Adjusts auto reset time constant of integrator Effectively determines time constant of integrator between 100 and 1 seconds MIN and MAX respectively o r OFF Adjusts auto rate time constant of differentiator Effectively sets differentiator time constant between 1 and 100 Seconds MIN and MAX respectively or OFF A C line switch ON OFF and pilot light Switch selected ...

Страница 19: ...e sensors A C line voltage selector slide switch 50 60 Hz A C line fuse FU1 115 VAC 0 75 AMP 230 VAC 0 4 AMP A C line cord Selector switch to match load resistance to controller output stage HIGH is for a load greater than 10 ohms 25 ohms optimum LOW is for a load of 10 ohms or less 10 ohms optimum Heater element line fuse 1 AMP Fast Blow Chassis ground terminal Heater element lead terminals Grey ...

Страница 20: ...Figure 3 1 Model 520 Cryogenic Temperature Controller Front Panel Figure 3 2 Model 520 Cryogenic Temperature Controller Rear Panel 14 ...

Страница 21: ...r t u r n t h e set p o i n t i n t h e d i r e c t i o n t h a t you wish t h e needle t o move I f you are monitoring a platinum r e s i s t o r which has a p o s i t i v e temperature c o e f f i c i e n t RES t h e above i n s t r u c t i o n s must be r e v e r s e d w i t h r e g a r d t o s i g n I f t h e n u l l meter w i l l n o t n u l l r e g a r d l e s s of t h e set p o i n t value ...

Страница 22: ...ssume a s t e a d y v a l u e even w i t h a f u r t h e r i n c r e a s e i n t h e g a i n s e t t i n g Continue t o in crease t h e g a i n u n t i l an incremental change i n g a i n produces a n e g l i g i b l e r e d u c t i o n i n t h e n u l l e r r o r but n o t so high as t o produce o s c i l l a t i o n s To f u r t h e r reduce t h e n u l l e r r o r r o t a t e t h e RESET g a i ...

Страница 23: ... e t t i n g s u n t i l o s c i l l a t i o n s a r e no longer observed and or a d j u s t t h e HTR CURRENT RANGE Key No 12 t o a lower s e t t i n g Normally a t cryogenic temperatures t h e above adjustments w i l l r e s u l t i n a s t a b l e system w i t h good t r a n s i e n t response due t o t h e s h o r t t i m e c o n s t a n t s encountered a t t h e s e temperatures For t h e s e...

Страница 24: ...nd s u b t r a c t power from t h e manual reset power s e t t i n g 3 7 Remote P a r a l l e l BCU Input Output Option The remote programming o p t i o n c o n s i s t s of a TTL p a r a l l e l 18 bit i n p u t of set p o i n t v o l t a g e and a TTL p a r a l l e l 17 bit o u t p u t of one half of t h e sensor v o l t a g e It is assumed t h a t t h e sensor v o l t a g e o u t p u t can be m...

Страница 25: ...Figure 3 3 Temperature versus Time Characteristics of Controller 19 ...

Страница 26: ...PUT 1 0001 2 0008 3 0002 4 0004 5 0004 6 0002 7 0008 8 0001 9 001 10 008 1 1 002 1 2 004 13 004 14 002 15 008 16 001 1 7 01 18 08 19 02 20 04 21 04 22 02 23 08 24 01 25 1 26 8 27 2 28 4 29 4 30 2 31 8 32 1 BCD VOLTAGE BCD VOLTAGE SET POINT PIN OUTPUT PIN INPUT 33 1 34 2 35 DATA VALID 36 1 37 38 I f high 5V Select Remote 39 Common S e t Point Ground 40 Common Ground Note BCD output i s one half of ...

Страница 27: ...perature rise or error is not a prob lem within the system then the larger signal strength should be used because of the improved signal to noise ratio While the power dissi pation for a germanium or carbon glass resistance thermometer is measured in nanowatts power dissipation for a platinum resistance thermometer is measured in microwatts The recommended power dissipa tion for a platinum resista...

Страница 28: ...r e s i s t a n c e thermometer I n t h e case of a p o s i t i v e temp e r a t u r e c o e f f i c i e n t r e s i s t o r t h e s i g n of t h e e r r o r s i g n a l i s reversed and t h e i n v e r s i o n of t h e amplified e r r o r s i g n a l must be avoided so t h a t t h e c o n t r o l c i r c u i t w i l l add power when t h e sensor temperature i s below t h e set p o i n t temperatu...

Страница 29: ...d t o be f u l l y f l o a t i n g s o t h a t t h e sensor can be a t a p o t e n t i a l d i f f e r e n t from ground p o t e n t i a l C S e t P o i n t Voltage The d i g i t a l set p o i n t c o n s i s t s of two d i g i t a l t o a n a l o g c o n v e r t e r s which i n combination g i v e a set p o i n t l i n e a r i t y of b e t t e r than 0 025 U15 c o n v e r t s t h e t h r e e most...

Страница 30: ... a c t o r of t h r e e would change t h e loop g a i n of t h e instrument by t h e same f a c t o r Therefore switch wafer S2D t o g e t h e r w i t h wafer switch S1D a d j u s t t h e a m p l i f i e r g a i n by s h o r t i n g o u t r e s i s t o r R60 on t h e X3 X30 X300 and X3K scales so t h a t t h e o v e r a l l loop g a i n i s n o t changed S i n c e t h e Model 520 c o n t r o l l e...

Страница 31: ... u t of t h e c o n t r o l c i r c u i t For an over temperature condi t i o n t h e input v o l t a g e i s n e g a t i v e and t h e i n t e g r a t o r output i s clamped by t h e germanium diode CR15 t o approximately 0 4 v o l t s However with t h e input s i g n a l between zero and two v o l t s t h e i n t e g r a t o r i s o p e r a t i o n a l and u l t i m a t e l y once t h e system i...

Страница 32: ... e r e s i s t o r group R91 R92 and R94 The zener and diodes CR17 CR18 and CR19 l i m i t t h e a m p l i f i e r o u t p u t The b u f f e r a m p l i f i e r U23b t r a n s f e r s t h i s v o l t a g e t o t h e r e s i s t o r R98 and through t h e series s t r i n g t o R99 and t h e FET U25 The r e s i s t o r s R96 and R97 are p r e s e n t t o provide a load t o t h e b u f f e r a m p l ...

Страница 33: ...t h e u n i t o r t h e s i l k s c r e e n p r i n t i n g on t h e f r o n t and back p a n e l s B Clean t h e s u r f a c e of t h e p r i n t e d c i r c u i t boards pcb u s i n g c l e a n d r y a i r a t low p r e s s u r e I f g r e a s e is encountered s p r a y w i t h Freon T F degreaser and re move grime w i t h d r y low pressure a i r 5 3 Access Information 5 3 1 Fuse Replacement Th...

Страница 34: ... i a l of 1 00 v o l t s should be developed a c r o s s t h e r e s i s t o r With t h e gain set t o a high value and t h e Control Mode s e l e c t o r switch set t o MAN attempt t o n u l l t h e e r r o r w i t h a set p o i n t i n t h e v i c i n i t y of 1 0 v o l t s The n u l l meter should swing smoothly as t h e set p o i n t v o l t a g e i s v a r i e d i n t h e v i c i n i t y of t...

Страница 35: ...equipment necessary f o r c a l i b r a t i o n i s as follows A D i g i t a l voltmeter multimeter 4 d i g i t s o r more B T e s t c a b l e and p r e c i s i o n r e s i s t o r s t o s i m u l a t e t h e temperature s e n s o r s C P r e c i s i o n v o l t a g e source Refer t o F i g u r e 5 1 Component Layout A 1 Main PCB f o r a d j u s t ment trimpot l o c a t i o n s 5 5 1 Current Sourc...

Страница 36: ...ot R52 f o r optimum l i n e a r i t y G Go between minimum and maximum v a l u e s of set p o i n t and 5 5 3 Diode Input Buffer A S e l e c t diode as t h e type of sensor B Apply a v o l t a g e source a c r o s s t h e diode v o l t a g e i n p u t p i n s J1 p i n 2 i s V p i n 3 i s V P l a c e a voltmeter from ground t o p i n 10 of U14 C I Input a v o l t a g e of 4 0000 v o l t s from t h...

Страница 37: ...llowing p r e c a u t i o n s t o prevent damage due t o s t a t i c discharge A S e t t h e 520 POWER switch t o OFF b e f o r e removing o r in s t a l l i n g components o r pbcs B Minimize handling of s t a t i c s e n s i t i v e components C U s e ground s t r a p s t o d i s c h a r g e r e p a i r personnel s t a t i c b e f o r e handling devices D U s e conductive o r a n t i s t a t i c...

Страница 38: ...m u l a t e t h e C Power r e s i s t o r t o s i m u l a t e t h e h e a t e r temperature s e n s o r s 5 7 Replaceable P a r t s Below i s a l i s t of Tables and Figures f o r t h e 520 schematics r e p l a c e a b l e p a r t s l i s t and i l l u s t r a t e d components l a y o u t s P a r t s L i s t A 1 Main PCB assembly Table 5 2 Component Layout A 1 Main PCB F i g u r e 5 1 Schematic A ...

Страница 39: ...nent Reference of Parts Manufacturers Table 5 10 5 7 1 How to Obtain Parts Components may be ordered directly from the manufacturer by using the manufacturer s part number or from LSCI or authorized LSCI representative by using the LSCI part number To ensure proper handling of your order include the follow ing information A Quantity B LSCI Stock Number C Description D Reference designation or item...

Страница 40: ...i e r f o r t h a t supply I f t h e r e is AC in put and no DC o u t p u t r e p l a c e t h e r e c t i f i e r I f t h e r e i s no i n p u t r e p l a c e TX1 1 No r e f e r e n c e Verify t h a t t h e o u t p u t of t h e r e f e r e n c e p i n 1 t o p i n 2 of U8 is approximately 6 95 V I f i t i s n o t then r e p l a c e U8 1 V e r i f y t h a t t h e s h o r t i n g board o r a BCD o p ...

Страница 41: ...I f i t i s n o t a t one of t h e s e o u t p u t s r e p l a c e t h a t a m p l i f i e r For r e s i s t o r i n p u t check t o see i f t h e i n p u t v o l t a g e i s p r e s e n t a t p i n 1 of U 1 1 I f i t i s n o t check f o r improper i n p u t connection I f i t i s c o r r e c t check t o see t h e output p i n 9 is e q u a l t o 100 t i m e s t h e input I f i t i s n o t r e p l ...

Страница 42: ...100V CAP MYLAR 033MF 100V CAP MYLAR 033MF 100V CAP MYLAR 033MF 100v CAP POLY 1MF 100V CAP MYLAR 033MF 100V CAP MYLAR 033MF 100V CAP POLY 1MF 100V CAP POLY 0 1MF 100V CAP POLY 68MF 100V CAP POLY 0 1MF 100V CAP POLY 68MF 100V 111 036 111 030 101 001 101 009 101 001 101 009 101 009 101 001 101 009 101 009 101 057 101 009 101 056 101 008 101 005 101 013 101 004 101 005 101 005 101 005 101 005 101 011 ...

Страница 43: ... 9K 1 W RES MTF 215K 1 W RES MTF 649K 1 W RES MTF 2M 1 W RES MTF 82 5K 1 W RES MTF 2 2M 1 W RES MTF 2 2M 1 W RES MTF 2 2M 1 W 102 029 102 029 102 029 102 008 102 008 102 003 102 003 102 003 102 003 102 033 102 036 102 004 102 004 110 021 110 112 110 108 110 102 110 122 110 129 106 135 106 133 103 230 103 324 103 296 103 013 103 031 103 014 103 012 103 030 103 010 103 029 103 008 103 280 103 322 10...

Страница 44: ... 1 W RES VISHAY 100K 0 1 RES MTF 10K 1 W RES MTF 10K 1 w RES MTF 10K 1 W RES VISHAY 100K 0 1 REs MTF 1K 1 W RES MTF 100 1 W RES MTF 10K 1 W RES MTF 100 1 W RES MTF 1K 1 W RES MTF 1K 1 W RES MTF 1 18K 1 w RES MTF 1K 1 W 103 358 103 030 103 358 103 030 103 472 103 360 103 233 103 225 103 358 103 355 103 008 103 308 103 017 103 005 103 005 103 448 103 448 103 298 103 435 103 358 103 435 103 306 103 3...

Страница 45: ... RES MTF 562 1 W RES MTF 2K 1 W RES MTF 49 9K 1 W RES MTF 332 1 W SWITCH AND POT ASSEMBLY SWITCH POTENTIOMETER SWITCH AND POT ASSEMBLY SWITCH POTENTIOMETER SWITCH AND POT ASSEMBLY SWITCH POTENTIOMETER HOLDER SWITCH AND POT ASSEMBLY SWITCH POTENTIOMETER HOLDER 103 397 103 397 103 216 103 106 103 216 103 420 103 308 103 278 103 420 103 472 103 420 103 441 103 441 103 420 103 106 103 216 103 265 103 ...

Страница 46: ... P I N SOCKET I C D I P 8 P I N SOCKET I C D I P 8 P I N 105 031 105 0 32 102 025 102 025 102 034 102 028 102 027 102 022 102 011 104 013 102 020 104 083 104 001 104 050 104 050 104 085 104 085 104 050 104 050 104 050 104 001 104 084 104 050 104 007 104 007 102 045 106 107 106 105 106 107 106 406 106 106 106 103 106 103 106 106 106 106 106 106 106 107 106 107 106 106 106 107 106 107 EECO EECO MOT ...

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Страница 51: ...DWG PAINTED ANI SILK SCREENED ARTWORK POWER SWITCH RES RES DIODE SELECTOR SWITCH HEATER CURRENT RANGE SWITCH ASSEMBLY 105 076 102 046 102 046 102 046 102 046 102 046 102 046 110 137 110 129 110 130 110 132 110 033 110 032 107 094 105 048 105 073 113 100 CNLB DLT DLT DLT DLT DLT ULT HHS J W L J W L LSCI CNLB LSCI PA 1015 558 0101 003 558 0101 003 558 0101 003 558 0101 003 558 0101 003 558 0101 003 ...

Страница 52: ...N CONNECTOR TERMINALS MODEL 520 REAR PANEL DWG ANODIZED AND SILK SCREENED ARTWORK POT 10K 115 230 SELECTOR SWITCH 3 POLE 2 POS SLIDE SW LINE CORD STANDARD CEE 113 106 106 007 110 019 110 016 106 007 110 020 110 006 110 105 110 101 110 108 110 039 106 002 106 001 106 001 106 142 106 061 107 0 95 103 038 105 014 105 072 112 02 1 112 019 LIT BUS BUS LIT BUS HHS AMCO EFJ EFJ EFJ AMP AMP LSCI SWCF BEL ...

Страница 53: ...058 110 16 9 110 170 110 144 110 171 107 072 110 161 106 134 109 015 AMP C COIL AMP TECO 60617 1 B239 82 01 A 54008 1 480285 0 8088 Table 5 6 P a r t s L i s t A5 Heater Current Heat Sink Assembly LSCI P a r t 113 106 HEAT SINK HEAT SINK INSULATORS SHOULDER WASHERS HEX SOCKET 4X40X3 8 4 40 NUTS 4 40 KEP NUT I C LIN V REG FET P CH POWER 110 0 34 110 004 110 176 110 152 110 106 110 108 102 048 102 0...

Страница 54: ...ONG SHORTING WIRE 1 5 LONG RES 100 1 W RES 30 l 1 W RES 3 01 1 W RES 1 5 2 5W RES 422 1 W RES 16 9 1 3W RES 4 97 1 3W RES 1 64 1 3W RES 49 1 3W RES 10 1 W RES 54 9 1 3W 2 POLE 5 POS ROTARY SWITCH WITH CARRIAGE HOLDER 103 216 103 209 103 206 103 122 103 120 103 236 103 479 103 478 103 477 103 476 103 475 LSCI LSCI CNLB PA 1013 2 REF 1 1 1 1 1 1 1 1 1 1 1 1 52 ...

Страница 55: ...MBLIES DWG ENCLOSURE 6 32 x 3 8 PHMS 6 32 x 3 8 FHMS 6 32 U P NUTS KNOBS SINGLE KNOBS DOUBLE RIBBON CABLE HOLDERS 520 I C KIT J1 MATE CONNECTOR AND TERMINALS 113 096 108 037 108 038 113 097 112 032 108 004 110 121 110 127 110 129 105 054 105 055 110 167 113 091 106 070 106 060 LSCI LSCI LSCI LSCI LSCI LSCI BUC BUC AMI AMI AMP SS 70TS2 2BLK SS 50L 70CTSL CFCC 8 206044 1 206070 1 1 1 1 1 1 1 5 4 4 5...

Страница 56: ...W RES MTF 866 1 W RES MTF 33 2K 1 W IC A D CONVERTER IC DUAL ONE SHOT IC 4 BIT LATCH IC 4 BIT LATCH IC 4 BIT LATCH IC 4 BIT LATCH IC 4 BIT LATCH IC INVERTER IC INVERTER IC INVERTER IC INVERTER RES MTF 10K 1 W IC A D SUPPORT CHIP 111 039 101 008 101 009 101 016 101 009 101 050 101 005 101 009 101 009 101 009 101 007 101 015 102 002 102 002 106 049 103 420 103 420 103 247 103 225 103 014 103 242 103...

Страница 57: ...C 16 PIN SOCKET IC 16 PIN SOCKET IC 16 PIN SOCKET IC 8 PIN 104 020 104 020 104 020 104 020 104 020 104 028 106 111 106 106 106 105 106 105 106 105 106 105 106 105 106 105 106 106 106 106 106 106 106 106 106 105 106 105 106 105 106 105 106 105 106 107 NAT NAT NAT NAT NAT AUG AUG AUG AUG AUG AUG AUG AUG AUG AUG AUG AUG AUG AUG AUG AUG AUG AUG CD4019BCN CD4019BCN CD4019BCN CD4019BCN CD4010BCN 7555 70...

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Страница 61: ...olumbia Ave Riverside CA 92507 714 781 5050 BUC Buckeye Stamping Co 555 Marion Rd Columbus OH 43207 614 445 8433 BUS Bussman Div McGraw Edison P O Box 14460 S t Louis MO 63178 314 394 2877 CDE Cornell Dubilier 150 Avenue L Newark N J 07101 CENT Centralab I n c 5855 N Glen Park Road P O Box 2032 Milwaukee W I 53201 414 228 7380 DLT D i a l i g h t Di a l c o 203 Harrison P l a c e Brooklyn NY 11237...

Страница 62: ... 803 772 2500 3M 3M Electronic Prods Div 3M Center S t P a u l MN 55101 612 733 3351 NAT National Semiconductor Corp 2900 Semiconductor Urive Santa Clara CA 95051 408 737 5000 PAN Panasonic Co E C U P O Box 1503 Seacaucus N J 07094 201 348 5230 PLSY P l e s s e y Capacitors I n c 5334 S t e r l i n g Center D r WestLake V i l l a g e CA 91361 213 889 4120 PMI P r e c i s i o n Monolithics I n c 15...

Страница 63: ...Table 5 10 cont d Cross Reference of Parts Manufacturers TI Texas Instruments Inc P O Box 22512 Dallas TX 75265 VISH Vishay 63 Lincoln Highway Malvern PA 19355 215 644 1300 63 ...

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