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Summary of Contents for 600B

Page 1: ...CONTENTS...

Page 2: ...nput Teflon4nrulared UHF Type Out puo wrier srrip BATTERIES Four 2N6 or 246 VS305 NEDA 1602 one RM IW 700waur lxmerv life DIMENSIONS WEIGHT 10 1 4 high x S 112 wide x 6 l 2 deep net weight 7 114 pound...

Page 3: ...anel zero controls b fast wnrm UD is an inherent characteristic ok this Electrometer It can be used well wiehin 30 minutes of a cold scare on the mose sensitive range and nlmosc immediately on less se...

Page 4: ...TER Switch 5106 Controls parer co instrument Also selects the meter polarity and center scale 2 2 ZERO Control FINE R133 2 2 ZERO CHECK Switch 5102 FEEDBACK SWFtCh 5103 INPUT JlOZ 2 2 2 2 2 2 TABLE 1...

Page 5: ...ay Le necessary co isolace rhe insrrumenc and connecting cnble from the ibra zton e For low impedsnce meesuremencs below LOS ohms or above LO 8 ampere unshielded leads may be used and a binding post a...

Page 6: ...resistance of 10 ohms which is normal for convantional T Ms set the d To measure rces more than 10 volts se the Model 6102A 1O l Divider Probe or the 6103 4 1OOO l Divider Probe The Model 6102A extend...

Page 7: ...urce to the INPUT Receptacle and lock the ZE LF Y p tL Switch to t or as necessary increase the se sitivity with chc I ar ge Sw ci a lir kurLIpiier Switch DO not set the Range Switch to 1O 5 AHP ERRS...

Page 8: ...oltaee 80 rce and ehe current through the sample is measured Eith er the normal or fast method may be used The re sistance is calculated from the readings NOTE Discharge any capacitor completely befar...

Page 9: ...r Xethod s rrc I I is applied to the unknown resistance sample I The Xodel 6008 measures the current through R from wi ich the resistance is calculated Switch S connects the low end of R ea ground whe...

Page 10: ...1V 1MA CAL Control until the recorder reads full scale Check the recorder and meter zero and repeat adjustment if necessary e For servo rebalance recorders use a divider of approximately 1000 ohms tot...

Page 11: ...ransistors fallowed by a eransisror dif ferential amplifier with a high voltage comvlementary oueput stage Figure 9 shows the block diagram for the voltmeter made of operation b Voltmeter operation of...

Page 12: ...ack to the am lifier inp t through a feedback resistor seleceed with the Range Switch See Figure 10 loaring ground is connected to the law imped ance side of the input and the output ground is flOaCi...

Page 13: ...fast method A negative feedback is is small In this mode floating ground is connected applied around a shunt capacitor cl10 to 113 se Co the low impedance side of the input and the output lected with...

Page 14: ...ns the more common troubles which might occur If the repairs indicated in the table do not clear up the trouble find the difficulty through a circuit by circuit check such as given in paragraph 4 5 Re...

Page 15: ...OOEL 6008 EmccROmTER SERVICING 09698 13...

Page 16: ...componenes are replaced i Check etle lodel no09 accurac paragraph 5 11 once a year after the other adjusments or if im pcuper operaeian is suspected 5 2 C LIBRATION SCHEDULE n check offset current par...

Page 17: ...e ZERO CHECK Burro The offset current indicated on the meter should be less than 2 x IO l4 ampere This is less than 20 of full scale If this is exceeded check the battery condition and the input tran...

Page 18: ...is the reciprocal of the OHMS Range Stti Check the 103 through log ohm ranges for an accueacy of 4 of full scale by using the resistance meaa rement method as described in paragraph 2 6b FEEDBACK Swi...

Page 19: ...MODEL 6008 LECTROMETER CALIBRATION FIGORB 12 ComponenE Layout of Model 6008 Chassis Front panel faces left see Figure 13 far component layout of X 189 1069 17...

Page 20: ...CALIBRATION MODEL 6GOE ELECTROMETER PIGIRE 13 component Layout for PC 189 For other Model 6008 Components see Figure 12 1069...

Page 21: ...elded cable with a needle point probe and 30 inches of low noise cable terminated by a UHF connectar Model 61018 Shielded Probe Description The Model 61018 is a shielded cable with a gripping I type p...

Page 22: ...lvanometric current meesu ementE when using a current source and electrometer or pico ammeter Adapters Items 4 and 5 are useful fo con version from UHF to BNC terminations Models 2501 2503 Static Dete...

Page 23: ...ehe EXT terminal to the WARD output on ehe eiecteometer se the elec erometer in FAST mode ior ohms measurement Description The ModeL 6105 is a guarded test fixture far meQsu e ment of surface and volu...

Page 24: ...1 C or it5 representatives I ordering a part noe listed in the Replaceable Pans List corn pletely describe the part its function an its lo cation b Order parrs ehrough your nearest Keithley rep 9 V zi...

Page 25: ...ut lil Sa 50239A 91737 6804 CS 64 Flus LiiF zmt2 di J O lii So 49190 Y1737 5127 cs 49 SC cap ilil b xY13 C 91737 7901 CAP 3indinz 3nsc iround 08811 33 186 3P 15 cmneceor lirriBr strip i1785 5 140 Y TE...

Page 26: ...a 01121 EB RL 82K MCF 07716 CFC R94 8 06K 15 k 50 1 L 56 56 2 i l Z w 10 5 w IO L 2 w lO Ii 14 wwva r 71450 hW RP3 15K DCb 91637 DCF II2 Rl 250 var 71450 iw RP34 2K como 01121 EB Rl 56 coma 01121 EB 1...

Page 27: ...h Ave Camuniry Drive 195 McGregor Street Cleveland Ohio 44103 treat Neck N Y 11022 Manchester N 03102 71450 CTS Corp 91637 Dale Electronics Inc 04713 mroro a SemicOnd ctor 1142 J Beardsley Ave P O BOX...

Page 28: ...CHASSIS SSFMBLY XODEL 6008 FIGURE 14 ChU i8 AmablY...

Page 29: ...ii r t i...

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