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WARNING

OBSERVE ALL SAFETY RULES

WHEN WORKING WITH HIGH VOLTAGES OR LINE VOLTAGES.

Dangerous voltages may be present inside this instrument. Do not open the case

Refer servicing to qualifi ed personnel

HIGH VOLTAGES MAY BE PRESENT AT THE TERMINALS OF THIS INSTRUMENT

WHENEVER HAZARDOUS VOLTAGES (> 45 V) ARE USED, TAKE ALL MEASURES TO

AVOID ACCIDENTAL CONTACT WITH ANY LIVE COMPONENTS.

USE MAXIMUM INSULATION AND MINIMIZE THE USE OF BARE

CONDUCTORS WHEN USING THIS INSTRUMENT.

Use extreme caution when working with bare conductors or bus bars.

WHEN WORKING WITH HIGH VOLTAGES, POST WARNING SIGNS AND

KEEP UNREQUIRED PERSONNEL SAFELY AWAY.

CAUTION

DO NOT APPLY ANY VOLTAGES OR CURRENTS TO THE TERMINALS OF THIS

INSTRUMENT IN EXCESS OF THE MAXIMUM LIMITS INDICATED ON

THE FRONT PANEL OR THE OPERATING GUIDE LABEL.

Содержание SCA Series

Страница 1: ...ASUREMENT Email info ietlabs com TEL 516 334 5959 FAX 516 334 5988 www ietlabs com IET LABS INC SCA Series Capacitance Standard Operation Manual Copyright 2019 IET Labs Inc Visit www ietlabs com for m...

Страница 2: ...PRECISION INSTRUMENTS FOR TEST AND MEASUREMENT Email info ietlabs com TEL 516 334 5959 FAX 516 334 5988 www ietlabs com IET LABS INC...

Страница 3: ...t no charge when returned to IET Changes in this product not approved by IET or application of voltages or currents greater than those allowed by the specifications shall void this warranty IET shall...

Страница 4: ...002 96 EC This product complies with the WEEE Directive 2002 96 EC marking requirements The affixed label indicates that you must not discard this electrical electronic product in domestic household w...

Страница 5: ...s contained in the warnings must be followed CAUTION DO NOT Operate in an Explosive Atmosphere Do not operate the instrument in the presence of inflammable gasses or fumes Operation of any electrical...

Страница 6: ...USED TAKE ALL MEASURES TO AVOID ACCIDENTAL CONTACT WITH ANY LIVE COMPONENTS USE MAXIMUM INSULATION AND MINIMIZE THE USE OF BARE CONDUCTORS WHEN USING THIS INSTRUMENT Use extreme caution when working...

Страница 7: ...2 Intermediate Capacitors from 1 nF to 1 F 4 3 2 3 High capacitors 1 9 F and over 4 3 3 Environmental Conditions 4 3 3 1 Operating Temperature 4 3 3 2 Storage Temperature 4 3 4 Shipping and Handling...

Страница 8: ...gure 3 1 Low SCA capacitor standard with bnc connectors 3 Figure 3 2 Capacitance shunted by leakage to case 3 Figure 3 3 Intermediate SCA capacitor standard with 3 binding posts 4 Figure 3 4 High SCA...

Страница 9: ...mance for high stabil ity low dissipation low temperature coefficient and high operating voltage Most are hermetically sealed and mechanically stabilized Low values have bnc connectors to minimize lea...

Страница 10: ...luded 0 0005 200 ppm 22 Vrms 1 kHz 19 F SCA 19 F 0 04 50 0 0005 200 ppm 44 Vrms 1 kHz 100 F SCA 100 F 0 05 50 0 001 500 ppm 22 Vrms 1 kHz 190 F SCA 190 F 0 05 50 0 001 500 ppm 22 Vrms 1 kHz 1 000 F SC...

Страница 11: ...nder Low SCA capacitors have 2 bnc connectors labeled HI and LO and a ground binding post labeled GND as shown in figure 3 1 Figure 3 1 Low SCA capacitor standard with bnc connectors The capacitance o...

Страница 12: ...improve frequency characteristics See Figure 3 5 To use as a 2 terminal capacitor connect to only the two SENSE terminals CHL CLG CHG CURRENT LOW SENSE LOW CURRENT HIGH SENSE HIGH GND Figure 3 5 SCA...

Страница 13: ...user if a calibration capability is available by IET Labs or by a certified calibration laboratory If the user should choose to perform this procedure then the considerations below should be observed...

Страница 14: ...ed by IET or another qualified facility 4 4 Calibration Procedure with GenRad 1620 or AH2500A AH2700A Capacitance Bridge To calibrate an SCA unit proceed as follows 1 SCA capacitors with bnc connector...

Страница 15: ...1 32 21 Binding Post Red 2 32 20 Binding Post Black 3 32 19 Binding Post Gold Not Shown UG 194 bnc connecor Not Shown SCA Cap SCA capacitor assembly Replace with nominal capacitance value Table 4 1 Re...