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PRECISION INSTRUMENTS FOR TEST AND MEASUREMENT

 

Email: [email protected]

TEL:  (516) 334-5959 • FAX: (516) 334-5988

www.ietlabs.com

IET LABS, INC.

HRRS SERIES

High Resistance 

Decade Substituter

User and Service Manual

Copyright © 2013 IET Labs, Inc.

Visit www.ietlabs.com for manual revision updates

HRRS im/January 2013

Summary of Contents for HRRS SERIES

Page 1: ...l info ietlabs com TEL 516 334 5959 FAX 516 334 5988 www ietlabs com IET LABS INC HRRS SERIES High Resistance Decade Substituter User and Service Manual Copyright 2013 IET Labs Inc Visit www ietlabs c...

Page 2: ...Email info ietlabs com TEL 516 334 5959 FAX 516 334 5988 www ietlabs com IET LABS INC...

Page 3: ...placed at 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 IE...

Page 4: ...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...

Page 5: ...Storage 5 Chapter 4 Maintenance 4 1 Maintainability and Reliability 6 4 2 Preventive Maintenance 6 4 3 Verification of Performance 6 4 3 1 Calibration Interval 6 4 3 2 General Considerations 6 4 3 3 C...

Page 6: ...iv HRRS Series Table of Contents This page is intentionally left blank...

Page 7: ...applied input for each decade Higher voltage models up to 10 kV are also available from IET Labs The binding posts are insulated with Kel F high resistance non moisture absorbing material ensure low...

Page 8: ...0 1 1000 2000 15 1 100 1 G 10 G 0 20 0 50 1 1000 2000 50 1 500 High voltage film 10 G 100 G 0 50 1 1 1000 2000 50 2 500 100 G 1 T See HRRS 5kV Series if these values are required 1 T 10 T To apply up...

Page 9: ...racy replace with Q B or F as required Options RM Rack mountable case for standard 19 rack K Kelvin type 4 terminal posts RO Rear output 2 2 Ordering Information Model Total resistance Number of decad...

Page 10: ...nce Accuracy 18 28 C 50 RH Max voltage per step V Max Voltage V TC ppm C VC ppm V Stability ppm yr Resistor Type Q B F 10 100 0 01 2 m 0 03 2 m 0 10 2 m 2 5 25 15 10 Wirewound non inductive 100 1 k 0...

Page 11: ...sult in an irreversible change in resistance and require recalibration 3 1 Initial Inspection and Setup This instrument was carefully inspected before ship ment It should be in proper electrical and m...

Page 12: ...rtified calibration laboratory If the user should choose to perform this procedure then the considerations below should be observed 4 3 2 General Considerations It is important whenever testing the HR...

Page 13: ...ecifications on Page 2 4 Confirm that the resistances fall within these limits after subtraction of the zero resistance If any resistances fall outside thee limits the associated switch assembly may r...

Page 14: ...n HRRS SW 1k 1 k step Decade Switch Assembly Not Shown HRRS SW 10k 10 k step Decade Switch Assembly Not Shown HRRS SW 100k 100 k step Decade Switch Assembly Not Shown HRRS SW 1M 1 M step Decade Switch...

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