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PRECISION INSTRUMENTS FOR TEST AND MEASUREMENT
HRRS 5kV AND 10kV SERIES
High Resistance, 5kV and 10kV
Decade Substituter
User and Service Manual
Copyright © 2025 IET Labs, Inc.
Visit www.ietlabs.com for manual revision updates
HRRS 5kV and 10kV im/May 2025
www.ietlabs.com
IET LABS, INC.
Email: info@ietlabs.com
TEL: (516) 334-5959 • FAX: (516) 334-5988
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Summary of Contents for IET Labs HRRS 10kV Series
- Page 1 PRECISION INSTRUMENTS FOR TEST AND MEASUREMENT HRRS 5kV AND 10kV SERIES High Resistance, 5kV and 10kV Decade Substituter User and Service Manual Copyright © 2025 IET Labs, Inc. Visit www.ietlabs.com for manual revision updates HRRS 5kV and 10kV im/May 2025 www.ietlabs.com IET LABS, INC.
- Page 2 ¨ ¨ PRECISION INSTRUMENTS FOR TEST AND MEASUREMENT www.ietlabs.com IET LABS, INC. Email: info@ietlabs.com TEL: (516) 334-5959 • FAX: (516) 334-5988...
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Page 3: Warranty
HRRS 5kV and 10kV Series WARRANTY We warrant that this product is free from defects in material and workmanship and, when properly used, will perform in accordance with applicable IET specifi cations. If within one year after original shipment, it is found not to meet this standard, it will be repaired or, at the option of IET, replaced at no charge when returned to IET. -
Page 4: Safety Precautions
Such noncompliance would also violate safety standards of design, manufacture, and intended use of the instrument. IET Labs assumes no liability for the customer’s failure to comply with these precautions. The HRRS complies with EN 60477. - Page 5 To avoid the danger of introducing additional hazards, do not install substitute parts or perform unauthorized modifi cations to the instrument. Return the instrument to an IET Labs for service and repair to ensure that safety features are maintained in operational condition.
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Page 6: Safety Symbols
HRRS 5kV and 10kV Series Safety Symbols General defi nitions of safety symbols used on the instrument or in manuals are listed below. Caution symbol: the product is marked with this symbol when it is necessary for the user to refer to the instruction manual. -
Page 7: Table Of Contents
HRRS 5kV and 10kV Series Table of Contents Chapter 1 Introduction 1.1 Overview ....................... 1 Chapter 2 Specifi cations 2.1 Specifi cations ......................2 2.2 Ordering Information .................... 3 Chapter 3 Operation 3.1 Initial Inspection and Setup .................. 5 3.2 Dial Setting ......................5 3.3 Environmental Conditions .................. - Page 8 HRRS 5kV and 10kV Series This page is intentionally left blank.
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Page 9: Chapter 1 Introduction
HRRS 5kV and 10kV Series Chapter 1 INTRODUCTION 1.1 Overview The High Resistance, 5kV and 10 kV Decade To ensure low leakage, the connection terminals are insulated with Kel-F high-resistance, non-moisture- Substituters (Figure 1-1 and Figure 1-2) is a family of instruments that answers the need of the calibration absorbing material. -
Page 10: Chapter 2 Specifi Cations
HRRS 5kV and 10kV Series Chapter 2 SPECIFICATIONS For convenience to the user, the pertinent specifi cations are given in an OPERATING GUIDE affi xed to the case of the instrument. Figure 2-1 shows a typical example. 2.1 Specifi cations Accuracy ** HRRS-5kV HRRS-10kV... -
Page 11: Ordering Information
HRRS 5kV and 10kV Series 2.2 Ordering Information Number of Number of Model Total resistance Resolution Model Total resistance Resolution decades decades HRRS-*-7-10-** 111.111 1 MΩ 10 Ω HRRS-*-3-10k-** 11.1 MΩ 10 kΩ HRRS-*-7-100-** 1.111 111 GΩ 100 Ω HRRS-*-3-100k-** 111 MΩ... -
Page 12: Figure 2-1: Typical Operating Guide
(> 45 V) are used, take all measures to avoid accidental contact with any live components: a) Use maximum insulation and minimize the use of bare conductors. b) Remove power when adjusting switches. c) Post warning signs and keep personnel safely away. IET LABS, INC. 534 Main Street, Westbury, NY 11590 • (516) 334-5959 • (800) 899-8438 • Fax (516) 334-5988 CAGE CODE: 62015 www.ietlabs.com... -
Page 13: Chapter 3 Operation
HRRS 5kV and 10kV Series Chapter 3 OPERATION 3.1 Initial Inspection and Setup 6 0 0 0 1 0 0 0 This instrument was carefully inspected before ship- ment. It should be in proper electrical and mechanical order upon receipt. 3 7 0 1 0 and a setting of 10-10-10-l0-10.10 W becomes: An OPERATING GUIDE is attached to the case... -
Page 14: Electromagnetic Interference
HRRS-WT can easily fi t inside. A faraday cage can also easily and inexpensively be build using copper mesh over a frame. IET Labs uses a similar faraday cage during calibration of the HRRS series. -
Page 15: Chapter 4 Maintenance
The HRRS 5kV and 10kV Series instruments should be verifi ed for performance at a calibration interval of twelve (12) months. This procedure may be carried out by the user if a calibration capability is available, by IET Labs, or by a certifi ed calibration laboratory. Maintenance... -
Page 16: Calibration Procedure
HRRS 5kV and 10kV Series 4.4 Schematic WARNING Connect the GND terminal to earth Figure 4-1 shows a schematic of an HRRS-5kV/10kV or other suitable ground in order to unit. maintain the case at a safe voltage. W h e n e v e r h a z a rd o u s vo l t a g e s (>45 v) are used, take all measures to avoid accidental contact with any live components. -
Page 17: Replaceable Parts
HRRS 5kV and 10kV Series 4.5 Replaceable Parts Model Ref IET part number Description BP-1000-RD Binding Post, Red BP-1000-BK Binding Post, Black BP-1000-BL Binding Post, Blue BP-1000-GN Binding Post, Green HARS-X-4300-KNB Knob Assembly Not Shown HARS-X-3100 Foot Not Shown HRRS-*-SW-1-** 1 Ω/step Decade Switch Assembly Not Shown HRRS-*-SW-10-**...
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