iET SRL Series Operation Manual Download

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PRECISION INSTRUMENTS FOR TEST AND MEASUREMENT

Email: info@ietlabs.com

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

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IET LABS, INC.

SRL Series

Resistance Standard

Operation Manual

Visit www.ietlabs.com for manual revision updates

SRL im/Oct 2022

Summary of Contents for SRL Series

Page 1: ...ASUREMENT Email info ietlabs com TEL 516 334 5959 FAX 516 334 5988 www ietlabs com IET LABS INC SRL Series Resistance Standard Operation Manual Copyright 2022 IET Labs Inc Visit www ietlabs com for ma...

Page 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...

Page 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 speci cations shall void this warranty IET shall n...

Page 4: ...ctive 2002 96 EC This product complies with the WEEE Directive 2002 96 EC marking requirements The a xed label indicates that you must not discard this electrical electronic product in domestic househ...

Page 5: ...ions are taken Make all connections to the instrument before applying power Note the instrument s external markings described under Safety Symbols DO NOT Operate in an Explosive Atmosphere Do not oper...

Page 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 w...

Page 7: ...ons for values 100 M 5 3 3 Thermal emf Considerations 5 3 4 Temperature Coe cient Constants 6 3 5 Environmental Conditions 6 3 5 1 Operating Temperature 6 3 5 2 Storage Temperature 6 3 6 Shipping and...

Page 8: ...lues 190 kW 4 Table 3 1 Connections for values 190 kW 4 Figure 3 2 Connections for values 1 MW and 100 MW 4 Table 3 2 Connections for values 1 MW and 100 MW 4 Figure 3 3 Connections for values 100 MW...

Page 9: ...s the accuracy by indicating the deviation from nominal for the operating temperature range in 0 5 C increments Because of the low temperature coe cient they require no oil or temperature bath The SRL...

Page 10: ...5 cm W x 12 7 cm D 3 4 x 4 15 x 5 Weight 0 73 kg 1 6 lb Figure 2 1 OPERATION GUIDE affixed to unit Figure 2 2 Temperature Calibration Chart JOS 19 Jun 2002 SRL 1 B2 9240246 N A 1 000 003 3 N A N A SRL...

Page 11: ...ppm 4 ppm 2 ppm tot 100 mW 200 mW 500 mW 4 bp s gnd 10 k SRL 10K 2 ppm 4 ppm 1 5 ppm tot 100 mW 200 mW 500 mW 4 bp s gnd 19 k SRL 19K 2 ppm 4 ppm 2 ppm tot 100 mW 200 mW 500 mW 4 bp s gnd 20 k SRL 20...

Page 12: ...esistance Change 18 C to 28 C 3 ppm Maximum Voltage 0 5 V Maximum Current 0 5 A LO HI LO HI SENSE CURRENT GND HI INPUT HI SENSE LO INPUT LO SENSE GROUND Binding Post Function CURRENT HI Current input...

Page 13: ...HI GROUND GUARD HI INPUT HI SENSE LO SENSE LO INPUT GROUND GUARD If no GUARD point exists on the measuring instrument it may be connected to GROUND 3 3 Thermal emf Considerations High quality gold pl...

Page 14: ...ult the Temperature Calibration Chart provided with each unit The calculated resistance value is provided be tween 18 C and 28 C in 0 5 C increments Figure 2 2 shows an example of this table 3 5 2 Sto...

Page 15: ...e device the following should be observed Calibration Interval General Considerations Required Equipment Calibration Procedure 4 3 1 Calibration Interval The recommended SRL Series calibration interva...

Page 16: ...precision high stability digi tal multimeter e g Fluke 8508A along with a set of resistance stan dards for ratio mode 4 3 4 Calibration Procedure To calibrate an SRL unit proceed as follows 1 Set up t...

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