IET Labs 1433 Series User And Service Manual

Contents

IET Labs 1433 Series User And Service Manual Manual pdf 8 page image

21433 SeriesSpecificationsDecade SpecificationsResistanceper stepTotaldecaderesistanceMax current Max voltage(per step)Max power(per step)Stability(±ppm/yr)Long-termstability(±ppm/3 yrs)Temperaturecoeffi cient(±ppm/°C)Resistor type1 mΩ 10 mΩ 8.0 A 5 mV 0.04 W 50 75 50Resistance wire10 mΩ 100 mΩ 4.0 A 40 mV 0.16 W 50 75 20100 mΩ 1 Ω 1.6 A 0.16 V 0.25 W 50 75 201 Ω 10 Ω 0.8 A 0.8 V 0.6 W 20 25 20Wirewound, non-inductive10 Ω 100 Ω 0.25 A 2.5 V 0.6 W 20 25 15100 Ω 1 kΩ 80 mA 8 V 0.6 W 20 25 51 kΩ 10 kΩ 23 mA 23 V 0.5 W 20 25 510 kΩ 100 kΩ 7 mA 70 V 0.5 W 20 25 5100 kΩ 1 MΩ 2.3 mA* 230 V* 0.5 W* 20 25 51 MΩ 10 MΩ 0.7 mA* 700 V* 0.5 W* 20 25 510 MΩ 100 MΩ 0.1 mA* 1000 V* 0.1 W* 50 100 10 Metal oxide film*Subject to maximum of 2000 V to caseChapter 2SPECIFICATIONSFor the convenience of the user, the pertinent specifications are given in an OPERATING GUIDE affi xed tothe case of the instrument.Accuracy:≤1 MΩ decades: ±(0.01% + 2 mΩ)10 MΩ decades: ±0.03%after subtraction of zero resistance, at 23°C;traceable to SIZero resistance:≤1 MΩ decades: <1 mΩ per decade at dc10 MΩ decade: ≈3 mΩ at dcMax voltage to case:2000 V peakTerminals:3 Gold-plated, 5-way, tellurium-copper bindingposts with low thermal emf and low resistance. Rearoutputs are available as an option.-K Option: Kelvin connection to is available as anoption with 5 binding postsTypical Value of Zero Impedance:<0.001 Ω/decade at 1 Hz.0.04 Ω/decade at 1 MHzProportional to square root of frequency above 100 kHzSwitch capacitance:< 1 pF between contactsZero Inductance (Lo):0. 1 μH/decade + 0.2 μH.Switches:Continuous rotation11 positions marked “0”-”10”Multiple solid silver-alloy contactsEnvironmental conditions:Operating: 10°C to 40°CStorage: -40°C to 70°CHumidity: <80% RHSupplied with unit:Instruction manualCalibration Certificate