Keysight N2870A series Скачать руководство пользователя

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This information is subject to
change without notice.
© Keysight Technologies 2018
October, 2018
Printed in Germany

*2876-97002*

www.keysight.com

Содержание N2870A series

Страница 1: ...N2870A Series and N2894A Passive Probes User s Guide...

Страница 2: ...tion related to commercial computer software or commercial computer software docu mentation that is not customarily provided to the public or 2 Relin quish to or otherwise provide the government right...

Страница 3: ...nd Spring 12 Sprung Hooks 13 15 cm Ground Lead 13 BNC Adapter 13 Copper Pads 14 Insulator Cap 14 Channel Identification Rings 14 IC Caps 15 PCB Adapter Kit 16 Available Accessories 17 Accessories in K...

Страница 4: ...MHz 1 1 39 pF scope 1 M 55 V CAT II 1 M N2871A 200 MHz 10 1 9 5 pF 10 M 400 V CAT Ia 300 V CAT IIb 1 M 10 25 pF N2872A 350 MHz 10 1 9 5 pF 10 M 400 V CAT Ia 300 V CAT IIb 1 M 10 25 pF N2873A 500 MHz 1...

Страница 5: ...t when compared to the conventional 5 mm or 3 5 mm probes This makes it easier to probe today s fine pitched ICs and components To learn more about probe tips and accessories refer to Accessories on p...

Страница 6: ...econnecting it to an oscilloscope Handling the Probe Handle the probe with care to avoid injury especially when it is fitted with the extra thin and sharp spring contact tip CAUTION The probe cable is...

Страница 7: ...Grounded Instruments Do not connect the probe s ground lead to a potential other than earth ground Always make sure the probe and the oscilloscope are grounded properly WARNING Connect and Disconnect...

Страница 8: ...e Probes User s Guide 8 WARNING Indoor Use Only Do not operate in wet damp environments Keep product surfaces dry and clean WARNING Do Not Operate With Suspected Failures Refer to qualified service pe...

Страница 9: ...ope input capacitance This matching assures good amplitude accuracy from DC to the upper bandwidth limit frequencies A poorly com pensated probe clearly influences the over all system performance prob...

Страница 10: ...Supplied Accessories Accessory Quantity N2871A N2872A N2873A N2875A N2894A N2870A N2874A N2876A Spring loaded probe tips 2 Rigid probe tips 2 Ground blade 2 5 mm 1 Ground spring 2 5 mm 1 Sprung hook 2...

Страница 11: ...ion damage To change the probe tip use pliers to grip the tip and pull it straight out of its contact socket along the axis of the probe Do not grip the plastic insula tor or the housing with the plie...

Страница 12: ...aced over the tip and then an IC cap accessory was placed over the tip Figure 3 Blade inserted into the Probe Notch The ground spring offers similar performance as the ground blade and depending on th...

Страница 13: ...n engage and lock on to the probe the accessory may fall off or suffer a decrease in perfor mance If the sprung hook is correctly attached then the gray marking line should be covered when the hook is...

Страница 14: ...Figure 5 Copper Pad on IC Insulator Cap This cap fits over the probe tip and covers the ground barrel of the probe covering any potential shorting locations near the tip This enables you to probe in...

Страница 15: ...ting adjacent pins by preventing the probe tip from sliding between the legs of the component The different colored IC caps correspond to different pitches as listed in Table 2 on page 10 Figure 6 sho...

Страница 16: ...CB Adapter sockets are designed to solder into a printed circuit board PCB as test points to minimize ground inductance and maximize signal fidelity The recommended PCB layout is shown in Figure 7 The...

Страница 17: ...eysight N2870A Series and N2894A Passive Probes User s Guide 17 Available Accessories Accessories in Kits The available accessories shown in this picture are listed in Table 3 on page 19 with their as...

Страница 18: ...Available Accessories Keysight N2870A Series and N2894A Passive Probes User s Guide 18...

Страница 19: ...mm 1 1 1 0960 2996 LF Compensation Trimmer Tool 1 HF Compensated Ground Lead 22 cm 1 0960 2993 Ground Lead 22 cm to 4 mm banana plug 1 Ground Lead 22 cm to 2 mm banana plug 1 Ground Lead 11 cm to mini...

Страница 20: ...0 2987 PCB Adapter Kit 2 5 mm 1 10 25 QFP IC Clips 13 mm long down o 0 5 mm pitch 1 pair yellow green 2 2 0960 2992 QFP IC Clips short down to 0 5 mm pitch 1 pair yellow green 2 2 0960 2995 Ground Lea...

Страница 21: ...r Description For use with Qty per kit N4829A Probe tip kit Rigid and spring loaded N2870A 76A N2894A passive probe 10 each N4831A Sprung hook tip N2870A 76A N2894A passive probe 2 N4836A Dual lead ad...

Страница 22: ...Available Accessories Keysight N2870A Series and N2894A Passive Probes User s Guide 22 N4863A Horizontal PCB Adapter Dimensions All dimensions shown in the above figure are in millimeters inches...

Страница 23: ...N2894A Passive Probes User s Guide 23 N4864A Vertical PCB Adapter Dimensions All dimensions shown in the above figure are in millimeters inches Drill and Solder Layout of N4863 4A All dimensions show...

Страница 24: ...c Attenuation ratio N2870A 1 1 N2871A 10 1 N2872A 10 1 N2873A 10 1 N2874A 10 1 N2875A 20 1 N2876A 100 1 N2894A 10 1 Bandwidth 3 dB N2870A 35 MHz N2871A 200 MHz N2872A 350 MHz N2873A 500 MHz N2874A 1 5...

Страница 25: ...2876A 2 2 pF N2894A 9 5 pF Compensation Range N2870A N2871A 10 25 pF N2872A 10 25 pF N2873A 10 25 pF N2874A N2875A 7 20 pF N2876A N2894A 10 25 pF Input Coupling of the Measuring Instrument N2870A 1 M...

Страница 26: ...Diameter 2 5 mm Description Specification Temperature Operating 0 C to 50 C Non operating 40 C to 70 C Altitude Operating 2 000 m 6 561 ft Non operating 15 000 m 49 212 ft Humidity Operating 80 room...

Страница 27: ...t Typical Input Impedance for Each Probe Model CAUTION Refer to the oscilloscope documentation for the oscilloscope s acceptable input range and do not exceed this limit when using the probes CAUTION...

Страница 28: ...and Specifications Keysight N2870A Series and N2894A Passive Probes User s Guide 28 Figure 9 Typical Input Impedance CAUTION The input impedance of the probe decreases as the frequency of the applied...

Страница 29: ...the N287XA probe ground lead to the calibrator LO output 4 For models N2874A and N2876A connect the probe output to the 50 feedthrough termination 11048C Connect the output of the 11048C to the DMM F...

Страница 30: ...stance 1 Turn on the DMM Short the DMM probes and run the Null function 2 Connect the DMM probes to the probe tip and the ground at the tip of the probe 3 Connect the probe s output to one of the osci...

Страница 31: ...red Value column in Table 12 on page 31 Calculate the Error It should be less than 1 Table 12 DMM Measurements Model Oscilloscope Input Impedance N2870A 1 M N2871A 1 M N2872A 1 M N2873A 1 M N2874A 50...

Страница 32: ...ed By _______________________ Recommended Test Interval 1 Year Recommended Date of Next Test _________ Test Temperature _____________________ Test Probe Model Limits Results Attenuation Ratio N2870A 1...

Страница 33: ...I CAT II Measurement category II is for measurements performed on circuits directly con nected to the low voltage installation Example Household appliances portable tools and similar equipment Measure...

Страница 34: ...No POLLUTION or only dry non conductive POLLUTION NOTE The POLLUTION has no influence Pollution Degree 2 Only non conductive POLLUTION Occasionally however a temporary conductivity caused by condensa...

Страница 35: ...Keysight N2870A Series and N2894A Passive Probes User s Guide 35...

Страница 36: ...This information is subject to change without notice Keysight Technologies 2018 October 2018 Printed in Germany 2876 97002 www keysight com...

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