Lub Keysight B2987A Electrometer / Cov Khoom Siv Hluav Taws Xob Tshaj Lij Tshaj Lij Tshaj Lij Tshaj Tawm yog tsim nrog lub peev txheej tsis tau pom ua dua tshiab thiab cov qauv ua tau lees tias koj ntsuas tau zoo heev. Nws muaj cov mim tshaj plaws tam sim no kev daws teeb meem kom tau raws li txhua qhov qis-theem tam sim no qhov kev xav tau ntsuas thiab nws qhov kev ntsuas hluav taws xob tau txhawb rau kev ntsuas tsis kam. Nws cov xim tshwj xeeb LCD muab ntau txoj kev xaiv rau saib cov ntaub ntawv. Lub xeev ntawm kev nraaj muaj peev xwm ua rau koj coj tus cwj pwm tsis hloov thiab ua kev soj ntsuam ceev ceev tsis tas yuav tsum muaj PC. Lub Agilent B2987A Meter teeb lub roj teeb ua haujlwm muab cov kab ntsuas suab nrov ntsuas ntsuas.
Nta thiab Specifications ntawm:
Nta:
Capabilities Duab muaj peev xwm:
oTime domain saib kom ntes cov hloov pauv
oHistogram saib ua cov ntaub ntawv tshawb xyuas ceev nrawm
oOther XY daim phiaj (IV, Nws, Rt, IR, thiab lwm yam)
Navigation Kev siv tau yooj yim los xaiv cov khoom lag luam kom pom ntau yam thiab xaiv qhov sib txig
● Xaiv Kev Ntsuas Cov Teeb Tsawb Muaj Kev Nyuaj Siab Ua haujlwm rau lub suab nrov cais tawm
● Lub roj teeb ua haujlwm rau txoj kab ntsuas lub suab ntsuas dawb
Interface Muaj ntau yam sib txuam (USB 2.0: LAN, GPIB, LXI Tub Ntxhais)
● USB (rau pem hauv ntej): khaws cov ntaub ntawv, txuag / rov qab cov ntaub ntawv teeb tsa
Measure Qhov ntsuas kub thiab ntsuas huab cua thiab ntsuas cua sov
PC Free PC tswj software
● Cov Kev Siv:
oMaterial science (Biomaterials, ceramics, elastomers, zaj duab xis, cov khoom siv dielectric, electrochemical, ferroelectric cov ntaub ntawv, graphene, hlau, cov ntaub ntawv organic, nano-cov ntaub ntawv, polymers, semiconductors, thiab lwm yam)
oDevices& elecronic Cheebtsam (capacitors, resistors, diodes, sensors, transistors suav nrog TFT thiab CNT, optoelectronics, hnub ci hlwb, thiab lwm yam)
oElectronic / cov tshuab hluav taws xob tsis zoo (ion nqaj hlau, hluav taws xob nqaj, muaj lub siab hnov, cov khoom ntsuas me me, kev ntsuas qhov tseeb, thiab lwm yam)
Cov lus qhia tshwj xeeb ntawm Keysight B2987A (Agilent) Cov Hluav Taws Xob Hluav Taws Xob / Qhov Ntsuas Kuj:
Resolution Kev ntsuas kev ntsuas: 6½ lej
Kev ntsuas tam sim no: 0.01 fA - 20 mA
oMi ntau yam: 2 pA
● Qhov ntsuas tiv: mus txog 10 PΩ
Kev ntsuas qhov ntsuas hluav taws xob: 1 µV - 20 V
o Input tsis kam:> 200 TΩ
● Kev ntsuas nqi: 1 fC - 2 µC
● Qhov chaw ua haujlwm voltage: txog ± 1,000 V
oMinimum daws teeb meem: 700 µV
Tshaj tawm kev nyeem ntau tshaj: 20,000 rdg / s
GG lt; 20 µ V lub teeb hluav taws xob nyob hauv nws cov kab hluav taws xob qis tshaj plaws
Measurement Kev ntsuas qhov ntsuas:
oVoltage ntau: 2 V
Resolution Cov zaub daws teeb meem: 1 µV
Qhov tseeb ± (% {{0}} qhov txhaum): 0.025 + 40 µV
oVoltage ntau: 20 V
■ Cov zaub daws teeb meem: 10 µV
Kev ntsuas qhov tseeb ± (% {{0}} qhov tseeb): 0.025 + 400 µV
Put Kev tawm tsam kev tsis ncaj ncees tam sim no:< 20="">
Tawm tswv yim impedance:> 200 TΩ, thaum uas tig mus nrog< 20="" pf="" (tsis="" yog-saib="" xyuas)="">< 2="" pf="" (kev="" saib="">
Noise RMS suab nrov: 1.4 µV rau 2 V khwv, 10 s sijhawm, lub sijhawm luv luv
Control Kev ntsuas kev ntsuas / kev siv taw qhia:
oRanging: Tsis siv neeg lossis phau ntawv
oAperture lub sijhawm (lub sijhawm sib koom ua ke): 10 µs rau 100 PLC
oOffset lawb tawm: Null, Xoom muaj tseeb
oDigital lim: Nruab nrab lim (2R + 1, R = 1 txog 15), txav thaj chaw nruab nrab (1 txog 100, theem 1)
oMath: Preset thiab tus neeg siv cov lus paub meej
oStatistics: Histogram Saib hom: txhais tau tias, sigma, # ntawm qoob thiab # ntawm kev kuaj
oLine zaus kuaj pom: Nws pib paub: 50 Hz lossis 60 Hz
Operation Muaj vaj huam sib luag pem hauv ntej ua haujlwm:
oFront vaj huam sib luag interface: 4.3" TFT tso saib cov xim nrog keypads thiab pob qhov rooj
oView hom: Cov 'meter' saib, Pom Kab, Histogram saib thiab Yob saib
oHard keys: Kev Ua Rau Tib Leeg thiab Khiav / Nres kev tswj, ntsuas ntsuas lub pob, Lub Pob Tawb Qeeb thiab Cursors, Ammeter tawm thiab V Chaw Tso Tawm kev tswj hwm, Tshem Tawm / Lub Zos
oSoft cov yawm sij: Muaj nuj nqi, Txheej Txheem, thiab Lub Tswv Yim Pab Daws
oIndicators: Channel (ntsuas) xwm txheej, Txheej xwm System
oLEDs:
Lub zog (hloov xim thaum them)
Tawm tswv yim thiab tawm (xim hloov thaum lub teeb hluav taws xob loj)
Cov Lus Qhia Ntxiv / Tso Tawm Cov Lus Qhia:
oMeter cov khoom siv txuas: Peb lub thawv triaxial rau ammeter ntawm lub vaj huam sib luag tom qab
oMaximum cov tswv yim:
Ammeter: 30 mA
Voltmeter: 40 V
oSource cov khoom txuas: ob lub txiv tsawb ntawm lub vaj huam sib luag tom qab
oMaximum hom hluav taws xob voltage: Meter hom: 500 V ncov: V Qhov chaw 1,000 V ncov
oIsolation (Meter hom rau chassis:> 10 GΩ,< 500="">
oAnalog cov zis: 2 V rau tag nrho cov tswv yim, tsis hloov pauv hauv qhov ntsuas tsis suav thiab ntsuas tam sim no, 1 kΩ tso zis impedance
oInterlock: 2.5 hli pluggable davhlau ya nyob twg thaiv, 4 tus pin
Sab nraud txhais:
■ Cov ntsiab lus txhawb: BNC
Ic Logic: Programmable ntug triggered
Pul Min mem tes dav: 10 µs
Ig Kev Tawm Ntaus: BNC
Ic Logic: Programmable ntug triggered
Pul Min mem tes dav: 10 µs
oDigital I / O:
■ Cov khoom sib txuas: DSUB poj niam 9 pins
Cov tswv yim / tso tawm pins: DIO 7 pins, +5V, GND
■ Raug rho tawm qhov hluav taws xob ntau voltage: 5.25 V
Kev rho tawm minyuam voltage input: -0.25 V
■ Max cov cav l L input voltage: -0.8 V, Rub-mus txog 5 V los ntawm 5 kΩ
Min logic H input voltage: 2.0 V, Rub-mus txog 5 V los ntawm 5 kΩ
■ Max qhov chaw tam sim no: 1 mA @ Vo=0 V
■ Max dab dej tam sim no: 50 mA @ Vo=5 V
■ 5 V fais fab muab tus pin: Txwv rau 500 mA, rov ua haujlwm fuse tiv thaiv
Cim npe nrov: siv siab ua hauj 'meter' sib ntsuas b2987a, tuam ntxhab, yuav, tus nqi qis, hauv Tshuag
