FC-3000|数字频率计FC-3000|FC-3000数字频率计的特点:
Frequency measuring range: 0.1Hz to 100MHz in A input
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80 MHz to 3.0GHz in C input.
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Period,Total and RPM measurement for input A
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9 Digit display with 0.01mHz resolution in 1 Sec(By Ext.Reference signal).
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RS-232C serial interface function for communication with computer.
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High sensitivity Extemal reference input function(>=1.5Vrms).
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Peciprocal technique for high resolution at low counting frequencies .
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Self check function executed to perform a automatic self diagnosis of various counter function.
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Push-scanning for selecting Function and Gate time.
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Low-pass filter(100KHz,-3dB)installed for removing noise signsl in low frequency measuring.
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AC/DC coupling function(Selectable AC/CD Coupling)
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10:1 Input Attenuation(Selectable×1/×10 Attenuator)
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Data hold function
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FC-3000|数字频率计FC-3000|FC-3000数字频率计技术参数如下:
Display
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9 digit large green LED display,Overflow,Gate time, mHz,Hz kHz,MHz,ns,us,ms,HOLD
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Frequency Measurement
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Range
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0.1Hz to 100MHz(A input),80MHz to 3.0G(C input)
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Gate Time
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0.01Sec,0.1Sec,10Sec
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Resolution
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1nHz to 10Hz
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Accuracy
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+/-Resolution +/-Timebase Error +/-Count
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Input Characteristics
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Teminal
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A,C
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Sensitivity
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A Input:20mVrms,C Input:30mVrms
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Impedance
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A Input: Mohm,Less than 40pF,C Input:50 ohm
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Max.Input Voltage
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A Input:250Vrms,C Input:3Vrms
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Attenuator
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A Input:x1,×10
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Low PASS Filter
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A Iput:100kHz,-3dB
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Multi Function for Input A
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period
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Range:10mSec to 10 Resolution:1pSec deending on gate time and Input signal Accuracu:+/-Resolution+/-Trigger+/-1Cout
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Totalize
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Range:5 Hz to 10MHz Count capacity:0 to 999999999(Max.)
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RPM
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6 RPM t 900 ×106 RPM
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Timebase Characteristics
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Internal Timevbase
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Frequency:100MHz TCO(TCXO;Ooption) Aging Rate:Less than×5 10-6/month Temp.Stabilty:Less than 5×10-6(00C to +500C) Line Voltage:Less than1×10-6/ for10%variation
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Frequency Standard INPUT
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Frequency:10MHz Amplitude:1.5Vp-p Impedance:Approx.600ohm
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External Standard Input
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Frequency:10MHz Amplitude:1.5Vrms to 5Vrms Impedance:Approx.600ohm
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General
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Power Requirement
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115/230VAC +/-10%,48 to 66Hz
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Operating Temperature
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O to 500C(Accuracy specified at 25 +/-50C)
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Dimension
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240(W)×270(D)×90(H)mm
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Weight
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Approx.2.5kg
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Standard Accessories
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Power Cord,BNC cable,Fuse, INSTRUCTION Manual
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Optional Accessories
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RS-232C Software,RS-232C Cable
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Packing Details
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Q'ty
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Size(mm)
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N.W.(kg)
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G.W.(kg)
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Remark
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Inner Packing
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1
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305(W)×330(D)×165(H)
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2.5
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Garton Packing
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3
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320(W)×560(D)×360(H)
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7.5
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8.5
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