FC-7150U|FC-7015U数字频率计的详细说明：
|
|
|
Frequency measuring range:0.1Hz~100MHz in A,B input 80MHz~1.5GHz in Cinput(7150U only)
Trigger level adjustment for input A
Separate and Common mode selectable for input A and B
Period and Total measurement for input A and B
Time interval and Ratio measurement for input A and B
Slope mode selecctable for input A and B
|
FC-7150U|FC-7015U数字频率计的特点：
|
9 Digit display with 0.01mHz resolution in 1sec
|
|
RS-232C serial interface function for communication with computer(Option)
|
|
High sensitivity External reference input function(>20mvrms)
|
|
Microprocessor controled
|
|
Reciprocal technique for high resolution at low counting frequencies
|
FC-7150U|FC-7015U数字频率计的技术参数如下：
|
SPEC
|
MODEL
|
FC-7150U
|
FC-7015U
|
|
Frequency Measurement
|
Display
|
9 digit large green LED display (Overflow,Gatetime,mHz,Hz,kHz,ns,μs ms,s,Hold)
|
|
Range
|
0.1Hz~1.5GHz
|
0.1Hz~100MHz
|
|
Gate time
|
0.01sec,0.1sec,1sec,10sec
|
|
Resolution
|
1nHz~10Hz
|
|
Accuracy
|
±Resolution±timebas error±1court
|
|
Input Characteristics
|
Terminal
|
A.B,C
|
A
|
|
Sensitivity
|
A,B input:20mVrms,Cinput:30mVrms
|
|
Impedence
|
A,B input:1MΩ<40pF,C input:50Ω
|
|
Max.Voltage
|
A,input:250Vrms,C input:3Vrms
|
|
Attenuator
|
A,B input:×1，×10
|
|
Slope A,B
|
+，- selectable
|
|
Trogger A
|
Preset or Variable
|
|
L.P.Fiter
|
A,B input:100kHz,-3dB
|
|
Multi Function for input A
|
Period
|
Range:10ms~10s,Resolution:1ps~1ns Accuracy:±Resolution±Trigger Error±1count
|
|
Totalize
|
Range:5Hz~30MHz,Count capacity:0~999999999(Max)
|
|
RPM
|
6~900×100RPM
|
|
Comparison Function for input A,B
|
Time Interval(A→B）
|
Range:0.1 s~10s LSD Display:100ns Resolution±LSD±Trigger Error Accuracy:±Reslution±1count
|
|
Ratio(A/B)
|
Range:A input:0.1Hz~10MHz B input:0.1Hz~10MHz LSD display:AxN/B,N=1~1000 Accuracy:±1count of A±B Tigger Error±A
|
|
Time Base Characteristics
|
Internal time base
|
-Frequency:10MHz TCO(TCXO:Option) -Aging Rate:<3×10-7/month -Temperature Stability:<×10-6（0+500C） -Lime voltage:<1×10-7for 10%variation
|
|
Freequency Output
|
Frequency:10MHz,amplitude:2.5Vp-p, Impedance:approx.500Ω
|
|
External Input
|
Frequency:10MHz,input level:20mV~5Vrms, Impedance:approx.500Ω
|
|
General
|
Power Requirement
|
AC115/230V ±10%(50/60Hz)
|
|
Temp./Dimension
|
0~500C(specified at 250C)/225(W)×260（D）×80（H）mm
|
|
Weight/Accessories
|
Approx.2kg/Power cord,BNC cable,Fuse,Manual
|
|
