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产品介绍
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Frequency
measuring range : 0.1Hz to 150MHz in A input, 50MHz
~ 1.5GHz in C input
Period / Total / RPM measurement for input A
9 digit display with 0.01mHz resolution in 1 sec.
High sensitivity external reference input function
(higher than 20mVrms)
Microprocessor controlled
Reciprocal technique for high resolution at low
counting frequency
Self check function executed to perform an automatic
self diagnosis of various counter function
Push-scanning for selecting function and gate time
Low-pass filter(100kHz, -3dB) installed for removing
noise signal in low frequency measuring
AC/DC coupling function (selectable X1 / X10
attenuator)
Data hold function
Optional RS-232C serial interface function for
communication with computer |
| 产品功能描述 |
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| Display |
9
digit large green LED display(Overflow, gate time,
mHz, Hz,kHz, MHz,
ns, µs, s,hold) |
| Range |
0.1Hz～1.5GHz |
| Gate
time |
0.01s,
0.1s, 1s, 10s |
| Resolution |
1nH～10Hz |
| Accuracy |
【
resolution 【 time base 【 1 count |
| Terminal |
A,
C |
| Sensitivity |
20mVrms
A, B input / 30mVrms C input |
| Impedance |
1Mз
< 40pF A, B input / 50з C input |
| Max.
voltage |
250Vrms
A, B input / 3Vrms C input |
| Attenuator |
X
1, X 10 A, B input |
| Slope
A, B |
+
or – selectable |
| Trigger
A |
preset
or variable |
| Low
pass filter |
100kHz(-3dB)
A, B input |
| Period |
10ms
~ 10s range with 1ps ~ 1ns resolution / 【
resolution 【
trigger error 【 1 count accuracy |
| Totalize |
5Hz
~ 30MHz range / 0 ~ 999999999(Max) |
| RPM |
6
~ 900 X 106 RPM |
| Internal
time base |
10MHz
TCO frequency, 3 X 10-7/ month, under 5 X 10-6 (0 +
50∩)；
temperature stability, under 1 X 10-7for 10%
variation line voltage |
| Frequency
output |
10MHz
frequency / 2.5Vp-p amplitude / 500з impedance |
| External
input |
10MHz
frequency / 20mVrms ~ 5Vrms input level / 500з
impedance |
| Operating
environments |
0∩
~ 50∩ |
| Range
for guaranteed |
25∩【
5∩ |
| Power
requirement |
AC
115 / 230V 【 10%, 50/60Hz |
| Acessories |
power
cord, fuse, operation manual, BNC cable |
| Factory
optional sel |
RS-232C
interface / TCXO |
| 产品持有证书 |
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CE |
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