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产品介绍
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Frequency
measuring range : 0.1Hz to 150MHz in A, B input
Trigger level adjustment for input A
Separate and common mode selectable for input A and
B
Period / Total measurement for input A
Time interval and ratio measurement for input A and
B
Slope mode selectable for input A and B
9 digit display with 0.01mHz resolution in 1 sec.
High sensitivity external reference input function
(higher than 20mVrms)
Microprocessor controlledl 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～100MHz |
| Gate
time |
0.01s,
0.1s, 1s, 10s |
| Resolution |
1nH～10Hz |
| Accuracy |
【
resolution 【 time base 【 1 count |
| Terminal |
A, B |
| 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 【error 【
1 count accuracy trigger |
| Totalize |
5Hz ~
30MHz range / 0 ~ 999999999(Max) |
| RPM |
6 ~
900 X 106 RPM |
| Time
interval (A ℃ B) |
1µs
~10s range / 100ns LSD display / 【 LSD 【 trigger
error resolution / |
| accuracy |
【
LSD 【 trigger error 【 time base error X time |
| Ratio
(A/B) |
0.1Hz
~ 10MHz A input range, 0.1Hz ~ 10MHz B input range/【
LSD
【(trigger error X frequency A)/N resolution /
accuracy : 【 1count of A
【 B trigger error 【 |
| Operating
environments |
0∩～50∩ |
| Range
for guaranteed |
25∩【
5∩ |
| Power
requirement |
AC
115 / 230V 【 10%, 50/60Hz |
| Accessories |
power
cord, fuse, operation manual, BNC cable |
| Factory
optional sel |
RS-232C
interface / TCXO |
| 产品特征 |
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| 长度 |
260mm |
| 宽度 |
255mm |
| 高度 |
80mm |
| 产品持有证书 |
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CE |
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