产品性能:
.直流电压5 4/5位,500,000 Counts高分辨率量测
.频率计数6位显示、999,999 Counts高分辨率及0.002%高精准度量测
.高精密直流电压量测(为0.02% )及每秒5次快速量测
.高频宽(为100KHz),交流/交直流混合True RMS电压量测功能
.全范围(电阻,电容)输入保护(为1000V)
.T1-T2双轨K-Type温度量测-50度C到1000度C
.光电耦合隔离式RS-232计算机联机接口
.WIN 95/98TM兼容软件
.自动换文件纪录MAX,MIN,MAX-MIN读值
.资料保持(Data Hold),相对值REL模式测量
.每秒高达60次高速模拟条状显示
.直流电压测量范围0.001mV~1000V,交流电压测量范围0.01mV~1000V,交直流电流测量范围0.01μA~20A
.电阻值测量范围0.01Ω~50MΩ,电容值测量范围10pF~9999μF
.具有四个可调触发准位的Line Level Frequency
.数字逻辑准位频率范围5Hz~2MHz
.Duty Cycle比率量测,二极管测试
.过程控制循环电流测量(%4-20mA)
.20种可调整的阻抗值作功率测量(dBm)
.高速自动换档,连续性声音提示(<100μS)
.大型背光LCD显示
產品規格 |
DC Voltage Range & Accuracy |
Range |
DM3559 |
DM3557 |
500.00mV, 5.0000V, |
0.02% + 2d |
0.03% + 2d |
50.000V |
|
|
500.00V |
0.04% + 2d |
0.05% + 2d |
Input Impedance: 10MΩ // 30pF nominal |
(80pF nominal for 500mV Range) |
Ohms Range & Accuracy |
Range |
DM3559 |
DM3557 |
500.00Ω |
0.07% + 10d |
|
5.0000KΩ |
|
0.1% + 6d |
50.000KΩ |
0.07% + 2d |
|
5.0000MΩ |
0.2% + 6d |
0.4% + 6d |
50.000MΩ |
2.0% + 6d |
2.0% + 6d |
O.C.Voltage : <1.3VDC (<3VDC for 500Ω) |
Capacitance Range & Accuracy |
50.00Nf |
0.8% + 3d |
500.0nf |
0.8% + 3d |
5.000uF |
1.0% + 3d |
50.00uF |
2.0% + 3d |
500.0uF |
3.5% + 5d |
9999uF |
5.0% + 5d | |
Accuracy with Film Capacitor or Better |
DC Current Range & Accuracy |
500.00uA |
0.15% + 20d |
5000.0uA |
0.1% + 20d |
50.000mA |
0.15% + 15d |
500.00mA |
0.1% + 20d |
5.0000A |
0.5% + 10d |
10.000A
|
* 0.5% + 20d |
*10A Continuous, 20A for 30 Second Max with |
5 Minutes Cool Down Interval |
Audible Continuity Tester |
Audible Threshold: Between 20Ω and 200Ω |
Response Time < 100uS |
dBm |
At 600Ω, -11.76dBm to 54.25dBm |
Accuracy: 0.25dB + 2d (@40Hz to 20KHz) |
Selectable Reference Impedance Values of 4, 8, |
16, 32, 50, 75, 93, 110, 125, 135, 150, 200, |
250, 300, 500, 600, 800, 900, 1000, 1200Ω |
Input Impedance: 10MΩ // 30pF nominal | |
AC / AC+DC Voltage Range & Accuracy |
|
DM3559 |
DM3557 |
20Hz to 45Hz |
500.00mV, 5.0000V |
1.5% + 40d |
|
50.000V |
|
Unspec'd |
500.00V, 1000.0V |
Unspec'd |
|
45Hz to 300Hz |
500.00mV |
0.3% + 20d |
|
5.0000V, 50.000V |
0.8% + 20d |
0.8% + 60d |
500.00V, 1000.0V |
0.4% + 40d |
|
|
300Hz to 5KHz |
300Hz to 1KHz |
500.00mV |
0.3% + 10d |
0.8% + 40d |
5.0000V, 50.000V, |
0.4% + 40d |
2.0% + 60d |
500.00V |
|
|
1000.0V |
0.8% + 40d |
1.0% + 40d |
|
5KHz to 20KHz |
1KHz to 20KHz |
500.00mV |
0.5% + 20d |
1Db ** |
5.0000V, 50.000V |
0.8% + 20d |
2dB ** |
500.00V |
0.5% + 20d |
3dB ** |
1000.0V |
Unspec'd |
Unspec'd |
20KHz to 100KHz |
500.00mV |
2.0% + 40d |
|
5.0000V, 50.000V |
4.0% + 40d ** |
Unspec'd |
500.00V |
Unspec'd |
|
1000.0V |
|
|
Input Impedance: 10MΩ // 30pF nominal |
(80pF nominal for 500mV Range) |
Residual Reading less than 50d with Test Leads Shorted |
* From 5% to 10% of Range : |
Accuracy % of Reading (or in dB) + 80d |
** From 5% to 10% of Range : |
Accuracy % of Reading (or in dB) + 180d |
* *From 10% to 15% of Range : |
Accuracy % of Reading (or in dB) + 100d |
1000V Frequency Range to 1KHz |
T1-T2 Dual Temperature (DM3559 Only) |
Range |
Accuracy |
-50.0℃ to 1000.0℃ |
0.3% + 1℃ |
-58.0℉ to 1832.0℉ |
0.3% + 2℉ |
Thermocouple Range & Accuracy not Included |
Diode Tester |
Range |
Accuracy |
Test Current |
Open Circuit |
|
|
Typical |
Voltage |
5.0000V |
1% + 1d |
0.8mA |
< 3.5VDC |
DC Loop Current %4-20mA |
4mA=0%(Zero), 20mA=100%(Span) |
Resolution: 0.01% Accuracy: ±25d | |
AC / AC+DC Current Range & Accuracy |
Range |
DM3559 |
DM3557 |
50Hz to 60Hz |
500.00uA |
|
|
5000.0uA |
|
|
50.000mA |
0.5% + 50d |
1.0% + 40d |
500.00mA |
|
|
5.0000A |
|
|
10.000A * |
|
|
40Hz to 1KHz |
500.00uA |
|
|
5000.0uA |
|
|
50.000mA |
0.7% + 50d |
1.0% + 40d |
500.00mA |
|
|
5.0000A |
|
|
10.000A * |
|
|
1KHz to 10KHz |
500.00uA |
|
|
5000.0uA |
2.0% + 50d |
Unspec'd |
50.000mA |
|
|
500.00mA |
|
|
5.0000A |
Unspec'd |
Unspec'd |
10.000A * |
|
|
*10A Continuous, 20A for 30 Second Max with |
5 Minutes Cool Down Interval |
AC Hz Line Level Frequency |
Range |
Accuracy |
5.0000Hz to 200.000KHz |
0.002% + 4d |
Sensitivities (Sine Wave): |
0.1V min |
@500mV Range |
1V min |
@5V Range |
10V min |
@50V Range |
100V min |
@500V Range |
900V min |
@1000V Range |
Logic Hz Logic Level Frequency |
Range |
Accuracy |
5.0000Hz |
0.002% + 4d |
to 2.00000MHz |
|
Sensitivity : 2.5V Square Wave |
% Duty Cycle |
Range |
Accuracy |
0.1% to 99.99% |
3d/KHz + 2d |
Input Frequency: 5Hz to 500KHz, 5V TTL Family |
Crest Mode (Instantaneous Peak Hold) |
Accuracy: Specified Accuracy ±100d for changes |
>0.8msec in Duration | | |
General Specification |
Power Supply : AC115V/230V±10%, 60/50Hz Switch Selectable |
Power Consumption : Approx. 6VA |
Operation Humidity/Temperature Range : 80% R.H. (+5℃ to 31℃), 50% R.H. (+31℃ to 40℃) |
Storage Temperature/Humidity Range : -10 to 60℃, <80% R.H. |
Warm-up Time : Approx. 30 min. |
Dimensions : 213(W) x 88(H) x 394(D) mm |
Net Weight : 3.6Kg |
Accessories : Power Cord x1, Operation Manual x1, Test Lead x1set, K-Type Thermocouple x1(DM3559 Only), RS-232 Software(floppies) x1 | |
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