Đồng hồ đo điện vạn năng chỉ thị số (DMM) SANWA PC720M
- Đồng hồ đo điện vạn năng Sanwa PC720M sử dụng các linh kiện điện tử chủ động do đó cần có nguồn điện như pin.
- Đây là loại thông dụng nhất hiện nay, có thể hiển thị nhiều kết quả đo đồng thời qua mặt đồng hồ điện tử.
- DCV: 60m/600m/10/100/1000V ±(0.06%+2) 0.01mV.
- ACV: 60m/600m/10/100/1000V ±(0.5%+3) 0.01mV.
- DCA: 600µ/6000µ/60m/600m/6/10A ±(0.2%+4) 0.1μA.
- ACA: 600µ/6000µ/60m/600m/6/10A ±(0.6%+3) 0.1μA.
- Điện trở: 600/6k/60k/600k/6M/60MΩ ±(0.1%+40) 0.1Ω .
- Điện dung: 60n/600n/6µ/60µ/600µ/6m/25mF ±(0.8%+3) 0.01nF.
- Tần số: 15Hz-50kHz ±(0.04%+4) 0.01Hz
- Tần số logic: 5Hz-1MHz ±(0.03%+4) 0.01Hz
- Cầu chì: Ø6.3x32mm (1000V/11A), Ø6.3x32mm (1000V/0.4A).
- Data hold, Range hold, Peak hold.
- Chức năng tự động tắt khi không sử dụng (17 phút).
- Pin: 6LR61 (9V)x1.
- Kích thước: 184x86x52mm.
- Trọng lượng: 430g.
Features
This instrument is a portable multimeter designed for the
measurement of low-voltage circuit. This is used at small
communications equipments, home electric appliances,
voltage of lump line, various types of batteries, and circuit
analyses with additional functions.
- AC True RMS/ 9999 count & 6000 count
- 0.06% best accuracy
- Dual display capability with Backlight to simultaneously display
voltage/current/ frequency and AC/ DC components of voltage/ current
- High speed bar graph
- Conductance measurement/ Capacitance measurement
- Temperature measurement (with K type thermocouple sensor : -50℃～1000℃)
- Frequency measurement (AC sine wave only)
- Logic frequency measurement / Duty cycle measurement
- MAX, MIN, AVE recording mode / Data hold / Range hold
- Relative value
- Auto power save (30min after the last operation)(cancelable)
- Backlight
- Protective holster with wall hanger and lead holder / Tilt stand
- PC Link system with optical Link USB cable (KB-USB7) and software(PC Link7)
- Data Logging Mode
- Built-in memory:87,328 data points(single display)/43,664 data point(dual display)
- Selection of measurement interval 0.05s/ 0.1s/ 0.5s/ 1s/ 2s/ 3s/ 4s/ 5s/ 10s/ 15s/ 30s/ 60s/ 120s/ 180s/ 300s/ 600s.
- Auto-standby mode when a sampling speed of 30s or longer is selected
- Export logged data to PC.
Đặc tính kỹ thuật
| Model | PC720M | ||
| Function | Measuring range | Best accuracy | Resolution |
| DCV | 60m/600m/9.999/99.99/999.9V | ±(0.06%+2) | 0.01mV |
| ACV | 60m/600m/9.999/99.99/999.9V | ±(0.5%+3) | 0.01mV |
| DCA | 600μ/6000μ/60m/600m/6/10A | ±(0.2%+4) | 0.1μA |
| ACA | 600μ/6000μ/60m/600m/6/10A | ±(0.6%+3) | 0.1μA |
| Resistance | 600/6k/60k/600k/6M/60MΩ/99.99nS | ±(0.1%+3) | 0.1Ω |
| Capacitance | 60n/600n/6μ/60μ/600μ/6m/25mF | ±(0.8%+3) | 0.01nF |
| Temperature | -50℃～1000℃(thermocouple K type) | ±(0.3%+2) | 1℃ |
| Frequency | 15Hz～50kHz | ±(0.04%+4) | 0.01Hz |
| Logic frequency | 5Hz～1MHz | ±(0.03%+4) | 0.001Hz |
| Duty cycle | 0%～100% | ±(3d/kHz+2) | 0.01% |
| Continuity | Buzzer sounds at between 20Ω and 300Ω Open voltage: approx. 1.2V | ||
| Diode test | Open voltage: approx. 3.5V | ||
| AC measuring method | True RMS | ||
| Display | 6000 count and 9999 count | ||
| Range selection | Auto and manual ranges | ||
| Overload | 'O.L' is displayed | ||
| Polarity | Automatic selection(only ' - ' is displayed when negative voltage is inputted.) | ||
| Battery low warning | Battery mark lights when the internal battery's power is below approx. 7V |
||
| Sampling rate | Numeric part : 5 times/sec Bar graph part : 60 times/sec |
||
| Power consumption | Approx. 48mW Approx. 0.45mW(Auto power save) | ||
| Bandwidth | V : 40Hz～3kHz, 3kHz～20kHz(below 99.99V) A : 40Hz～1kHz |
||
| EN61010-1 CAT.II EN61010-1 CAT.III |
1000V 600V |
||
| Fuse | 11A/1000V IR20kA Φ10x38mm 0.4A/1000V IR30kA Φ6.3x32mm |
||
| Battery | 6LR61(9V) x 1 | ||
| Size | H184 x W86 x D52mm | ||
| Weight | 430g | ||
- Xuất xứ Đài Loan.
- Bảo hành: 12 tháng.
