| Digital Multimeter |
| DC Voltage Measurement |
| Range | Resolution | Accuracy | Remarks |
| 80mV | 1µV | ±(0.3% +10d) | Input impedance:- 80mV~800mV>1000MΩ
- 8V~000V10MΩ
|
| 800mV | 10µV |
| 8V | 0.1mV | ±(0.05% +10d) |
| 80V | 1mV |
| 800V | 10mV | ±(0.8% +10d) |
| 800V | 0.1V |
| True RMS of AC voltage |
| Range | Resolution | Accuracy |
| <80% Range:50Hz~20kHz | >80% Range:50Hz~20kHz |
| 80mV | 1μV | ±(1.0% +50d) | ±(5.0% +50d) |
| 800mV | 10μV | ±(1.0% +50d) | ±(5.0% +50d) |
| 8V | 0.1mV | ±(1.0% +50d) | ±(5.0% +50d) |
| 80V | 1m | ±(1.0% +50d) | ±(5.0% +50d) |
| 750V | 10mV | 50Hz~1kHz: 90% Range:±(3.0% +50) |
| DC Current |
| Range | Resolution | Accuracy | Remarks |
| 80mA | 1µA | ±(0.5%+10d) | Fuse: F 250V 1A(800mA range)Voltage drop: ≤800mVMax. input current: 20A less than 15s) |
| 800mA | 10µA |
| 8A | 0.1mA | ±(0.8% +10d) |
| 20A | 1mA | ±(1.5% +10d) |
| True RMS of AC Current |
| Range | Resolution | Accuracy | Remarks |
| 80mA | 1µA | ±(1.0% +20d | Fuses : F 250V 1A S 250V 15AVoltage drop: ≤800mVSensitivity : mA range is 50Hz~5kHzA range is 50Hz~400HzMax. Input Current: 20A(up to 15 seconds) |
| 800mA | 10µA |
| 8A | 0.1mA | ±(1.5% +20d) |
| 20A | 1mA | ±(2.0% +20) |
| - Resistor |
| Range | Resolution | Accuracy | Remarks |
| 800Ω | 0.01Ω | ±(0.2% +10d) | Overload protection250Vrms |
| 8kΩ | 0.1Ω | ±(0.2% +5d) |
| 80kΩ | 1Ω |
| 800kΩ | 10Ω |
| 8MΩ | 100Ω | ±(0.3% rdg+10d) |
| 80MΩ | 1kΩ | ≤40MΩ±(1.5 % +10) > 40MΩ ±(3.0% +10) |
| - Frequency |
| Range | Resolution | Accuracy | Remarks |
| 999.99Hz | 0.01Hz | ±(0.1% +5d) | Overload protection: 250VrmsSensitivity: ≥200mVpp |
| 9.9999kHz | 0.1Hz |
| 99.99kHz | 1Hz |
| 999.99kHz | 10Hz |
| 6.0000MHz | 100Hz |
| - Capacitor |
| Range | Resolution | Accuracy | Remark |
| 1nF | 1pF | ±(5.0% +50d) | Overload protection: 250Vrms |
| 10nF | 10pF |
| 100nF | 100 |
| F |
| 1µF | 1n |
| 10µF | 10nF |
| 100µF | 100nF |
| - Temperature |
| Temperature | Resolution | Accuracy | Remark |
| -50°C~ 1372°C | 0.1°C | <0°C or 32°F: ±(10% +5°), | K Thermocouple Type |
| ≥0°C or 32°F & ≤1000°C or 1832°F: |
| -58°F~ 2502°F | 0.1°F | > 100°C or 1832°F: ±(3.0% +20°) |
| - Diode |
| Functio | Range | Accuracy / Resolution | Remarks |
| Diode | 3.0000V | ±(3.0% +5d) / 0.0001V | Diode positive voltage drop; overload protection: 250Vrms |
| - dBm |
| Function | Range | Accuracy | Resolution |
| dBm | 80.00dBm~ +80.00dBm | ±1.0% | 0.01dBm |
| Square wave output | |
| JULout | Description |
| Voltage Amplitude | 3V approx. |
| Frequency | 0.5Hz/1.0Hz/2.0Hz/10Hz/50Hz/60.24Hz/74.63Hz100Hz/151.5Hz/200Hz/303Hz/606.6Hz / 1250H/1666Hz/2500Hz/5000Hz |
| Duty cycle | 1%~99% |
| RS232 Communication for DMM |
| It has function of RS232 communication which can make user record and save measured data conveniently. |
| The user should setup RS232 software disc to PC and connect to PC with RS232 cables. |
| DDS Function Generator |
| Waveform characteristics |
| Waveform type | Sine, Triangle, Square |
| Sine harmonious wave distortion(1Vpp, 50Ω) | <20kHz: -50dBc / 20kHz~1 MHz: -40dBc / 1 MHz~10»: -35dBc |
| Sine wave distortion | <1%(0.1Hz~100kHz) |
| Square wave Rise/Fall time | <50n (1MHz», 50Ω, output voltage 5Vpp) |
| Square overshot: | <5% |
| Square duty variable range | 15%~85%(<10kHz) |
| Waveform asymmetry | <1.5 % + 20ns of period(<100kHz) |
| Triangle linearity | <1% (<100kHz) |
| Frequency characteristics |
| Frequency range | Sine wave | 0.1 Hz~10MHz |
| Square wave | 0.1Hzz~2MHz (100mVpp~10Vpp,50Ω) |
| 2MHz~5MHz (100mVpp~2Vpp,50Ω) |
| Other waveform | 0.1 Hz~1MHz (TTL : 100KHz) |
| Frequency accuracy | ±(5*10-5+80mHz) |
| Frequency stability | ±50ppm(Long Term) |
| Max. resolution | 0.01Hz |
| Amplitude Characteristics |
| Output amplitude range | 100mVpp~20Vpp(High Impedance) |
| Amplitude flatness | ±10% |
| Output impedance | 50Ω±10%/600Ω±10% |
| Overshot Characteristic |
| DC offset range(Vpp AC + DC) | ±10V(High Impedance) / ±5V(50Ω) |
| Sweep Frequency Characteristics |
| Type | Linearityor Log |
| Sweep frequency | Negative or positive |
| Sweep range | 1 Hz~10Mhz |
| Sweep frequencyvelocity | 0.01Hz~100Hz |
| Attenuation |
| Attenuation | 20dB / - Error: ±5%(±0.5dB)(open) |
| External amplitude |
| Input impedance | 1kΩ |
| Ext amplitude freq range (Inner impedance 50Ω of modulation source) : 0.1 Hz~20kHz |
| Amplitude sensitivity | 0~5Vpp±5% |
| Amplitude depth | 0~100% |
| TTL Output: |
| Output amplitude | Low level ≤0.3V/high level 2:3.3V |
| Output impedance | 50Ω±10% |
| Frequency Counter |
| Freq measurement range | CHA 1Hz~110MHz / CHB: 110MHz~2.7GHz |
| Input sensitivty | CHA: 40mVrms or 100mVpp(1Hz~80MHz), 70mVrms or 200mVpp (80MM~110MHz) |
| CHB: 40mVrms(110MHz~2.0GHz), 70mVrms(2.0GHz~2.7GHz) |
| Measurement accuracy | ±1x10-7/s ± time base error ± trigger error |
| Time base | 10MHz, <±5x10-6(5ppm) |
| Max. Input voltage | CHA 35Vpp, CHB: 3Vpp |
| Input impedance | CHA 1MΩ, CHB: 50Ω |
| Resolution | (±1x10-7/s) measured signal frequency]/ Strobe time |
| DC Power Supply |
| CH1 output (output port) |
| Output voltage | 0~30V |
| Output current | 0~3A |
| Ripple and noise | ≤3mVrms |
| Load effect | 0.1% + 30mV |
| Source effect | 0.1% + 15mV |
| Max. output current | 3.1A |
| Display accuracy | Voltage: ±1% +2digit, Current: ±2% +2digit |
| CH2 output (output port) |
| Output voltage | ±15Vfixed |
| Output current | 1A |
| Ripple and noise | ≤3mVrms |
| Load effect | 0.1 % + 50mV |
| Source effect | 0.1% + 30mV |
| Max. output current | 1.1A |
| CH3 output (output port) |
| Output voltage | + 5Vfix±3% |
| Ripple and noise | 2A |
| Output current | ≤3mVrms |
| Load effect | 0.1% + 70mV |
| Source effect | 0.1% + 60mV |
| Max. output current | 21.1A |
