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Brief Introduction
24-bit color 4.3-inch 480 x 272 color LCD screen, English and
Chinese interface
PLL (phase-locked loop) technology, faster measurement speed
AC and DC test
Wide current measurement range
Input signal waveform display: Voltage and current can be
displayed simultaneously or separately
Higher measurement accuracy and faster data update rate
Rich display mode:
Traditional four-window display
Full parameter full screen display
Higher frequency test range and wider frequency response
Multiple harmonic analysis display modes: List mode,Histogram
Data Record Function
Model | TH3311 | TH3312 | TH3321 | TH3331 | |
Display | 4.3-inch color TFT display | ||||
Connection Mode | Single phase | ||||
Basic Features | AC | þ | þ | þ | þ |
DC | þ | þ | þ | þ | |
Precise | þ | þ | þ | þ | |
Micro Current |
|
| þ |
| |
Wide Current |
|
|
| þ | |
Harmonic Analysis |
| þ | þ | þ | |
Power Test | þ | þ | þ | þ | |
Display Mode | Data | þ | þ | þ | þ |
Oscillogram | þ | þ | þ | þ | |
Harmonic Histogram |
| þ | þ | þ | |
Basic Accuracy | 0.15% reading + 0.2% range +1 digit | ||||
Voltage | Range | 5V-75V/150V/300V/600V | |||
Resolution | 0.01V | ||||
Current | Range | 10mA/30mA/100mA/400mA/1.5A/5A/20A | 1mA/3mA/10mA/40mA/150mA/500mA/2A | 10mA/30mA/100mA/400mA/1A/3A/10A/40A | |
Minimum Resolution | 1mA | 1uA | 1mA | ||
Power | Range | 0.01W-12kW | 0.01mW-1.2kW,6-class energy efficiency | 0.01W-24kW | |
Minimum Resolution | 0.01W | 0.001mW | 0.01W | ||
Frequency | Range | Fundamental frequency range :DC/45Hz-400Hz, Bandwidth :21kHz, filter 5kHz Minimum resolution | |||
Minimum Resolution | 0.01Hz | ||||
Power Factor | Range | 0.001-1.000 | |||
Minimum Resolution | 0.001 | ||||
Harmonic Analysis | ------ | ± (5% of reading + 0.3% of range) | |||
Power Integral | Range | 0-99999kWh | |||
Resolution | 0.001Wh | ||||
Accuracy | ± (0.2% of reading + 0.3% of range) | ||||
Power Timing | Range | 0-9999:59:59 | |||
Resolution | 1s | ||||
Accuracy | ±0.05% | ||||
Measurement Speed | times / sec DC: 3 times / sec, harmonic function on: 2 times / sec | ||||
Lock Function | Data lock | ||||
Range Mode | AUTO / MAN | ||||
Input Impedance | ≥ 1MΩ (all voltage profiles) | ||||
Comparator | limit sound, light alarm | ||||
Output | Relay output | ||||
Communication Interface | RS232C/RS485,USB DEVICE,USB HOST,HANDLER | ||||
Storage | USB waveforms, set files |
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