Portable Electrical Test Equipment Three Phase Standard Meter English Display
GF312B2 Portable Three Phase Standard Meter with high accuracy class and english display
Product Description
GF312B2 portable three phase standard reference meter high accuracy 0.02%. It can be applied in following area:
Electric power department
Measuring and quality examining department
Electrical lab.
Features
High accuracy up to 0.02%
Metal body, strong and reliable
DSP+32 bit ARM technology
Measurement 2~51 times harmonics
Waveform display function
Vector diagram function
Energy accumulating function
7 inch TFT color LCD
Suit for testing in the field or in the lab
Accuracy class 0.02% , 0.05%
Test voltage range 30-560V
Test current range (direct connection) 20mA-120A
Power supply 85-450V, 50/60Hz±2Hz
Power consumption 13VA
| Electrical parameters | |
| Accuracy class | 0.02% , 0.05% |
| Power supply | 85-450V, 50/60Hz±2Hz |
| Power consumption | 13VA |
| Communication port | RS232 , USB |
| Voltage measurement | |
| Range | 30-560V |
| Resolution | 0.001V |
| Error | ±0.02% (30V-560V) ±0.05% (5V-30V) |
| Harmonic | 2nd-51st |
| Current measurement | |
| Range (direct connection) | 20mA-120A |
| Resolution | 0.1mA |
| Error (direct connection) | ±0.02% (100mA-120A) ±0.05% (20mA-100mA) |
| Harmonic | 2nd-51st |
| Clamp on CT(option) | 5A,20A, 100A |
| Accuracy | 0.20% |
| Power measure error | |
| Active power (direct connection) | ±0.02% (0.1A-120A) ±0.05% (0.02A-0.1A) |
| Reactive power (direct connection) | ±0.05% (0.1A-120A) |
| Energy measure error | |
| Active energy (direct connection) | ±0.02% (0.1A-120A) ±0.05% (0.02A-0.1A) |
| Reactive energy (direct connection) | ±0.05% (0.1A-120A) |
| Phase angle | |
| Range | 0o-360o |
| Resolution | 0.005o |
| Error | ±0.02o |
| Frequency | |
| Range | 45-65Hz |
| Resolution | 0.001Hz |
| Error | 0.002Hz |
| Power factor | |
| Range | -1.0 ~ 0 ~ +1.0 |
| Resolution | 0.0001 |
| Error | 0.0005 |
| Pulse output | |
| Energy constant | 1-250000 |
| Pulse ratio | 1:1 |
| Output level | 5V |
| Pulse input | |
| Input channel | 1 |
| Input level | 5-24V |
| Input frequency | Max. 2MHz |
| Display | |
| Color LCD | 7”STN (800×480) |
| Mechanical parameters | |
| Dimensions (W×H×D) (mm) | 365×269×151 |
| Weight (kg) | 4 |
| Environmental conditions | |
| Ambient temperature | -10°C to 40°C |
| Relative humidity | 30%-80% |
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