GF112W made in GFUVE GROUP, is a single phase high precision digital watt meter in class 0.05, 0.1, used for testing all kinds of single phase power system. Wide measurement range from 1mA to 10A or 20A and 0 to 600V, frequency range 40.000Hz to 70.000Hz, and also can be used to test alternating current electrical parameters - voltage, current, active power, reactive power, apparent power, harmonics, phase angle, power factor, frequency, kWh etc. It can display U & I wave form and vector diagram. Small size design, light weight, simple and convenient operation. It is an ideal high precision watt meter for the electrical laboratory and onsite service engineers.
Electrical parameters | |
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Accuracy class | 0.05%, 0.1% |
Active power measurement accuracy | 0.05%, 0.1% |
Energy measurement accuracy | 0.05%, 0.1% |
Power supply | AAA type, Li rechargeable battery, 2700mAh, 3.6V it can work 48 hours continuously |
Warming-up time | <2 min |
Voltage measurement | |
U Range | 0-600.00V |
Accuracy | 0.05% |
Harmonics | 2nd-31st |
Resolution | 0.01V |
Current measurement | |
I Range | 0-10.000A or 0-20.000A |
Accuracy | 0.05% |
Harmonics | 2nd-31st |
Resolution | 0.001A |
Phase measurement | |
Range | 0.00°-359.99° |
Resolution | 0.01° |
Accuracy | 0.05° |
Frequency measurement | |
Range | 40-70Hz |
Resolution | 0.001Hz |
Accuracy | 0.002Hz |
Power Factor Measurement | |
Range | -1.0000 ~ 0 ~ 1.0000 |
Resolution | 0.0001 |
Accuracy | 0.0002 |
Energy pulse output | |
Pulse constant | 8000 |
Energy Pulse Input | |
Input range of pulse constant | 1-25000 |
Pulse input level | 5V |
Function | |
Energy(kWh) accumulation | Yes |
Harmonic measurement | Yes |
Key | Yes, 2PCS |
Pulse cable | Yes, 1PC |
PC management software | Yes, optional |
BT printer | Yes, optional |
Android APP software | Yes, optional |
LCD | 3.5 inch touch TFT color LCD |
Data logger | Yes |
Data storage | 20000 sets |
Recorder time interval | 1s, 2s...60mins can be setting |
Data download | Yes, U disk |
Communication port | USB & Bluetooth port |
Standard | |
Standard | IEC 62053-21,22, 23; IEC 60736; IR46; ANSI C12.20-2002; JJG 597-2005; JJG596-2012; JJG 1085-2013; JJF 68-2019; DL/T 826-2002; DL/T 1478-2015; DL/T 448-2016 |
Safety | |
Isolation protection | IEC 61010-1:2001 |
Measurement Category | 600 V CAT III |
Degree of protection | IP54 |
Declaration of conformity | CE & CNAS certified |
Mechanical parameters | |
Dimension (L×W×H)(mm) | 155×75×33 |
Weight (kg) | 0.35 (mains) 1.5 (accessory and box) |
Environmental conditions | |
Working temperature | -20°C to 50°C |
Working humidity | 5%-85%RHD |
Storage temperature | -25°C to 70°C |
Storage humidity | 5%-95%RHD |