CWF-3300 FLEXIBLE AC POWER METER
True rms, 3000 A
FLEXIBLE AC POWER METER
Model : CWF-3300 ISO-9001, CE, IEC1010
FEATURES
* Meet IEC 1010 CAT III 1000 V safety requirement. |
* 6000 counts A/D, high resolution. |
* Double insulation coil. |
* Voltage and Current are the True RMS value. |
* ACV input impedance is 10 Mega ohms. |
* True Power(KW) measurement. |
* Apparent Power (KVA) measurement. |
* Reactive Power (KVAR) measurement. |
* Power Factor (PF) measurement. |
* Voltage measurement range: 10 to 600 ACV. |
* Current measurement range: 1 to 3000 ACA. |
* Resistance measurement range: 20 KΩ |
* Data hold . |
* Auto shut off is available to save battery life. |
* Safety Standard : IEC 1010, CAT IV 600V. |
* Powered by AAA ( UM-4 ) DC 1.5 V X 2 batteries |
* Built-in overload protection for most ranges. |
* LSI circuit provides high reliability and durability. |
* Uses durable, long-lasting components, enclosed in strong, light weight ABS-plastic housing. |
GENERAL SPECIFICATIONS
Display | 33.5 mm x18.7 mm LCD display |
Measurement | ACV, ACA, KW , KVA , KVAR , PF Resistance, Continuity beeper |
A/D counts no. | 6000 counts. |
Function | *" WATT " function can select : ACV, ACA, KW , KVA , KVAR , PF *" Ω " function can select : Resistance , Continuity beeper |
Data hold | To freeze the display reading on the LCD display. |
Power On/Off management | Auto power off or manual power off. |
Selection | Select (ACV, ACA, KW , KVA , KVAR , PF )Function . |
Polarity | Appears when measuring a PF value negative Capacitive loads are leading (current leads voltage) |
Sampling time | Approx. 0.5 to 1 second. |
Operating Temp. | 0 ℃ to 50 ℃ (32 ℉ to 122 ℉) |
Operating humidity | Max. 80% RH. |
Power supply | DC 1.5 V battery ( UM-4, AAA ) x 2 |
Power consumption | Approx. DC 25 mA. |
Flexible Cable length | 300 mm |
Flexible Cable Diameter | 8 mm |
Dimension | 290 x135 x 27.8 mm ( 11.4x 5.3 x 1.09 inch ). |
Weight | 208 g/0.46 LB ( w.o battery ). |
Accessories Included | Red and Black Test Leads................ 1 Set Instruction Manual........................... 1 PC |
ELECTRICAL SPECIFICATIONS (23±5 ℃ )
AC Voltage ( True rms )
Range | 10 to 600 V |
Resolution | 0.1V |
Accuracy | ± ( 0.5% + 5d ) * Spec. are tested under 50/60 Hz. |
Input impedance | 10 M ohm. |
Over load protection | 750 ACV |
AC Current ( True rms )
Range | 999.9A/3000A | |
Resolution | 0.1A /1A | |
Accuracy | 1000 A Range | ± ( 1% +8d ) |
3000 A Range | ± ( 1% +10d ) | |
Linearity | ± 0.2% of reading value * From 10 % to 100 % of range value. | |
Conductor position sensitivity | ± ( 2% +15d ) of reading value * The measured conductor distance from center > 25mm (1" ) | |
External field influence | Increase ± 1.5% of range value max. *Recommend the distance between different " Flexible current probe " should > 200mm | |
Remark | *Accuracy is specified that the measured conductor's position is on the center of "Flexible current probe". *ACA specification be tested on sine wave 50/60 Hz. *Measurement range:1A to 3000A | |
Active / Apparent / Reactive ( W/VA/VAR )
Range | 999.9/9.999K/99.99K/999.9K/1800K (W / VA / VAR) |
Resolution | 0.1 / 0.001K / 0.01K / 0.1K / 1K (W / VA / VAR) |
Accuracy | ± (1.5% +20d ) *Spec. are tested under 50/60 Hz. *Spec. are specified under following condition : PF 0.1 to 1.0 , PT = 1, ACV >10V, ACA > 5 A |
Power factor
Range | 0.00 to 1.00 |
Resolution | 0.01 |
Accuracy | ± 0.04 |
Remark | *Spec. are specified under following condition : ACV > 10V, ACA > 5 A |
OHMS
Range | 20 KΩ |
Resolution | 0.01 KΩ |
Accuracy | ± ( 1.5 % + 5d ) |
Over load protection | ± 350 DCV, 350 ACV. |
Continuity Beeper
Beeper will sound if measured resistance less than 20 ohm. |