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The BK Precision 5335C is a single-phase AC / DC power meter that is for measuring and analyzing power consumption and power quality parameters quickly and accurately. The 5335C measures all AC and DC parameters, including power, current, voltage, power factor, frequency, and phase. This meter supports power measurements up to 600 Vrms and 20 Arms, with a bandwidth up to of 100 kHz.
Specifications are subject to the following conditions
Temperature: 23±5° C, humidity: 30 to 75% RH.
Warm-up time: 30 minutes
| General Measurement Specifications | ||
Basic measurements | Voltage, Current | Peak to peak, Maximum, Minimum, Average_rms, Average_rectified, DC, Crest factor (current), Inrush (current) |
| Power | Real, Apparent, Reactive, DC, Power factor | |
| Time | Frequency, Phase | |
| Integration | Total power, Total current, Maximum power, Minimum power | |
Harmonic measurements | Type | Current, Voltage, Real power, Apparent power, Reactive power, Power factor, Phase, Percentage of total (Current, Voltage, Power) |
| Range | DC up to 50th order | |
| Max. Frequency | 100 kHz | |
| Input bandwidth | DC, 0.5 Hz to 100 kHz | |
| Measurement method | Digital sampling | |
| A/D Converter | Simultaneous conversion of voltage and current inputs, Resolution: 18-bit, Maximum conversion rate: 10 μs | |
| Line filter | Select OFF or ON (cutoff frequency at 500 Hz) | |
| Peak (max,min) | Voltage, current, or power | |
| Input voltage continuous max. | 1.5 kV-peak or 1 kV-RMS, whichever is less | |
| Input voltage transient (<1s) max. | 2 kV-peak or 1.5 kV-RMS, whichever is less | |
| Input voltage common-mode max. | 600 Vrms | |
| Voltage input impedance | 2 MΩ + 13 pF in parallel (typical) | |
Current input impedance (typical) | 5 mA to 200 mA range | 505 mΩ + 0.1 μH |
| 0.5 A to 20 A range | 5 mΩ + 0.1 μH | |
| Sensor input | 20 kΩ (50 mV to 2 V) 100 kΩ (2.5 V to 10 V) | |
Input current continuous max. | 5 mA to 200 mA range | 30 A-peak or 20 A-RMS, whichever is less |
| 0.5 A to 20 A range | 100 A-peak or 30 A-RMS, whichever is less | |
| Sensor input | Peak value less than or equal to 5 times the rated range | |
Input current transient (<1s) max. | 5 mA to 200 mA range | 30 A-peak or 20 A-RMS, whichever is less |
| 0.5 A to 20 A range | 150 A-peak or 40 A-RMS, whichever is less | |
| Sensor input | Peak value less than or equal to 10 times the rated range | |
| Voltage Measurement Accuracy and Ranges | ||
| Ranges | CF=3: 15 V, 30 V, 60 V, 150 V, 300 V, 600 V CF=6: 7.5 V, 15 V, 30 V, 75 V, 150 V, 300 V | |
Accuracy² (line, frequency, & digital filter set to off) | DC to 1 kHz | ±(0.1% + 0.2% F.S.) |
| 1 kHz < f ≤ 10 kHz | ±((0.07 f¹ )% + 0.3% F.S.) | |
| 10 kHz < f ≤ 100 kHz | ±(0.5% + 0.5% F.S.) ± [{0.04 × (f¹ - 10)}% ] | |
Temperature coefficient | For temperature changes after zero-level compensation or range change | + 0.02% F.S. /°C to the DC voltage accuracy |
| Influence of self-generated heat caused by voltage input (U is the voltage reading (V)) | + 0.0000001 × U²% to the AC voltage accuracy + 0.0000001 × U² % + 0.0000001 × U² % F.S. to DC current accuracy | |
¹ Input signal frequency in kHz
² Input waveform: Sine wave crest factor: 3, common-mode voltage: 0 V, power factor: 1
Frequency filter: Turn on when measuring ≤ 200 Hz
| Current Measurement Accuracy and Ranges | |||||||
Direct input range | CF= 3:5 mA, 10 mA, 20 mA, 50 mA, 100 mA, 200 mA, 0.5 A, 1 A, 2 A, 5 A, 10 A, 20 A | ||||||
| CF= 6:2.5 mA, 5 mA, 10 mA, 25 mA, 50 mA, 100 mA, 250 mA, 0.5 A, 1 A, 2.5 A, 5 A, 10 A | |||||||
Sensor input range | External 1 | CF = 3: 2.5 V, 5 V, 10 V CF = 6: 1.25 V, 2.5 V, 5 V | |||||
| External 2 | CF= 3: 50 mV, 100 mV, 200 mV, 500 mV, 1 V, 2 V CF= 6: 25 mV, 50 mV, 100 mV, 250 mV, 500 mV, 1 V | ||||||
Accuracy ² (line, frequency, & digital filter set to off) | DC to 1 kHz | ±(0.1% + 0.2% F.S.) | |||||
| 1 kHz < f ≤ 10 kHz | ±{(0.07 f ¹)% + 0.3% F.S.} | ||||||
| 10 kHz < f ≤ 100 kHz | ±(0.5% + 0.5% F.S.) ± [{0.04×(f ¹ -10)}%] | ||||||
Temperature coefficient | 2.5 to 200 mA | 5 μA/ °C (after zero-level compensation, or range change) | |||||
| 500 mA to 20 A | 500 μA/ °C (after zero-level compensation, or range change) | ||||||
| Influence of internal sensor self-heating | + 0.00013 × I² % of reading to the AC current accuracies + 0.00013 × I² % of reading + 0.004 × I² mA (0.5 to 20 A) or 0.00013 × I² % of reading + 0.00004 × I² mA (2.5 to 200 mA), add to the DC current accuracy specifications | ||||||
| Power Measurement Accuracy | |||||||
Real power accuracy ² ³ (CF= 3)4 | DC | ±(0.1% + 0.2% F.S.) | |||||
| 0.5 Hz ≤ f < 45 Hz | ±(0.3% + 0.2% F.S.) | ||||||
| 45 Hz ≤ f ≤ 66 Hz | ±(0.1% + 0.1% F.S.) | ||||||
| 66 Hz < f ≤ 1 kHz | ±(0.2% + 0.2% F.S.) | ||||||
| 1 kHz < f ≤ 10 kHz | ±(0.1% + 0.3% F.S.) ± [{0.067×(f-1)}%] | ||||||
| 10 kHz < f ≤ 100 kHz | ±(0.5% + 0.5% F.S.) ± [{0.09×(f-10)}%] | ||||||
| Apparent power (S) | Voltage accuracy + current accuracy | ||||||
| Reactive power (Q) | Apparent power accuracy + ( √1.0004-PF²) - ( √1-PF²) × 100% | ||||||
| Power factor (PF) | ±[(PF–PF/1.0002) + abs(cosØ - cos{Ø+sin-1(influence from the power factor when PF=0%/100)})] ± 1 digit when voltage and current are at the measurement range rated input | ||||||
| Phase angle (Ф) | ±[abs(Ø - cos-1(PF/1.0002)) + sin-1{(influence from the power factor when PF=0%)/100}] deg ± 1 digit when voltage and current are at the measurement range rated input | ||||||
| Temperature coefficient | Same as the temperature coefficient for voltage and current | ||||||
| Frequency Measurement Accuracy | |||||||
| Frequency measurement range | Data update interval | 0.1 s | 0.25 s | 0.5 s | 1 s | 2 s | 5 s |
| Measurement range | 25 Hz ≤ f ≤ 100 kHz | 10 Hz ≤ f ≤ 100 kHz | 5 Hz ≤ f ≤ 100 kHz | 2.5 Hz ≤ f ≤ 100 kHz | 1.5 Hz ≤ f ≤ 50 kHz | 0.5 Hz ≤ f ≤ 20 kHz | |
Accuracy | ±0.06% | (CF 3 and signal <30% F.S.) or, (CF 6 and signal <60% F.S.), and ≤ 200 Hz with frequency filter on | |||||
| Frequency filter | 500 Hz low-pass | ||||||
¹ Input signal frequency in kHz
² Input waveform: Sine wave crest factor: 3, common-mode voltage: 0 V, power factor: 1
Frequency filter: Turn on when measuring ≤ 200 Hz
³ When power factor (PF)=0 (apparent power (S)):
±0.2% of S when 45 Hz ≤ f ≤ 66 Hz
±{(0.2+0.2×f)% of S} when 0.066 ≤ f ≤ 100 kHz
When 0<PF<1(phase angle (Ф)):
(power reading ) × [(power reading error %) + (power range %) × (power range/indicated apparent power value) + {tanФ× (influence when PF=o)%}]
When the line filter is turned ON:
45 to 66 Hz: Add 0.3% of reading
<45 Hz: Add 1% of reading
4 Accuracy when the crest factor is set to 6, the accuracy is obtained by doubling specified accuracies
| Harmonic Measurement Parameters | |||||
| Measurement method | PLL synchronization | ||||
| Frequency range | PLL frequency source range 10 Hz to 1.2 kHz (typical) | ||||
| FFT data length | 1024 | ||||
| Window function | Rectangle | ||||
| Fundamental frequency (Fund. freq.) | 10 Hz to 75 Hz | 75 Hz to 150 Hz | 150 Hz to 300 Hz | 300 Hz to 600 Hz | 600 Hz to 1200 Hz |
| Sample rate | (Fund. freq.) x 1024 | (Fund. freq.) x 512 | (Fund. freq.) x 256 | (Fund. freq.) x 128 | (Fund. freq.) x 64 |
| Window width | 1 | 2 | 4 | 8 | 16 |
| Upper limit of analysis orders | 50 | 32 | 16 | 8 | 4 |
| Harmonic Measurement Accuracy (when line filter is off) | |||||
| Frequency | 10 Hz ≤ f < 45 Hz | 45 Hz ≤ f ≤ 440 Hz | 440 Hz < f ≤ 1 kHz | 1 kHz < f ≤ 2.5 kHz | 2.5 kHz < f ≤ 5 kHz |
| Voltage and current | ±0.15% ± 0.35% F.S. | ±0.15% ± 0.35% F.S. | ±0.20% ± 0.35% F.S. | ±0.80% ± 0.45% F.S. | 3.05% ± 0.45% F.S. |
| Power | ±0.15% ± 0.50% F.S. | ±0.20% ± 0.50% F.S. | ±0.40% ± 0.50% F.S. | 1.56% ± 0.60% F.S. | 5.77% ± 0.60% F.S. |
| Oscilloscope Function | |||||
| Channels | 2 | ||||
| Measurement | Voltage and current | ||||
| Bandwidth (-3 dB) | 10 kHz | ||||
| Sample rate | 100 kS/s | ||||
| Record length | 300 points/channel | ||||
| Horizontal scale (Accuracy ±4.0%) | 500 us, 1 ms, 2 ms, 5 ms, 10 ms, 20 ms, 50 ms, 100 ms, 200 ms, 500 ms | ||||
| Vertical scale ranges (Accuracy ±4.0%) | CF 3 | I: 2.5, 5, 10, 25, 50, 100, 250, 500 mA/div, 1 A, 2.5 A, 5 A, 10 A/div, U: 7.5, 15, 30, 75, 150, 300 V/div | |||
| CF 6 | I: 5, 10, 20, 50, 100, 200, 500 mA/div, 1 A, 2 A, 5 A, 10 A, 20 A/div, U: 15, 30, 60, 150, 300, 600 V/div | ||||
| Maximum input voltage (DC+AC peak) | 1800 V | ||||
| Maximum input current (DC+AC peak) | 60 A | ||||
| Environmental and Safety | |||||
| Temperature | Operating: 41 ºF to 104 ºF (5 °C to 40 °C) Storage: -4 ºF to 122 ºF (-20 °C to 50 °C) | ||||
| Humidity | 20% RH to 80% RH (non-condensing) | ||||
| Electromagnetic compatibility | IEC 61326 | ||||
| Safety | IEC 61010-1, EN 61010-1, Measurement 600 V CAT II | ||||
| General | |||||
| Display | 4.3” TFT-LCD display, 480 x 272 | ||||
| Remote Interfaces | USB (USBTMC-Compliant), RS232, LAN | ||||
| Power | 100 to 240 VAC, 50 / 60 Hz | ||||
| Power Consumption | 50 VA max. | ||||
| Dimensions (W x H x D) | 8.4” x 3.5” x 14” (214.5 mm × 88.2 mm × 354.6 mm) | ||||
| Weight | 6.2 lbs (2.8 kg) | ||||
| Warranty | 3 Years | ||||
| Standard Accessories | Getting started manual, instruction manual (downloadable), AC power cord, USB type A-to-type B cable, certificate of calibration | ||||
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