| Volt |
| |
Model |
Measurement Range |
Resolution |
Accuracy |
| Vrms (AC + DC) |
434-II |
1 V to 1000 V phase to neutral |
0.1 V |
±0.1% of nominal voltage1 |
| 435-II |
1 V to 1000 V phase to neutral |
0.01 V |
±0.1% of nominal voltage1 |
| Vpk |
1 Vpk to 1400 Vpk |
1 V |
5% of nominal voltage |
| Voltage Crest Factor (CF) |
1.0 > 2.8 |
0.01 |
±5% |
| Vrms½ |
434-II |
1 V to 1000 V phase to neutral |
0.1 V |
± 1 % of nominal voltage |
| 434-II and 435-II |
|
0.1 V |
±0.2% of nominal voltage |
| Vfund |
434-II |
1 V to 1000 V phase to neutral |
0.1 V |
± 0.5 % of nominal voltage |
| 435-II |
|
0.1 V |
± 0.1 % of nominal voltage |
| Amps (accuracy excluding clamp accuracy) |
| Amps (AC + DC) |
i430-Flex 1x |
5 A to 6000 A |
1 A |
±0.5% ±5 counts |
| i430-Flex 10x |
0.5 A to 600 A |
0.1 A |
±0.5% ±5 counts |
| 1mV/A 1x |
5 A to 2000 A |
1A |
±0.5% ±5 counts |
| 1mV/A 10x |
0.5 A A to 200 A (AC only) |
0.1 A |
±0.5% ±5 counts |
| Apk |
i430-Flex |
8400 Apk |
1 Arms |
±5% |
| 1mV/A |
5500 Apk |
1 Arms |
±5% |
| A Crest Factor (CF) |
1 to 10 |
0.01 |
±5% |
| Amps½ |
i430-Flex 1x |
5 A to 6000 A |
1 A |
±1% ±10 counts |
| i430-Flex 10x |
0.5 A to 600 A |
0.1 A |
±1% ±10 counts |
| 1mV/A 1x |
5 A to 2000 A |
1 A |
±1% ±10 counts |
| 1mV/A 10x |
0.5 A A to 200 A (AC only) |
0.1 A |
±1% ±10 counts |
| Afund |
i430-Flex 1x |
5 A to 6000 A |
1 A |
±0.5% ±5 counts |
| i430-Flex 10x |
0.5 A to 600 A |
0.1 A |
±0.5% ±5 counts |
| 1mV/A 1x |
5 A to 2000 A |
1 A |
±0.5% ±5 counts |
| 1mV/A 10x |
0.5 A A to 200 A (AC only) |
0.1 A |
±0.5% ±5 counts |
| Hz |
| Hz |
Fluke 434 @ 50 Hz Nominal |
42.50 Hz to 57.50 Hz |
0.01 Hz |
±0.01 Hz |
| Fluke 434 @ 60 Hz Nominal |
51.00 Hz to 69.00 Hz |
0.01 Hz |
±0.01 Hz |
| Fluke 435 @ 50 Hz Nominal |
42.500 Hz to 57.500 Hz |
0.001 Hz |
±0.01 Hz |
| Fluke 435 @ 60 Hz Nominal |
51.00 Hz to 69.00 Hz |
0.001 Hz |
±0.01 Hz |
| Power |
| Watts (VA, var) |
i430-Flex |
max 6000 MW |
0.1 W to 1 MW |
±1% ±10 counts |
| 1 mV/A |
max 2000 MW |
0.1 W to 1 MW |
±1% ±10 counts |
| Power Factor (Cos j/DPF) |
0 to 1 |
0.001 |
±0.1% @ nominal load conditions |
| Energy |
| kWh (kVAh, kvarh) |
i430-Flex 10x |
Depends on clamp scaling and V nominal |
±1% ±10 counts |
| Energy Loss |
i430-Flex 10x |
Depends on clamp scaling and V nominal |
±1% ±10 counts Excluding line resistance accuracy |
| Harmonics |
| Harmonic Order (n) |
DC, 1 to 50 Grouping: Harmonic groups according to IEC 61000-4-7 |
| Inter-Harmonic Order (n) |
OFF, 1 to 50 Grouping: Harmonic and Interharmonic subgroups according to IEC 61000-4-7 |
| Volts % |
f |
0.0% to 100% |
0.1% |
±0.1% ±n x 0.1% |
| r |
0.0% to 100% |
0.1% |
±0.1% ±n x 0.4% |
| Absolute |
0.0 to 1000 V |
0.1 V |
±5%1 |
| THD |
0.0% to 100% |
0.1% |
±2.5% |
| Amps % |
f |
0.0% to 100% |
0.1% |
±0.1% ±n x 0.1% |
| r |
0.0% to 100% |
0.1% |
±0.1% ±n x 0.4% |
| Absolute |
0.0 to 600 A |
0.1 A |
±5% ±5 counts |
| THD |
0.0% to 100% |
0.1% |
±2.5% |
| Watts % |
f or r |
0.0% to 100% |
0.1% |
±n x 2% |
| Absolute |
Depends on clamp scaling and V nominal |
— |
±5% ±n x 2% ±10 counts |
| THD |
0.0% to 100% |
0.1% |
±5% |
| Phase Angle |
-360° to +0° |
1° |
±n x 1° |
| Flicker |
| Plt, Pst, Pst (1 min) Pinst |
0.00 to 20.00 |
0.01 |
±5% |
| Unbalance |
| Volts % |
0.0% to 20.0% |
0.1% |
±0.1% |
| Amps % |
0.0% to 20.0% |
0.1% |
±1% |
| Mains Signaling |
| Threshold Levels |
Threshold, limits and signaling duration is programable for two signaling frequencies |
— |
— |
| Signaling Frequency |
60 Hz to 3000 Hz |
0.1 Hz |
|
| Relative V % |
0% to 100% |
0.10% |
±0.4% |
| Absolute V3s (3 second avg.) |
0.0 V to 1000 V |
0.1 V |
±5% of nominal voltage |
| General Specifications |
| Case |
Design Rugged, shock proof with integrated protective holster Drip and dust proof IP51 according to IEC60529 when used in tilt stand position Shock and vibration Shock 30 g, vibration: 3 g sinusoid, random 0.03 g 2 /Hz according to MIL-PRF-28800F Class 2 |
| Display |
Brightness: 200 cd/m 2 typ. using power adapter, 90 cd/m 2 typical using battery power Size: 127 x 88 mm (153 mm/6.0 in diagonal) LCD Resolution: 320 x 240 pixels Contrast and brightness: user-adjustable, temperature compensated |
| Memory |
8GB SD card (SDHC compliant, FAT32 formatted), up to 32GB optionally. Screen save and multiple data memories for storing data including recordings (dependent on memory size). |
| Real-Time Clock |
Time and date stamp for Trend mode, Transient display, System Monitor and event capture |
| Environmental |
| Operating Temperature |
0°C ~ +40°C; +40°C ~ +50°C excl. battery |
| Storage Temperature |
-20°C ~ +60°C |
| Humidity |
+10°C ~ +30°C: 95% RH non-condensing
+30°C ~ +40°C: 75% RH non-condensing
+40°C ~ +50°C: 45% RH non-condensing |
| Maximum Operating Altitude |
Up to 2,000 m (6666 ft) for CAT IV 600 V, CAT III 1000 V
Up to 3,000 m (10,000 ft) for CAT III 600 V, CAT II 1000 V
Maximum storage altitude 12 km (40,000 ft) |
| Electro-Magnetic-Compatibility (EMC) |
EN 61326 (2005-12) for emission and immunity |
| Interfaces |
Mini-USB-B, Isolated USB port for PC connectivity SD card slot accessible behind instrument battery |
| Warranty |
Three years (parts and labor) on main instrument, one year on accessories |
| View full family specifications » |
1. ±5% if ≥ 1% of nominal voltage ±0.05% of nominal voltage if < 1% of nominal voltage
2. 50Hz/60Hz nominal frequency according to IEC 61000-4-30
3. 400Hz measurements are not supported for Flicker, Mains Signaling and Monitor Mode
4. For nominal voltage 50 V to 500 V |
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