Description

The Fluke 434-II and 435-II Power Quality and Energy Analyzers are designed to provide accurate and reliable measurement of power quality and energy parameters. These analyzers are ideal for a wide range of applications, including power distribution system analysis, energy management, and power quality monitoring.

With their rugged and shock-proof design, these analyzers can withstand harsh environments and provide reliable measurements in a variety of settings.

Fluke 434-II Key Features

The Fluke 434-II offers a range of key features, including:

Measurement of voltage, current, and power with high accuracy and resolution
Wide range of measurement capabilities, including power factor, energy, and harmonics
8GB SD card memory for storing data and recordings
Real-time clock and time-stamping for accurate data capture
Multiple display modes and user-adjustable brightness for easy viewing

Who Needs the Fluke 434-II?

The Fluke 434-II is designed for use by technicians, engineers, and power quality professionals who need accurate and reliable measurement of power quality and energy parameters. These analyzers are ideal for a wide range of applications, including:

Power distribution system analysis

Energy management

Power quality monitoring

Fluke 434-II Applications

Power distribution system analysis to identify and troubleshoot power quality issues
Energy management to optimize energy efficiency and reduce costs
Power quality monitoring to ensure reliable and efficient power delivery
Harmonic analysis to identify and mitigate harmonic distortion
Energy loss analysis to identify and reduce energy losses
Power factor correction to optimize power factor and reduce energy losses

Why Buy Fluke 434-II from Mohammad Mahdi Electronics?

At Mohammad Mahdi Electronics, we offer the Fluke 434-II at competitive prices and with a range of benefits, including:

Fast and reliable shipping

Expert technical support

Competitive pricing

Warranty and support

Fluke 434-II Specifications

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
Vrms (AC + DC)	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
Vrms½	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
Vfund	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%
Apk	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
Watts (VA, var)	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 »PDF
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