Fluke

1736/EUS

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Part Number
1736/EUS
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Current Inputs

Range
3 A to 300 A/30 A to 3000 A with thin flexible current probe i17XX-flex3000 24"
Number of inputs
4, mode selected automatically for attached sensor
Range
6 A to 600 A/60 A to 6000 A with thin flexible current probe i17XX-flex6000 36"
Range
40 mA to 4 A/0.4 A to 40 A with 40 A clamp i40s-EL
Bandwidth (-3 dB)
42.5 Hz - 3.5 kHz
Rogowski coil input
150 mVrms/15 mVrms at 50 Hz, 180 mVrms/18 mVrms at 60 Hz; CF 4; all at nominal probe range
Scaling
1:1 and variable
Range
1 A to 150 A/10 A to 1500 A with thin flexible current probe i17XX-flex1500 12"
Input voltage
Clamp input: 500 mVrms/50 mVrms; CF 2.8

Wireless Connection

Number of inputs
2
Supported modules
Fluke Connect® 3000 series
Acquisition
1 reading/s

Data Acquisition

Circuit types
1-φ, 1-φ IT, Split phase, 3-φ delta, 3-φ wye, 3-φ wye IT, 3-φ wye balanced, 3-φ Aron/Blondel (2-element delta), 3-φ delta open leg, Currents only (load studies)
Memory size
¹The number of possible logging sessions and logging period depends on user requirements.
Memory size
Typical 10 logging sessions of 8 weeks with 1-minute intervals and 500 events¹
Sampling frequency
10.24 kHz at 50/60 Hz, synchronized to mains frequency
Data storage
Internal flash memory (not user replaceable)
Resolution
16-bit synchronous sampling
Input signal frequency
50/60 Hz (42.5 to 69 Hz)

Auxiliary Inputs

Displayed units (available 2014)
User configurable (7 characters, for example, °C, psi, or m/s)
Scale factor (available 2014)
Format: mx + b (gain and offset) user configurable
Input range
0 to ±10 V dc, 1reading/s
Number of inputs
2

Standards Compliance

Power quality
IEC 61000-4-30 Class S, IEC62586-1 (PQI-S device)
Harmonics
IEC 61000-4-7: Class 1
Power
IEEE 1459
Power quality compliance
EN50160 (for measured parameters)
Harmonics
IEEE 519 (short time harmonics)

Voltage Inputs

Number of inputs
4 (3 phases and neutral)
Scaling
1:1 and variable
Bandwidth (-3 dB)
42.5 Hz - 3.5 kHz
Input impedance
10 MΩ
Maximum input voltage
1000 Vrms, CF 1.7
Measurement category
1000 V CAT III/600 V CAT IV

Basic Interval

Averaging time min/max values
Voltage, Current: Full cycle RMS updated every half cycle (URMS1/2 according to IEC61000-4-30 Aux, Power: 200ms
Measured parameters
Voltage, current, aux, frequency, THD V, THD A, power, power factor, fundamental power, DPF, energy
Averaging interval
User selectable: 1 sec, 5 sec, 10 sec, 30 sec, 1 min, 5 min, 10 min, 15 min, 30 min

Interfaces

Bluetooth
Read auxiliary measurement data from Fluke Connect® 3000 series modules (requires 1738 or 1736 upgrade option)
USB-mini
Data download device to PC
USB-A
File transfer via USB flash drive, firmware updates Max. current: 120 mA
WiFi
File transfer and remote control via direct connection or WiFi infrastructure

Environmental Specifications

Operating humidity
40 °C to 50 °C (104 °F to 122 °F) max. 45% RH
Operating humidity
10 °C to 30 °C (50 °F to 86 °F) max. 95% RH
Storage altitude
12,000m
Enclosure
IP50 in accordance with EN60529
Safety
IEC 61010-1
Storage temperature
-20 °C to +60 °C (-4 °F to 140 °F), with battery: -20 °C to +50 °C (-4 °F to 122 °F)
Vibration
MIL-T-28800E, Type 3, Class III, Style B
Safety
IEC Mains Input: Overvoltage Category II, Pollution Degree 2
Operating altitude
2000 m (up to 4000 m derate to 1000 V CAT II/600 V CAT III/300 V CAT IV)
Safety
Voltage Terminals: Overvoltage Category IV, Pollution Degree 2
Electromagnetic compatibility
EN 61326-1: Industrial CISPR 11: Group 1, Class A
Safety
IEC 61010-2-031: CAT IV 600 V / CAT III 1000 V
Electromagnetic compatibility
Korea (KCC): Class A Equipment (industrial broadcasting and communication equipment)
Operating temperature
-10 °C to +50 °C (14 °F to 122 °F)
Temperature coefficient
0.1 x accuracy specification/°C
Operating humidity
30 °C to 40 °C (86 °F to 104 °F) max. 75% RH
Electromagnetic compatibility
USA (FCC): 47 CFR 15 subpart B. This product is considered an exempt device per clause 15.103

Electrical Specifications

Charging time
< 6 hours
Efficiency
≥ 68.2% (in accordance with energy efficiency regulations)
On-battery runtime
Four hours in standard operating mode, up to 5.5 hours in power saving mode
Maximum no-load consumption
< 0.3 W only when powered using IEC 60320 input
Power consumption
Maximum 50 VA (max. 15 VA when powered using IEC 60320 input)
Battery
Li-ion 3.7 V, 9.25 Wh, customer-replaceable
Voltage range
100 V to 500 V using safety plug input when powering from the measurement circuit
Voltage range
100 V to 240 V using standard power cord (IEC 60320 C7)
Mains power frequency
50/60 Hz ±15%

Power Quality Measurements

Measured parameter
Voltage, frequency, unbalance, voltage harmonics, THD V, current, harmonics, THD A, TDD
Triggered recordings
Full cycle RMS updated every half cycle of voltage and current (Urms1/2 according to IEC61000-4-30)
Events
Voltage: dips, swells, interruptions, current: inrush current
Triggered recordings
Waveform of voltage and current
Individual harmonics
2nd to 50th harmonic
Total harmonic distortion
Calculated on 50 harmonics
Averaging interval
10 min

Demand Interval (Energy Meter Mode)

Measured parameters
Energy (Wh, varh, VAh), PF, maximum demand, cost of energy
Interval
User selectable: 5 min, 10 min, 15 min, 20 min, 30 min, off

General Specifications

Warranty
Calibration cycle: two-years
Warranty
Instrument and power supply: Two-years (battery not included)
Tamper protection
Kensington lock slot
Color LCD display
4.3-inch active matrix TFT, 480 pixels x 272 pixels, resistive touch panel
Dimensions
Power supply: 13.0 cm x 13.0 cm x 4.5 cm (5.1 in x 5.1 in x 1.8 in)
Warranty
Accessories: one-year
Weight
Power supply: 400 g (0.9 lb)
Weight
Instrument: 1.1 kg (2.5 lb)
Dimensions
Instrument: 19.8 cm x 16.7 cm x 5.5 cm (7.8 in x 6.6 in x 2.2 in)
Dimensions
Instrument with power supply attached: 19.8 cm x 16.7 cm x 9 cm (7.8 in x 6.6 in x 3.5 in)

i17xx-flex 1500 12" Flexible Current Probe Specifications

Intrinsic error at reference condition*
±0.7% of reading
Temperature coefficient over operating temperature range
0.05% of reading/°C 0.09% of reading/°F
Output cable
TPR/PVC
Accuracy 173x + iFlex
±(1% of reading + 0.02% of range)
Relative humidity, operating
15% to 85% non-condensing
Probe cable length
305 mm (12 in)
Probe cable material
TPR
Nondestructive current
100 kA (50/60 Hz)
Output cable length
2 m (6.6 ft)
Weight
115 g
Operating temperature
-20 °C to +70 °C (-4 °F to 158 °F) temperature of conductor under test shall not exceed 80 °C (176 °F)
Measuring range
1 to 150 A ac/10 to 1500 A ac
Minimum bending radius
38 mm (1.5 in)
Working voltage
1000 V CAT III, 600 V CAT IV
Probe cable diameter
7.5 mm (0.3 in)
Warranty
Reference condition: Environmental: 23 °C ±5 °C, no external electrical/magnetic field, RH 65% Primary conductor in center position
Coupling material
POM + ABS/PC
Temperature, non-operating
-40 °C to +80 °C (-40 °F to 176 °F)
Warranty
One-year
IP rating
IEC 60529:IP50