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Fluke 1743, 1744 General Information, Technical Specifications, Maximum Number of Intervals for Logging Function P

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Power Quality Logger

Technical SpecificationsMaximum Number of Intervals for Logging Function P

The maximum recording period can be calculated by multiplying the interval time defined in PQ Log with the maximum number of intervals in the following table.

Version	P, V+I	A, V+I

Averaged	> 24,000	> 10,000
periods

General Information

Intrinsic uncertainty	Valid for reference conditions, and guaranteed for
	two years.
Quality system	Developed, designed, and manufactured according to
	DIN ISO 9001.
Recalibration interval	Fluke recommends a recalibration interval of no
	more than two years, depending on use.
Reference conditions	23 C ± 2 K, 230 V ± 10%
	50 Hz ± 0.1 Hz / 60 Hz ± 0.1 Hz
	Phase sequence: L1 or A, L2 or B, L3 or C
	Interval length: 10 minutes, 3-phase Wye
	configuration.
	Power supply: 88 to 265 V ac

Contents

Page Table of Contents 1744/1743 Contents Page List of Tables Page List of Figures Page Introduction Information and PC Software CD Logger Power Supply Power Interruptions Introduction to the Logging Functions Power Quality Logger Symbols Safety Instructions W X Warnings Qualified Personnel Standard Equipment and Optional Accessories Page Features Page Power Network Configurations Working with Logged Data Using the Logger Logging Jobs Preparing the Logger for Use 2.Connect the RS232 interface cable to the serial port of your PC Test Leads – Markings Connecting Current Probes Connecting the Logger Page Page Connections in 3-Phase 4-Wire(Wye) Systems Connections in 3-Phase 3-Wire(Delta) Systems Figure 5 shows the connections for logging 3-phase 3-wire(Delta) systems The test lead N can be left open, or connected to ground potential Connections for Single-PhaseLogging Figure 6 shows the connections for logging single-phasesystems Connections for Medium-VoltageNetworks Phase-PhaseDelta Logging Phase-Ground, Wye-Logging Logging with Two Voltage Converters and Two Current Transformers Logging Time-activated Immediate job: Completing the Logging Job For switch-activated Methods of Logging Measuring Ranges Resolution Accuracy Voltage Variations Min/Max Values Voltage Interruptions Voltage Harmonics Current Harmonics THDV THDI and THDI (A) = ∑ In THDI 12Pst Plt = 3 ∑ 12i=1 Power Logger Parameters with Function P PF = λ tanϕ tanϕ total Logger Parameters with Function A Pn = Vn .In .cosϕ n Page tanϕ ⋅ ∑ Ph1 Sh1 cosϕ Sh1 Qh1 cosϕ 1total Maintenance Lithium Battery Disposal Technical Specifications Logging Parameters – Overview Technical Specifications Maximum Number of Intervals for Logging Function P General Information Environmental Specifications EMC Power Supply Measurement Input Voltage Current Input with Flexi Set Current Input for Clamp General Specifications Power (Logging Functions A, P only) P, S, |P| Harmonics Vm, Im, THDV, THDI per IEC/EN 61000-4-7,class B Statistics Analysis of logging data Logging Function P Logging Function A – “All” parameters Applications PQ Log PC Application Software Online Test ASCII Export Timeplot diagram UNIPEDE DISDIP Table Cumulative Frequency – Harmonics Index