Fluke 1743, 1744 16

	Power Quality Logger
	Safety Instructions

	Table 2. Standard Equipment

	Equipment	Model/Part
		Number

	Power Quality Logger	1744/1743

	International IEC Power Plug Adapter Set	2441372

	RS232 Cable, Red, Null-Modem	2625531

	Shielded 4-Phase Flexi Set (15 A/150 A/1500 A/3000 A)	FS17XX

	Dolphin Clip, Black (4x)	2540726

	Color Coding Wire Clips	WC17XX

	Soft Case	1642656

	English Users Manual	2560353

	CD with Users Manual (English, German, French, Spanish,	2583487
	Portuguese, Simplified Chinese, Italian), and PQ Log
	software (same languages as the manual)

	Power Cord	2561702

	USB Adapter

Note

Power supply and voltage measuring leads are built into the 1744/1743 Power Quality Logger.

Table 3. Optional Accessories

Description	Accessory

3-Phase Flexi Set	MBX 3FLEX

3-Phase 1 A/10 A micro CT	EPO405A

Pole Mounting Kit	1743/4 Pole Kit

Permlink Software for Modem	Permlink

Magnetic Hanging Kit	1281997

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