Fluke 1744 User Manual

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1744/1743 
Users Manual 
 
Connect clip-on current transformers and/or Flexi Set 
to insulated live conductors only. 
 
If measuring sensors are to be connected to non-
insulated live conductors, additional personal 
protective measures must be taken as required by local 
government agencies. 
W
 Caution 
To avoid damage, use the 1744/1743 Power Quality Logger, 
only with the following nominal voltages: 
 
Single-/3-phase, 4-wire (Wye) systems (P-N): 69 V 
to 480 V 
 
3-phase 3-wire(Delta) systems (P-P): 120 V to 830 V 
WX
 Warning 
To avoid electrical shock, or damaging the Logger’s 
internal protective circuitry or weatherproof seal, do not 
open the Logger. 
Qualified Personnel 
The following qualifications are required for using the Logger safely: 
  Trained and authorized to switch on/off, ground (earth), and mark 
power distribution circuits and devices in accordance with electrical 
engineering safety standards. 
  Trained or instructed in safety engineering standards for maintaining 
and using appropriate safety equipment. 
  Trained in first aid. 
Standard Equipment and Optional Accessories 
Table 2 lists the standard equipment for the 1744/1743 Power Quality Logger, 
and Table 3 lists optional accessories.