Fluke 1744 - Manual (Page 58)

Power Quality Logger
Technical Specifications
49
Power Supply
Functional range 88 to 660 V RMS ac absolute, 50 Hz / 60 Hz
Safety EN 61010-1 600 V CAT III, 300 V CAT IV,
pollution degree 2, double insulation
Fuse Power supply fuse can be replaced only in service
facility. Supply can be connected in parallel to
measuring inputs (up to 660 V RMS ac).
Power consumption 5 W
Memory capacity 8 MB Flash-EPROM
Intervals > 5.600 intervals, > 39 days with 10-min intervals
Events > 13.000
Memory model Linear, circular
Interface RS232, 9600 to 115000 Baud, automatic selection,
3-wire communication.
Dimensions 170 mm x 125 mm x 55 mm
Weight Approx. 0.9 kg
Measurement
A/D converter 16 bit
Sampling frequency 10.24 kHz
Anti-aliasing filter FIR-Filter, f
C
= 4.9 kHz
Frequency response Uncertainty < 1% of Vm for 40 to 2500 Hz
Interval length 1, 3, 5, 10, or 30 seconds,
1, 5, 10, 15, or 60 minutes
Averaging time for
min/max values
½ , 1 line power period
200 ms
1, 3, 5 s
Time base Resolution: 10 ms (at 50 Hz) deviation: 2 s/day
at 23 °C.