Operating instructions

General Description SW 5250A•SW 3500A•SW 1750A
1-6 Operation Manual
-  %'(!%* %'$'0#+##%(' ""!'"#%(
-  %'(!%* %'$'0#+#1
4½ Digit Analog to Digital Measurement System
Temperature Range for Specified Accuracy 25°C ±5°C.
Operating Temperature Range 0°C to 45°C (32°F to 113°F).
- 2'(%%!'+ +'3% %'(!%* %
Valid for phases A, B and C (use phase A for Parallel Mode).
Range 0V to 350.0V, plus sign bit for DC mode.
Accuracy ±0.3% of range, DC or 47 Hz to 1 kHz;
±0.5% of range, 40 to 47 Hz and for 1 kHz to 5 kHz.
Temperature Coefficient: ±200 ppm/°C outside specified range.
- 2'(%2'(% +'3%'+"!+'#
Calculated from Phase to Neutral voltages and phases.
Range: 0V to 700V.
Accuracy and Temperature Coefficient: Same as for the Phase to Neutral voltage
(see paragraph 1.5.2.2 above).
-  !% %'(!%* %
Valid for phases A, B, and C (use phase A for Parallel Mode).
Range 1 0A to 7.5A, plus sign bit for DC mode; 3-phase mode, 312V range.
Range 2 0A to 15A, plus sign bit for DC mode; 3-phase mode, 156V range.
Range 3 0A to 22.5A, plus sign bit for DC mode; parallel mode, 312V range.
Range 4 0A to 45A, plus sign bit for DC mode; parallel mode, 156V range.
Accuracy ±1.0% of range, DC or 40 Hz to 500 Hz; add ±1.5%/kHz above 500 Hz.
Accuracies are specified for a maximum crest factor of 4.0.
Temperature Coefficient ±300 ppm/°C outside specified range.