Fluke 374 - Meter Controls and Display Functions

374/375/376
Calibration Manual
6
Position Sensitivity
A
B
C
ghn12.eps
Figure 2. Position Sensitivity
Distance from
Optimum
i2500-10 Flex i2500-18 Flex Error
A 0.5 in (12.7 mm) 1.4 in (35.6 mm) ± 0.5 %
B 0.8 in (20.3 mm) 2.0 in (50.8 mm) ± 1.0 %
C 1.4 in (35.6 mm) 2.5 in (63.5 mm) ± 2.0 %
Measurement uncertainty assumes centralized primary conductor at optimum position, no external
electrical or magnetic field, and within operating temperature range.
DC Current
Range
374 and 375 ......................................600.0 A
376.....................................................999.9 A
Resolution...............................................0.1 A
Accuracy .................................................2 % ± 5 digits
AC Voltage
Range
374 and 375 ........................................ 600.0 V
376 ...................................................... 1000 V
Resolution
374 and 375 ........................................ 0.1 V
376 ...................................................... 0.1 V (≤ 600.0 V)
1 V (≤ 1000 V)
Accuracy .................................................1.5 % ± 5 digits (20 – 500 Hz)