User guide

4
FI-90 Specifications
Display: 7-segment LCD, 6-1/2 digits plus sign, .5 inch high, movable decimal, with
7 annunciators
Display Update Rate: Two times per second
Analog-to-Digital
Conversion Rate: 60 times per second
Resolution: Up to 10,000 divisions standard
Controls: Pushbutton zero; pushbutton peak-hold; pound-, kilogram-, Newton-scroll selection;
PRINT, MENU, and SELECT keys for configuration; ON / OFF switch (optional: used
only on alkaline battery option); BATT / AC switch (optional: used on rechargeable
battery / AC versions)
Peak Detection Rate: 60 times per second
Peak Detection: Threshold 1% of capacity setting
Accuracy : Span: ±5.0 ppm/C Zero: ±.066 uV/C (-10 to 40°C)
Linearity: ±0.005% of capacity, maximum
Repeatability: ±0.005% of capacity, maximum
Hysteresis: 0.005% of capacity, maximum
Power: Std - 117VAC +10/-15% 50/60Hz 5 watt
Opt - 230VAC +10/-15% 50/60Hz 5 watt
Opt - 12VDC +10/-15% 130mA max.
Load Cell Drive Capacity: Up to four 350-ohm load cells. Up to twelve 1000-ohm load cells.
(+5VDC load cell excitation voltage)
Environment: -10 to 40°C (14 to 104°F)
10 to 90% relative humidity
Calibration
and Programming: All calibration and programming is done through the front panel with data stored in
non-volatile memory.
Analog Range: -0.14 to +3.5 mV/V
Scale Capacities: .00001 to 999999, programmable to any number between these limits
Scale Division Sizes: .0001 to 20000, programmable to any division size between these limits
Pushbutton-Zero Range: 0 to ±100% of capacity; programmable in any percentage of indicator capacity;
independent positive and negative limits; unit will not allow zeroing beyond capacity.
Overrange Capacity: The indicator displays force measurements up to and including full-scale capacity