7
DISPLAY MESSAGES
DISPLAY MEANING
Low battery indication
5::5a
E
2
prom Error
5::0a
Zero count under 128
AAAAAa
Over capacity (upper dashes)
BBBBBa
Under capacity (lower dashes)
:: a
Zero count over 65,000
+91 a
Calibration span too high
77777a
Power-on zero count under
calibration zero (-10%)
77777a
Power-on zero count over
calibration zero (+10%)
CARE AND MAINTENANCE
The heart of the PS-7 Digital Portion Scale is a precision load cell located in the center of the
scale base. It will provide accurate operation indefinitely if protected against overload of scale
capacity, dropping items on scale, or other extreme shock.
•
DO NOT
submerge the scale in water, pour or spray water directly on it.
•
DO NOT
use acetone, thinner or other volatile solvents for cleaning.
•
DO NOT
expose scale to direct sunlight or temperature extremes.
•
DO NOT
place scale in front of heating/cooling vents.
•
DO
clean the scale with a damp soft cloth and mild non-abrasive detergent.
•
DO
remove power before cleaning with a damp cloth.
•
DO
provide clean AC power and adequate protection against lightning damage.
•
DO
keep the surroundings clear to provide clean and adequate air circulation.
