CHAPTER 4 TESTING
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Adventurer ™ Balances Service Manual
4.3 LCD Display Test
Turn the balance on, the balance LCD boot up screen will light up, at this time make sure the LCD
screen display normally. The balance’s model number, capacity, software version and balance
serial number appears next after that the LCD display will proceed to operating mode. Figure 4-1
shows an Adventurer LCD boot up screen. (See Figure 4-1.)
Figure 4-1. Adventurer LCD boot up screen.
4.4 Performance Test
– Precision & Analytical Balances
Accurate performance of the Adventure balances is determined by a series of four performance
tests. The displayed readings are compared with the tolerances listed in Tables 4-2 and 4-3.
Tolerance values are expressed in counts. A one-count difference is shown in the last digit on the
balance display.
Tabel 4-2. Tolerances-Precision Models
Performanc
e Test
TOLERANCE
– COUNTS
AX
223
AX
423
AX
523
AX
422
AX
622
AX
822
AX
1502
AX
2202
AX
4202
AX
5202
AX
2201
AX
4201
AX
8201
Precision
(counts)
±1
±1
±1
±1
±1
±1
±1
±1
±1
±1
±1
±1
±1
Off Center
Load (mg)
±4
±4
±4
±40
±40
±40
±40
±40
±40
±40
±400
±400
±400
Repeatabili
ty (mg)
±1
±1
±1
±10
±10
±10
±10
±10
±10
±10
±100
±100
±100
Linearity
(mg)
±2
±2
±2
±20
±20
±20
±20
±20
±20
±20
±100
±100
±200
