CHAPTER 4 TESTING
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30
Navigator Series Service Manual
4.5.3 Linearity Test
This test is used to determine the linearity of the unit throughout its operating range. The masses
used to perform this test can be utility masses.
NOTE:
The scale must pass the Precision and Repeatability Tests, and be calibrated before the
Linearity Test may be performed.
TABLE 4-4
LINEARITY TEST MASSES
Model
Reference Wt.
Load 1
Load 2
Load 3
NV212
50g
50g
100g
150g
NV311(N or M)
75g
75g
150g
225g
NV511
125g
125
250g
375g
NV1101
250g
250g
500g
750g
NV2101
500g
500g
1000g
1500g
NV4101
1000g
1000g
2000g
3000g
NV5101
1250g
1250g
2500g
3750g
NVL511
125g
125
250g
375g
NVL1101
250g
250g
500g
750g
NVL2101
500g
500g
1000g
1500g
NV3100(N or M)
750g
750g
1500g
2250g
NVL5101
1250g
1250g
2500g
3750g
NVL10000
2500g
2500g
5000g
7500g
NVL20000
5000g
5000g
10000g
15000g
NVT1601
400g
400g
800g
1200g
NVT1601(N or M)
400g
400g
800g
1200g
NVT3201
750g
750g
1500g
2250g
NVT3200(N or M)
750g
750g
1500g
2250g
NVT6400(N or M)
1500g
1500g
3000g
4500g
NVT6401
1500g
1500g
3000g
4500g
NVT10001
2500g
2500g
5000g
7500g
NVT16000
4000g
4000g
8000g
12000g
NVT16000(N or M)
4000g
4000g
8000g
12000g
NOTE:
All masses are nominal values. Be certain to use the same reference mass throughout the
procedure.
2. Place the test mass on the Scale, record the weight and remove.
3. Place Load 1 on the Scale and press TARE.
4. Place the test mass on the Scale, record the weight and remove.
5. Place Load 2 on the Scale and press TARE.
6. Place the test mass on the Scale, record the weight and remove.
7. Place Load 3 on the Scale and press TARE.
8. Place the test mass on the Scale and record the weight.
Содержание Navigator NV1101
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