Fluke 5320A - Page 153

Operator Maintenance
Verifying Calibrator Operation 6
6-15
Table 6-6. Ground Bond Source Limits
Nominal value
Required standard
ohmmeter uncertainty
Lower limit Upper limit
[1]
25 mΩ ±0.5 mΩ Rcal -5 mΩ Rcal +5 mΩ
50 mΩ ±0.5 mΩ Rcal -5 mΩ Rcal +5 mΩ
100 mΩ ±0.5 mΩ Rcal -5 mΩ Rcal +5 mΩ
330 mΩ ±0.5 mΩ Rcal -7 mΩ Rcal +7 mΩ
500 mΩ ±0.5 mΩ Rcal -8 mΩ Rcal +8 mΩ
1 Ω ±1 mΩ Rcal -10 mΩ Rcal +10 mΩ
1.8 Ω ±2 mΩ Rcal -18 mΩ Rcal +18 mΩ
5 Ω ±3 mΩ Rcal -30 mΩ Rcal +30 mΩ
10 Ω ±6 mΩ Rcal -60 mΩ Rcal +60 mΩ
18 Ω ±10 mΩ Rcal -100 mΩ Rcal +100 mΩ
50 Ω ±30 mΩ Rcal -300 mΩ Rcal +300 mΩ
100 Ω ±50 mΩ Rcal -500 mΩ Rcal +500 mΩ
180 Ω ±100 mΩ Rcal -1.0 Ω Rcal +1.0 Ω
500 Ω ±250 mΩ Rcal -2.5 Ω Rcal +2.5 Ω
1 kΩ ±500 Ω Rcal -5.0 Ω Rcal +5.0 Ω
1.8 kΩ ±1 Ω Rcal -10 Ω Rcal +10 Ω
[1] Maximum deviation from calibration value.
Table 6-7. High Test Current Ground Bond Source Limits
Nominal
value
Required standard
calibrator/multimeter
current/voltage
uncertainty
DC test
current
Lower limit Upper limit
[1]
25 mN ± 0.5% 10 A Rcal −5 mN Rcal +5 mN
50 mN ± 0.2 % 10 Α Rcal −5 mN Rcal +5 mN
100 mN ± 0.1 % 10 A Rcal −5 mN Rcal +5 mN
330 mN ± 0.1 % 5 A Rcal −7 mN Rcal +7 mN
500 mN ± 0.1 % 3 A Rcal −8 mN Rcal +8 mN
1 N ± 0.1 % 2 A Rcal −10 mN Rcal +10 mN
1.8 N ± 0.1 % 2 A Rcal −18 mN Rcal +1 8mN
[1] Maximum deviation from calibration value.