TB 9-6625-2230-35
Table 1. Calibration Description - Continued
Test instrument
Performance
parameters
specifications
Dc current
Range: 0 to 2000 mA in 5 ranges
Accuracy:1 200 A and 2 mA (.2% + 2)
20, 200, and 2000 mA (.3% + 2)
Ac voltage, dB mode
The dB mode is a mathematical function of the 5 ac voltage ranges.
7.79 dBm (0.10 dB) is checked to verify function capability
Range: 200 Hz, 2000 Hz, 20 kHz, and 200 kHz (fully autoranging)
Accuracy:1 (.05% + 1)
Range: 0 to MΩ in 5 ranges; autoranging MΩ
Accuracy:1 200 (0.07% + .02Ω)
2, 20, and 200 kΩ (.07% + 2)
autoranging MΩ, 0 to 1.9999 MΩ (.15% +2)
2 to19.99 MΩ (.2% + 3)
20 to 99.9 MΩ (1% + 3)
100 to 300 MΩ (2% + 3)
1Accuracy
stated as +(% of reading + number of digits).
EQUIPMENT REQUIREMENTS
calibration procedure. This equipment is issued with Secondary Transfer Calibration
Standards Set AN/GSM-286. Alternate items may be used by the calibrating activity. The
item selected must be verified to perform satisfactorily prior to use and must bear evidence
of current calibration. The equipment must meet or exceed the minimum use specifications
standard and TI.
usage accessories, issued as indicated in paragraph 4 above, and are not listed in this
calibration procedure.
Manufacturer and model
Common name
Minimum use specifications
(part number
CALIBRATOR
Range:
20 mV to 750 V ac
John Fluke, Model 5700A (p/o
+.0625%
Accuracy:
MIS-35947); w/power amplifier,
Frequency: 20 Hz to 100 kHz
John Fluke, Model 5725A
Range:
.190 to 900 V dc
(5725A); w/ac divider, John
Accuracy: .0118%
Fluke, Model 7405A-4207 (7405A-
4207)
190 A to 1.9 A dc
Range:
Accuracy: 05%
0 to 1 MΩ .0225%
Range:
10 MΩ .125%
