TB 9-6625-2243-24
Table 4b. Model 73 Series III Ac Voltage
Performance Checks
Calibrator output
Test
settings
Test instrument indications
instrument
Voltage
range settings
(V)
(Hz)
Min
Max
3.2 V
3
45
2.938
3.062
3.2 V
3
500
2.938
3.062
32
V
30
45
29.38
30.62
32
V
30
1000
29.38
30.62
320
V
300
1000
293.8
306.2
320
V
300
45
293.8
306.2
600
V
500
45
488
512
600
V
500
1000
488
512
Table 4c. Model 73 Series III Resistance
Performance Checks
Calibrator
Test instrument
Error
Output
range settings
display indications
settings
( )
(%)
( )
1
320
100
0.7
3200
1k
0.6
32 k
10 k
0.6
2
320 k
100 k
0.6
3.2 M
1M
0.6
32 M
10 M
2.1
Set calibrator 2 wire Comp ON.
1
Set calibrator 2 wire Comp OFF.
2
Table 4d. Model 73 Series III Dc Current
Performance Checks
Test instrument
Test instrument indications
range settings
Calibrator
output settings
Min
Max
32 mA
30 mA
29.53
30.47
320 mA
300 mA
295.3
304.7
1
10 A
5A
4.9
5.1
1
Connect calibrator amplifier CURRENT OUTPUT HI and LO to TI 10A and COM.
7