Fluke 1653B - Page 32

Electrical Installation Tester
Accuracy Tests
23
Table 3. Volt and Insulation Accuracy Tests
UUT Display Reading
Step Function Range Input Level
Frequency
or Model
Lower
Limit
Upper
Limit
1 25 V 50 Hz 24.5 25.5
2 250 V 50 Hz 247.7 252.3
3
Volts, AC 500 V
475 V 50 Hz 470.9 479.1
Set 5320A to Standby
4 50 V 34 V dc Displays 34 V with  & Teste
r
gives garbled beep when 
is pushed
5 50 V 2.5 MΩ 2.40 2.61
6 50 V 45 MΩ 43.62 46.38
7 100 V 100 kΩ 0.07 0.13
8 100 V 1 MΩ 0.94 1.06
9 100 V 18 MΩ 17.43 18.57
10 100 V 22 MΩ 21.0 23.0
11 100 V 90 MΩ
1653B and
1654B Only
87.0 93.0
12 250 V 40 kΩ 0.01 0.07
13 250 V 1 MΩ 0.95 1.05
14 250 V 18 MΩ 17.70 18.30
15 250 V 22 MΩ 21.4 22.6
16 250 V 180 MΩ 177.0 183.0
17 500 V 100 kΩ 0.07 0.13
18 500 V 2 MΩ 1.94 2.06
19 500 V 18 MΩ 17.70 18.30
20 500 V 22 MΩ 21.4 22.6
21 500 V 180 MΩ 177.0 183.0
22 500 V 220 MΩ 198 242
23 500 V 450 MΩ 405 495
24 1000 V 1 MΩ 0.7 1.3
25 1000 V 180 MΩ 177.0 183.0
26 1000 V 220 MΩ 198 242
27
Insulation
1000 V 900 MΩ
All
810 990