Fluke 1503 Datasheet page 3
Fluke 1503 and 1507 insulation tester datasheet
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Also See for 1503:
- Quick start manual ,
- User manual (38 pages) ,
- Calibration manual (42 pages)
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Accuracy (Model 1503)
Output Voltage
Display Range
0.1 MΩ to 20.00 MΩ
500 V
20.0 MΩ to 200.0 MΩ
(0 % to + 20 %)
200 MΩ to 500 MΩ
0.1 MΩ to 200.0 MΩ
1000 V
(0 % to + 20 %)
200 MΩ to 2000 MΩ
EN61557 Specifications
The following tables are a requirement for European labeling.
Measurement
Volts
Earth Bond Resistance
Insulation Resistance
1
This specification comes from the standard and indicates the maximum amount allowable by the standard.
EN61557 influence variables and uncertainties
Earth Bond Resistance
Influence Variable
Supply Voltage
Temperature
1
Specification confidence level 99 %.
The following tables can be used to determine the maximum or minimum display values considering maximum
instrument operating error per EN61557-1, 5.2.4.
Insulation resistance maximum and minimum display values
50 V
Minimum
Limit Value
Display
Limit Value
Value
0.05
0.07
0.06
0.08
0.07
0.09
0.08
0.10
0.09
0.12
0.1
0.13
0.2
0.26
0.3
0.39
0.4
0.52
0.5
0.65
0.6
0.78
0.7
0.91
0.8
1.04
0.9
1.17
1.0
1.30
2.0
2.60
3.0
3.90
4.0
5.20
5.0
6.50
6.0
7.80
3 Fluke Corporation
1507/1503 Insulation Testers
Resolution
0.01 MΩ
0.1 MΩ
1 MΩ
0.1 MΩ
1 MΩ
Intrinsic Uncertainty
± (2.0 % + 3)
± (1.5 % + 3)
Depends on test voltage and range.
See Insulation Test specifications.
Designation per EN61557
E2
E3
100 V
Minimum
Display
Limit Value
Value
0.05
0.07
0.05
0.06
0.08
0.06
0.07
0.09
0.07
0.08
0.10
0.08
0.09
0.12
0.09
0.1
0.13
0.1
0.2
0.26
0.2
0.3
0.39
0.3
0.4
0.52
0.4
0.5
0.65
0.5
0.6
0.78
0.6
0.7
0.91
0.7
0.8
1.04
0.8
0.9
1.17
0.9
1.0
1.30
1.0
2.0
2.60
2.0
3.0
3.90
3.0
4.0
5.20
4.0
5.0
6.50
5.0
6.0
7.80
6.0
Test Current
1 mA @ 500 kΩ
1 mA @ 1 MΩ
Operating Uncertainty
Uncertainty for
Insulation Resistance
Earth Bond Resistance
5 %
5 %
250 V
500 V
Minimum
Display
Limit Value
Value
0.07
0.05
0.08
0.06
0.09
0.07
0.10
0.08
0.12
0.09
0.13
0.1
0.26
0.2
0.39
0.3
0.52
0.4
0.65
0.5
0.78
0.6
0.91
0.7
1.04
0.8
1.17
0.9
1.30
1.0
2.60
2.0
3.90
3.0
5.20
4.0
6.50
5.0
7.80
6.0
Accuracy
± (% of Rdg + Digits)
± (2.0 % + 5)
± (2.0 % + 5)
1
30 %
30 %
30 %
Uncertainty for
5 %
5 %
1000 V
Minimum
Minimum
Display
Limit Value
Display
Value
Value
0.07
0.08
0.09
0.10
0.12
0.13
0.1
0.1
0.26
0.2
0.3
0.39
0.3
0.4
0.52
0.4
0.5
0.65
0.5
0.7
0.78
0.6
0.8
0.91
0.7
0.9
1.04
0.8
1.0
1.17
0.9
1.2
1.30
1.0
1.3
2.60
2.0
2.6
3.90
3.0
3.9
5.20
4.0
5.2
6.50
5.0
6.5
7.80
6.0
7.8
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