Sonel PAT-80, Руководство пользователя

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PAT-80
● PAT-85 ● PAT-86 – USER MANUAL
83
13.2 Measurement of PE resistance
Measurement of resistance of protective conductor I = 200 mA (only Protection Class I)
Range Resolution Basic uncertainty
0.00
Ω...0.99 Ω
0.01
Ω

(4% m.v. + 2 digits)
1.00
kΩ...19.99 Ω 
(4% m.v. + 3 digits)
Influencing factor Designation Additional uncertainty
Position E
1
0%
Supply voltage E
2
0%
Temperature E
3
0.1% / ºC for R ≥ 0.5 Ω
0% / ºC for R < 0.5 Ω

unloaded output voltage: 4 V... 12 V AC

Test current: ≥200 mA for R = 0.2 Ω... 1.99 Ω

adjustable upper limit in the range of: 10 mΩ …1.99 Ω with resolution 0.01 Ω

adjustable measuring time: 3
s…180 s with a resolution of 1 s and option
Continuous test
Measurement of resistance of protective conductor I = 10 A (only Protection Class I)
Range Resolution Basic uncertainty
0 m
Ω...999 mΩ
1 m
Ω

(3% m.v. + 4 digits)
1.00
Ω...1.99 Ω
0.01
Ω
Influencing factor Designation Additional uncertainty
Position E
1
0%
Supply voltage E
2
0%
Temperature E
3
0.1% / ºC

unloaded output voltage: <12 V AC

test current: ≥10 A for R ≤ 0.5 Ω

adjustable upper limit in the range of: 10 mΩ …1.99 Ω with resolution 0.01 Ω

adjustable measuring time in the range of:
3 s…180 s with resolution of 1 s
Measurement of resistance of protective conductor I = 25 A (only Protection Class I)
Range Resolution Basic uncertainty
0 m
Ω...999 mΩ
1 m
Ω

(3% m.v. + 4 digits)
1.00
Ω...1.99 Ω
0.01
Ω
Influencing factor Designation Additional uncertainty
Position E
1
0%
Supply voltage E
2
0%
Temperature E
3
0.1% / ºC

unloaded output voltage: <12 V AC

test current: ≥ 25 A for R ≤ 0.2 Ω

adjustable upper limit in the range of: 10 mΩ …1.99 Ω with resolution 0.01 Ω

adjustable m
easuring time in the range of: 3 s…180 s with resolution of 1 s