Sonel PAT-800, Руководство по эксплуатации

Страница: 52 / 60

OPERATING MANUAL PAT-800/805 version 1.09 50
Measurement of insulation resistance using test voltage of 100V (only PAT-805)
Test range according to IEC 61557-2 for U
N
= 100V: 100kΩ…99.9MΩ
Display range Resolution
Measurement uncertainty
(basic)
0...1999kΩ 1kΩ

(5 % m.v. + 8 digits)
2.00 ... 19.99 MΩ 0.01MΩ
20.0 ... 99.9 MΩ 0.1MΩ
Influencing factor Designation Additional uncertainty
Position E
1
0%
Supply voltage E
2
0%
Temperature E
3
0.1%/ºC
Capacity
E
7
0% for R ≤ 20MΩ
unspecified for R> 20M
Ω

Accuracy of generated voltage (Robc [

]

1000*UN [V]): -0+30% from the set value

nominal current: min 1 ... 1.4 mA

adjustable lower limit withi
n the range of 0.1 ….9.9 MΩ with resolution of 0,1MΩ

adjustable measuring
time: "Cont" mode (continuous measurement) 4s…3min with a
resolution of 1s

detection of a dangerous voltage before commencing a measurement

discharging the object tested
Note: For R <50k
Ω, the uncertainty is not specified.
Measurement of insulation resistance using test voltage of 250V (only PAT-805)
Test range according to IEC 61557-2 for U
N
= 250V: 250kΩ…199.9MΩ
Display range Resolution
Measurement uncertainty
(basic)
0...1999k
Ω 1kΩ

(5 % m.v. + 8 digits)
2.00 ... 19.99 MΩ 0.01MΩ
20,0...199,9MΩ 0.1MΩ
Influencing factor Designation Additional uncertainty
Position E
1
0%
Supply voltage E
2
0%
Temperature E
3
0.1%/ºC
Capacity
E
7
0% for R ≤ 20MΩ
unspecified for R> 20M
Ω

Accuracy of generated voltage (Robc [

]

1000*UN [V]): -0+30% from the set value

nominal current: min 1 ... 1.4 mA

adjustable lower limit within the range of 0.1 ….9.9 MΩ with resolution of 0,1MΩ

adjustable measuring time: "Cont" mode (continuous measurement
) 4s…3min with a
resolution of 1s

detection of a dangerous voltage before commencing a measurement

discharging the object tested
Note: For R <50k
Ω, the uncertainty is not specified.