METREL MI 2014, Инструкция по эксплуатации

Страница: 13 / 32

MI 2014 Cable Scanner Section II Specifications
13
8 Technical specifications
8.1 Fast Test
RJ45 output only
Length (highest distance of all pairs is shown, refer to 3.3 for accuracy)
Detection of:
- broken wire on connector or cable + distance to fault
- short between wires + distance to fault
- short to shield
- split pairs
- cable termination
8.2 Complete Test (with Remote units)
RJ45 output only
Length (highest distance of all pairs is shown, refer to 3.3 for accuracy)
Detection of:
- broken wire on connector or cable + distance to fault
- short between wires + distance to fault
- short to shield
- splited, crossed, reversed, transposed pairs
Cable identification #1 - #15
8.3 Length & Reflections
Measuring principle: Time Domain Reflectometer
Output impedance: 100
Ω
RJ45 output, 50
Ω
BNC output
Twisted Pair cable
Distance
Resolution Accuracy
0.0 – 99.9m
100 – 300m 0.1m
±(3%+5dig) of reading
±(5%+1dig) of reading
Amplitude Range
-99% - 100% 1% ±(5%+5dig) of reading
Coax cable
Distance
Resolution Accuracy
0.0 – 99.9m
100 – 300m 0.1m
±(3%+5dig) of reading
±(5%) of reading
Amplitude Range
-99% - 100% 1% ±(5%+5dig) of reading
Calibration (see page 20)
Calibration cable length
adjustable 2m – 200m
Propagation velocity rate (NVP) adjustable 0.50-0.99