KE-LQ30A+

Line Qualifier for ADSL, VDSL, SHDSL and other services. Large graphic display.

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SKU: KE-LQ30A+ Categories: ,

Overview

Built-in rechargeable battery. Incl. test leads, power supply, PC software and bag. Two devices are required for fully automated end-to-end measurement including calculation of the expected transmission bandwidth. Optionally available: AC/DC bridge, TDR measurements up to 6 km cable length and various software options (price on request).

KE-LQ30A
Level generatorOutput impedance (symmetrical)
10 kHz to 30 MHz: 100, 135, 150 Ω
200 Hz to 10 kHz: 600 Ω
Frequency
Frequency range: 200 Hz to 30 MHz
Resolution: 1 Hz
Accuracy: 2x10^-6 ±1 Hz
Level generator modes: Single frequency, Multi-tone signal (30 frequences), Wobbler generator
Output level in single frequency mode
10 kHz to 30 MHz: +10 to -40 dBm
200 Hz to 10 kHz: +4 to -45 dBm
Resolution: 0.1 dB
Accuracy at 0 dBm
200 Hz to 10 kHz: ±0.5 dB
10 kHz to 5 MHz: ±0.3 dB
5 MHz to 30 MHz: ±1 dB
ReceiverInput impedance (symmetrical)
10 kHz to 30 MHz: 100, 135, 150 Ω or high
200 Hz to 10 kHz: 600 Ω or high
Selective level measurementFrequency
Frequency range: 200 Hz to 30 MHz
Resolution: 1 Hz
Accuracy: 2x10^-6 ±1 Hz
Receiver modes: Single frequency, multi-tone signal (30 frequencies), Wobbler signal reciever
Bandwidths
200 Hz to 10 kHz: 20 Hz
10 kHz to 5 MHz: 20, 200 Hz, 1.74, 1.95, 3.1 kHz
5 MHz to 18 MHz: 200 Hz, 1.74, 1.95, 3.1 kHz
18 MHz to 30 MHz: 1.74, 1.95, 3.1 kHz
Measuring range with 20 Hz bandwidth
10 kHz to 30 MHz: -120 to +10 dBm
200 Hz to 10 kHz: -120 to + 4 dBm
Resolution: 0.1 dB
Accuracy at 0 dBm
200 Hz to 10 kHz: ±0.5 dB
10 kHz to 5 MHz: ±0.3 dB
5 MHz to 30 MHz: ±1 dB
Broadband level measurementFrequency range: 200 Hz to 30 MHz
Measuring range
10 kHz to 30 MHz: -50 to +10 dBm
200 Hz to 10 kHz: -50 to +4 dBm
Resolution: 0.1 dB
Accuracy at 0 dBm
200 Hz at 10 kHz: ±0.5 dB
10 kHz at 5 MHz: ±0.3 dB
5 MHz at 30 MHz: ±1 dB
Spectrum analyzerFrequency range: 200 Hz to 30 MHz
Input impedance (symmetrical)
10 kHz to 30 MHz: 100, 135, 150 Ω or high
200 Hz to 10 kHz: 600 Ω or high
Display range: down to -140 dBm/Hz
Maximum input level w/ active high-impedance meas. probe: +20 dBm
Maximum input level w/o high-impendance measurement probe
200 Hz to 10 kHz: +4 dBm
10 kHz to 30 MHz: +10 dBm
Number of displayed frequencies: 300 (The entire measurement result can be saved)
Analysis: NORM, PEAK, AVG, SAVG
Units: dBm, dBm/Hz
Unsymmetry attenuation measurement (LCL)Impedance
10 kHz to 30 MHz: 100, 135, 150 Ω
200 Hz to 10 kHz: 600 Ω
Display range: 0 to 70 dB
Accuracy at 35 dB with highsymmetrical cable
200 Hz to 100 kHz: ±2 dB
100 kHz to 5 MHz: ±1 dB
5 MHz to 30 MHz: ±2,5 dB
Impedance measurementMeasuring range
10 kHz to 30 MHz: 50 to 400 Ω
200 Hz to 10 kHz: 300 to 1600 Ω
Accuracy
200 Hz to 10 kHz: ± 10% ± 5 Ω
10 kHz to 18 MHz: ±5% ± 5 Ω
18 MHz to 30 MHz: ±10% ± 5 Ω
Reflection attenuation measurementImpedance
10 kHz to 30 MHz: 100, 135, 150 Ω
200 Hz to 10 kHz: 600 Ω
Display range. up to 40 dB
Accuracy at 20 dB
200 Hz to 18 MHz: ±2 dB
Single-sided insertion attenuation measurementFrequency range: 1.5, 3, 9, 12, 18, 30 MHz
Line length: 100 m to 6 km
Direct measurement: 100 kHz to 6 MHz or up to 45 dB cable attenuance
Extrapolation: over 6 MHz or over 45 dB cable attenuance
Vertical axis: 0 to 80 dB
Accuracy: 2 to 4 dB (Accuracy and maximum cable length depending on cable type)
NEXT and attenuance measurementFrequency range: 200 Hz to 30 MHz
Impedance (symmetrical)
10 kHz to 30 MHz: 100, 135, 15 0 Ω
200 Hz to 10 kHz: 600 Ω
Modes: Single frequency and wobbler
Measuring range
NEXT: up to 80 dB
Attenuation: up to 90 dB
Broadband noise measurementFrequency range: 200 Hz to 30 MHz
Filter f or noise measurement: Psophometric, 3,1 kHz flat, 1020 Hz notch, ADSL, ADSL 2+, VDSL 1, VDSL 2-8,VDSL 2-12, VDSL 2-17, VDSL 2-30
Measuring time: selectable between 1 s and 72 h
Analysis: for 1 s up to 1 min quasi analog, over 1 minute: histogram with 60 time slots
Impulse noise measurementPulse width: >500 ns
Safety interval: 10 ms
Treshold range: 0 to -60 dBm
Maximum event count: 65.000
Measuring time: selectable between 1 s and 72 h
Analysis: for 1 to 30 seconds numeric, over 30 seconds: histogram with 60 time slots
Micro interruption measurementMeasuring signal: 1020 Hz, 0 to -30 dBm
Impedance: 600 Ω
Treshold under normal level with 3, 6, 10, 20 dB
Treshold accuracy
for 3, 6, 10 dB: – 1 dB
for 20 dB: – 2 dB
Measuring time: sel. between 4 min and 72 h
Interruption categories: 0.6 ms to 3 ms, 3 ms to 30 ms, 30 ms to 300 ms, 300 ms to 1 min, >1 min
Analysis: relative downtime, disturbed seconds, interruption count, time distribution
Phase jitter and frequency fault measurementMeasuring signal: 1020 Hz, 0 to -30 dBm
Measuring range: 0.2 to 30.0 degree p-p
Filter: 4 to 300 Hz
Simultaneous event countMeasuring time: 5, 15, 30, 60 minutes
Measuring signal: 1020 Hz, 0 to -30 dBm
Maximum event count: 65.000
Counter for amplitude jumps (O.95)
Treshold range: 2 to 9 dB
Protection interval: 4 ms
Idle period: 125 – 25 ms
Idle period after interruption (>10 dB decline): 1 s
Counter for phase jumps (O.95)
Treshold range: 5 to 45 degrees
Protection interval: 4 ms
Idle period: 125 – 25 ms
Counter for interruptions (O.61)
Treshold range: 6, 10 dB
Protection interval: 2 ms
Idle period: 3 – 1 ms
Counter for impulse noise (O.71)
Filte: 1020 Hz notch
Protection interval: 20 ms
Idle period: 125 – 25 Hz
Treshold range: 0 to -50 dBm
Group delay distortion (O.81 app. I)Measuring signal: 36 MTT, 200 to 3700 Hz
Measuring signal level: -20 dBm/tone (3dBm peak)
Input level range: -50 to -10 dB/tone
Group delay distortion range: 0 to 5 ms
Resolution: 1 ms
Impulse reflectometer measurementsMeasurement modes
Normal measurement at a twin lead: L1
Long-time measurement at a twin lead: L1 LZ
Comparison w/ memory content: L1 & SP, L1 - SP
XTALK fault location: transm. at L2, rec. at L1
Impedance: 100 Ω
Measurement range: 16 m to 32 km
Zoom : 1 to 5
Amplifying range: 0 to 90 dB
Pulse amplitude: ~3 V
Pulse width: 6 ns to 6 ms
Wave propagation velocity
V: 90 to 299 m/ms
V/2: 45 to 150 m/ms
PVF: 0.3 to 0.999
Accuracy: –0.5% – 1m
Telephone simulatorDialing: pulse & tone
Dialing number memory available
Measurement values
Line voltage: up to 100 V
Loop voltage: up to 100 mA
Ring tone voltage: up to 100 V p-p
Echo testMeasuring range: 0 to 2500 ms
Resolution: 5 ms
Result range: 0 to -50 dB
Power supplyInternal rechargeable NiMH battery pack
Operating time without backlight approx. 8 h
ChargingFrom 230V AC grid with grid adapter
From 12 V car battery with charging adapter
Charging time with fast charging max. 3 h
Display320 x 240 Colour LCD TFT
PortsFor grid and 12 V charging adapter: 2.1/5.5 mm koax
Power supply for measurement head: Mini-din-4P
Measuring line ports: 4 mm banana plugs
USB A: USB 1.1 port for USB stick
USB B: USB 1.1 port for PC
High voltage protectionBetween A and B or ground: 200 V DC
Longitudinal voltage: 60 V AC
Dimensions224 mm x 160 mm x 65 mm
WeightApprox. 1.5 kg
Environmental conditionsReference range 23 – 5 °C: Rel. humidity 45% to 75%*
Operational range 0 to +40 °C: Rel. humidity 30% to 75%* (< 25 g/m³)
Border range -5 to +45 °C: Rel. humidity 5% to 95%* (< 29 g/m³)
Transportation / storage -40 to +70 °C: Rel. humidity 95% at +45°C* (< 35 g/m³)
* non-condensing

KE-LQ30A+

KE-30A+ Data Sheet 339.82 KB
KE-LQ30A Manual 763.70 KB
KE-LQ30A Manual Bridge 264.96 KB
KE-LQ30A Manual Advanced Options 154.03 KB
KE-LQ30A Manual Software 453.97 KB

Product Catalogue

Kurth Electronic Program 2019 16.62 MB