Large graphic display. 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 and various software options (price on request).
| KE-LQ20 | |
|---|---|
| Measurements | Automatic Measurements with two instruments Loss Frequency response Weighted noise Spectrum Signal-to-noise-ratio Achievable bit rate calculationh Longitudinal balance Return loss Impendance Near-end cross talk Far-end cross talk Manual modes Transmitting Recieving Insertion loss Frequency response Near-end cross talk Longitudinal balance Impedance Return loss Weighted noise Spectrum Impulse noise Load coil detection Micro interruption (optional) Fault location with TDR Single pair test Pair comparison XTALK comparison Before and after comparison with memory Measurement with BRIDGE option Basic cable tests AC/DC voltage Loop resistance Resistance difference Insulation resistance Load coil detection Cable temperature Leakage location with DC bridge Murray loop method Three point method Improved Küpfmüller method Break location with AC bridge Break Break and leakage Basic cable tests with DMM option DC voltage DC current Loop resistance Insulation resistance |
| Preprogrammed parameter sets | ADSL2+ (ITU–T G.992.5 Annex A, B, I, J, M) (optional) EC: 8 Mbps, 16 Mbps, 24 Mbps FDD: 8 Mbps, 16 Mbps, 24 Mbps ADSL2 (ITU–T G.992.3 Annex A, B, I, J, M) EC: 4 Mbps, 6 Mbps, 8 Mbps FDD: 4 Mbps, 6 Mbps, 8 Mbps ADSL (ITU–T G.992.1 Annex A, B) EC: 2 Mbps, 4 Mbps, 6 Mbps FDD: 2 Mbps, 4 Mbps, 6 Mbps ADSL (ETSI TS 101 388 v 1.3.1) EC: 2 Mbps, 4 Mbps, 6 Mbps FDD: 2 Mbps, 4 Mbps, 6 Mbps READSL2 (ITU–T G.992.3 Annex L) EC: 768 kbps, 1 Mbps, 1.5 Mbps FDD: 768 kbps, 1 Mbps, 1.5 Mbps ADSL G.LITE (ITU–T G.992.4 Annex A) EC: 768 kbps, 1 Mbps, 1.5 Mbps FDD: 768 kbps, 1 Mbps, 1.5 Mbps ADSL G.LITE2 (ITU–T G.992.4 Annex I) EC: 768 kbps, 1 Mbps, 1.5 Mbps FDD: 768 kbps, 1 Mbps, 1.5 Mbps HDSL (ITU–T G.991.1) 1 PAIR 2B1Q/CAP, 2 PAAR 2B1Q/CAP SHDSL (ITU–T G.991.2 Annex B) 1 PAIR 16 TC PAM 256, 512, 768, 1024, 1280, 1536, 2048, 2304 kbps 2 PAIR 16 TC PAM 512, 1024, 1536, 2048, 2560, 3072, 4096, 4608 kbps SHDSL (ETSI TS 101 524 v 1.3.1 Annex E) 1 PAIR 16 UC PAM 512, 1024, 2048, 3848 kbps 2 PAIR 16 UC PAM 1024, 2048, 4096, 7696 kbps 1 PAIR 32 UC PAM 768, 1536, 3840, 5696 kbps 2 PAIR 32 UC PAM 1536, 3072, 7680, 11392 kbps ITU-T VOICE FREQUENCY MODEMS 2.4 kbps (V26), 56 kbps (V92), Fax14.4 kbps (V17) ISDN ITU–T G.962 Basic Rate, ETSI ETR 080 Primary Rate |
| Power supply | Internal rechargeable NIMH battery pack Operation time approx. 8 hours (w/o backlights) |
| Charging | From 230 V mains with mains adapter From 12 V car battery with car adapter Fast charging time less than 3 hours |
| Display | 320 x 240 LCD with backlight |
| Connections | Serial interface: RS232C Line connectors: 2 pieces of 3 pol CF sockets |
| Dimensions | 224 mm x 160 mm x 44 mm |
| Weight | Approx. 1.5 kg |
| Environmental conditions | Operating range – 10 to +50° C Storage and transport – 20 to +70° C |
| Transmitter | Impedances 10 kHz to 2.2 MHz: 100, 120, 135, 150 Ohm 200 Hz to 10 kHz: 600 Ohm Output level range +5 to -19 dBm Resolution 0.1 dB Accuracy at 0 dBm -0.3 dB |
| Receiver | Impedance 10 kHz to 2.2 MHz: 100,120,135, 150 Ohm 200 Hz to 10 kHz: 600 Ohm 200 Hz to 2 MHz: >20 kOhm 50 pF Input level range Z line = 100, 120, 135, 150 Ohm: -90 to +5 dBm Z line = 600 Ohm: -90 to 0 dBm Resolution 0.1 dB Accuracy at 0 dBm ± 0.2 dB |
| Loss, NEXT and FEXT measurements | Impedance 10 kHz to 2.2 MHz: 100, 120, 135, 150 Ohm 200 Hz to 10 kHz: 600 Ohm Measuring range Loss, NEXT measurements: 0 to 80 dB Accuracy within frequency range of 200 Hz to 1 MHz Loss, FEXT, NEXT <50 dB: ±0.5 dB Loss, FEXT, NEXT <70 dB: ±1d B Loss, FEXT, NEXT >70 dB: ±1.5 dB Accuracy within frequency range of 1 MHz to 2.2 MHz Loss, FEXT, NEXT: –2 dB |
| LCL balance measurement | Impedance 10 kHz to 2.2 MHz: 100, 120, 135, 150 Ohm 200 Hz to 10 kHz: 600 Ohm Measuring range: 0 to 40 dB Accuracy: 10 kHz to 2.2 MHz: ±2 dB |
| Impedance measurement | Frequency range 10 kHz to 2.2 MHz: up to 400 Ohm 200 Hz to 10 kHz: from 300 up to 1600 Ohm Accuracy: 10 kHz to 1 MHz: ±5% ± 5 Ohm 200 Hz to 2.2 MHz: ±10% ± 5 Ohm |
| Return loss measurement | Impedance 10 kHz to 2.2 MHz: 100, 120, 135, 150 Ohm 200 Hz to 10 kHz: 600 Ohm Measuring range Return loss measurement: up to 40 dB Impendance range: Z/2 to 2Z Accuracy at 20 dB 10 kHz to 1 MHz: ±1 dB 200 Hz to 2.2 MHz: ±2.5 dB |
| Spectrum analyzer | Frequency ranges / Bandwith 10 to 2200 kHz: 5/10 kHz 2.5 to 500 kHz: 1.25/2.5 kHz 1 to 200 kHz: 0.5/1 kHz 0.2 to 20 kHz: 50/100 Hz 0.2 to 4 kHz (10 Hz resolution optional): 10/20 Hz Measurement types: Normal, Peak, Average |
| Wideband noise measurement | Weighting filters for POTS: P Filter mit 10 Hz resolution option: 1010 Hz Notch Filter for ISDN BRA: E Filter for ISDN PRA HDB3: G2-E Filter for HDSL, 2 PAIR, 2B1Q: F-E Filter for HDSL, 1 PAIR, 2B1Q: F1-E Filter for ADSL, DMT: G Filter for auto mode.: 3 dB at fmin and fmax Measuring range: With P and E filters: 0 to -80 dBm With F and G filters: 0 to -70 dBm Without filter: 0 to -65 dBm Measurement times: 1, 5, 10, 15, 30 s, 1, 5, 10, 15, 30 min |
| Impulse noise measurement | Pulse width > 500 ns Interval size 10 ms Treshold range 0 to -60 dBm Maximum count 65000 Measurement times 1, 5, 10, 15, 30 s, 1, 5, 10, 15, 30 min |
| Fault location with TDR | Measuring modes: Single pair, Single pair long time, Pair comparison, Comparison to memory, XTALK point location Measuring ranges Depending on cable quality: up to 20 km Resolution: 0.1% of range Accuracy: 0.4% of range Propagation velocity PVF: 0.3 to 0.999 V: 90 to 299 m/ms V/2: 45 to 150 m/ms Gain range: 0 to 72 dB Measuring pulse width: 10 to 5000 ns Amplitude at 120 Ohm 25 to 5000 ns pulse: ~5 V 10 ns pulse: ~4 V |
| KE-LQ20 Data Sheet |
 112.49 KB
|
| KE-LQ20 Manual |
476.62 KB
|
| Kurth Electronic catalogue |
13.63 MB
|
