Tescom ACT6000 - Special Measurements; Digital Multimeter DC; AC

ACT6000 User Guide – January 2021 Page 11 of 52
- Monitoring time ....................: 4 min.  24 hours.
- Events indicators .................: 1 Event Counter; Event/Time Ratio; Secs. with Events.
- Readout ..............................: Tabular and Time Domain Histogram representation.
Special Measurements
· Line Immunity by White Noise injection (available on Network Analyzer)
- Output level range ...............: -70 ¸ -144 dBm/Hz @ Zref 100 W - 0.1 dB Resolution.
- Output impedance ...............: 100, 120, 135, 150 and 1350 W (balanced).
- Band width .........................: 1 kHz  6 MHz.
· TDR Fault locator
Distance ranges………………... : 90, 180, 450, 900, 1800, 3600, 7200 m. @ 0.600 PVF.
Zoom…………………………….. : vertical: -8 ¸ +77 dB; horizontal : 1x, 2x, 4x.
Distance resolution (by marker) : · minimum range: about 0.4 meters (or 1 foot);
· maximum range: about 40 meters (or 100 feet).
Operative mode………………… : single line (2 wires), Crosstalk (4 Wire), Differential by
relative comparison with other line; Monitoring to
events localization by Peak mode (Sample & Hold).
Pulse output level……….……. : short and long: 2.2 Vpp; Boost: 5.5 Vpp.
Pulse length…………………… : automatic on range selection, from 10 to 5000 ns.;
IN/OUT impedance…..………… : 100, 110, 120, 135, 150 W (balanced)
TGC (automatic gain control).. : 0 ¸ 6 dB/km.
Propagation velocity………….. : PVF: 0.300 to 0.999 or PV (90 to 300 m/µs)
· Digital Multimeter DC / AC (by DMM – ACT-12 optional module)
Measuring mode.......................: between a-b; a-c (Gnd); b-c (Gnd) and reverse.
DC Voltage, Range / Accuracy ..: 0  140 Vdc / 2% of reading 1 digit.
AC Voltage, Range / Accuracy ..: 0  100 Vrms / 2% of reading 1 digit / 153300 Hz.
DC LOOP RESISTANCE / INSULATION
- Test Voltage ...........................: 100 Vdc (with current limit 1mA max).
- Range Loop Res./ Accuracy ...: 2   5 K / 2% of reading  digit.
- Range Insulation / Accuracy ...: 2   1 G / 2% of reading  digit.
LINE LENGTH BY LOOP RESISTANCE
- Line length evaluation/ accur. .: (as function of measured loop resistance).
- Line Gauges setting................: from 0.2 to 2.5 mm or from AWG 26 to AWG 11.
- Multi-section setup .................: up to 5 different cables type.
- Line Resistance correction ......: from 1.01 to 1.60 x standard copper resistance.
- Line Temperature setting ........: set from -20°  +60° C.
- Range / Resolution .................: 0 to 99.999 kUnits (meters or feet) / 1 units.
RESISTANCE METER (real time) (by optional module ACT-18 installed on DMM module)
Range / Resolution / Accuracy ..: 0.1  to 50 k / 0.1  up to 999.9  / 2% 1 digit.
RESISTANCE balance / acc…..: shorting a-b-c (gnd) / with >5  unbalance.
RFL (Resistance Fault Locator)
- Loop resistance .....................: 1 to 5 k maximum.
- Multi-section facility ...............: as the setup for Loop Resistance.
- Fault resistance .....................: from 5  to 20 M max.