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เครื่องตรวจเช็คสัญญาณโทรศัพท์ FLUKE Networks Telephone Test Set รุ่น TS 19

TS19 features DataSafe™, Tone or Pulse operation, Talk/Monitor capabilities and last number redial.

  • High impedance DataSafeTM operation in monitor mode
  • Tone (DTMF) and pulse operation
  • Last number redial
  • Polarity indication in talk mode
Specifications 
Electrical
Loop Limit2.4 kΩmaximum at 48 VDC (nominal 15 mA minimum loopcurrent)
DC Resistance (Talk Mode)150 Ωtypical at 80 mA current
AC Impedance (Monitor Mode)Low impedance (Ring position) 600 Ωat 1 KHz typical
High impedance (HI Z position) 100 kΩminimum at 1 KHz
Rotary Dial Output10 pps .5 pps
Pulsing Rate60 % ± 2 %
Percent Break800 ms typical
Interdigit Interval Leakage During Break> 50 kΩ
DTMF Output±1 % maximum
Tone Frequency Error Level per Tone PairdBm maximum, – dBm minimum
High versus Low Tone Difference4 dB maximum
Physical
Length8.75 in (22.2 cm)
Width2.375 in (6.03 cm)
Height3.375 in (8.57 cm)
Weight10.8 oz (.307 kg) maximum
Environmental
TemperatureOperating: -5 °C to °C
Storage: -40 °C to °C
Drop1 meter, 4 times
AltitudeTo 3,000 meters (10,000 feet) maximum
Relative Humidity10 %to 80 % (non-condensing)