เครื่องตรวจเช็คสัญญาณโทรศัพท์ FLUKE Networks Telephone Test Set

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

Electrical
Loop Limit	2.4 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 Output	10 pps .5 pps
Pulsing Rate	60 % ± 2 %
Percent Break	800 ms typical
Interdigit Interval Leakage During Break	> 50 kΩ
DTMF Output	±1 % maximum
Tone Frequency Error Level per Tone Pair	dBm maximum, – dBm minimum
High versus Low Tone Difference	4 dB maximum
Physical
Length	8.75 in (22.2 cm)
Width	2.375 in (6.03 cm)
Height	3.375 in (8.57 cm)
Weight	10.8 oz (.307 kg) maximum
Environmental
Temperature	Operating: -5 °C to °C Storage: -40 °C to °C
Drop	1 meter, 4 times
Altitude	To 3,000 meters (10,000 feet) maximum
Relative Humidity	10 %to 80 % (non-condensing)
Regulatory Standards Used	47 CFR Part 15, Subpart B ICES-003 Issue 3 AS/NZS 3548 EMC Directive 89/336/EEC, EN 55022:98, EN 61326:97, A1:98 Annex C, EN 61000-4-2, EN 61000-4-3 LV Directive 73/23/EEC, EN 610010.1 (1993)
Certifications and Compliance	Conformité Européenne. Conforms to relevant European Union directives. CAN/CSA-C22.2 No. 60950-1-03 CAN/CSA-C22.2 No. 1010.1-92 CSA-C22.2 No. 1010.1B-97, UL/ANSI 3111-1