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เครื่องตรวจเช็คสัญญาณโทรศัพท์ FLUKE Networks Telephone Test Set รุ่น TS 25 D

The TS25D features data lockout and lockout override, and a large LCD.

  • Caller-ID and Call Waiting Caller-ID
  • Amplified speakers for hands-free monitoring
  • Data lockout and data lockout override
  • Tone generator for wire identification
  • Talk battery to power voice conversation on dry (non-powered) lines
  • Easy to read oversized liquid crystal display
Specifications
Electrical
Return Loss>14 dB (ref 600 Ω)
DC Resistance
Off-Hook
On-Hook
150 Ω nominal
>1 MΩ
AC Impedance
Off-Hook
On-Hook
600 Ω nominal; 300 Hz to 3400 Hz
>120 kΩ; 300 Hz to 3400 Hz
Rotary Dial Output
Pulsing Rate10 pps ±1 pps
Break/Make Ratio60/40
Interdigit Interval>300 ms
Resistance During Break>100 kΩ
DTMF Output
Tone Frequency Error±1.5 % maximum
Tone Level–1 dBm combined (typical)
High versus Low Tone difference2 dB ± 2 dB
Memory Dialing
Memory Capacity10 speed dial memories plus one last number redial memory
Digit Capacity23 digits per memory
Pause DurationUser programmable Default: 4 seconds
Hook Flash DurationUser programmable Default: 600 ms
Automatic Speaker Shut Off DurationUser programmable TS25D default: 5 minutes TS25D CO default: 2 minutes
Battery9 V alkaline or lithium battery
Physical
Measurement7.8 in x 2.7 in x 1.6 in (20 cm x 6.8 cm x 4 cm)
Weight10 ounces (284 g)
Environmental
Temperature Range Operating32°F to 122 °F (0 °C to 50 °C)
Storage-40 °F to 150 °F (-40 °C to 65 °C)
AltitudeUp to 10,000 ft (3,000 m)
Relative Humidity5 % to 95 %
Certifications and ComplianceConformité Européenne. Conforms to relevant European Union directives.