เครื่องตรวจเช็คสัญญาณโทรศัพท์ FLUKE Networks Telephone Test Set รุ่น TS 23 PRO

A standard voice, data and video telephone test set

Four testing functions include:
  • Voltage indication – identifies potential line problems
  • Current (mA) indication – verifies sufficient line current
  • Detects dial tone, places and receives calls
  • Polarity
Specifications
Electrical
Current Range (Off-Hook) 10 mA to 100 mA
DC Resistance
Off-Hook 150 Ω nominal
On-Hook >3 M Ω
AC Impedance
Off-Hook 600 Ω nominal; 300 Hz to 3400 Hz
On-Hook >120 kΩ 300 Hz to 3400 Hz
Headset impedance 32 Ω
Rotary Dial Output
Pulsing Rate 10 pps ±1 pps
Break/Make Ratio 60/40
Interdigit Interval >300 ms
Resistance During Break >100 kΩ
DTMF Output
Tone Frequency Error ±1.5 % maximum
Tone Level -3 dBm combined (typical)
High versus Low Tone Difference 2 dB ± 2 dB
Speed Dialing
Memory Capacity 9 speed dial memories of 23 digits, plus one last number redial memory
Digit Capacity 23 digits per memory
PBX Pause Duration 4 seconds
Hook Flash Duration User programmable; default of 500 ms
Automatic Shut Off Duration User programmable; default of 2 minutes
Power
Battery type 9 V alkaline battery
Physical
Dimensions 8.3 in x 3.2 in x 2.6 in (211 mm x 81 mm x 66 mm) (without belt)
Weight 1.16 lb (0.53 kg) (without belt clip)
Water Resistance The test set is rain and moisture resistant and IP64 rated
Temperature Range
Handset speech and dialing functions -22°F to 140 °F (-30°C to 60°C)
LCD function -13°F to 140°F (-25°C to 60°C)
Storage -22°F to 150°F (-30°C to 66°C)
Altitude To 10,000 ft. (3,000 m) max
Relative Humidity 95% to 30°C
75% to 40°C
45% to 50°C
30% to 60°C
Safety
Regulatory compliance Complies with ANSI/ISA 82.02.01 (61010-1) 2004, CAN/CSA-C22.2 No 61010-1-04, UL 61010-1 (2004) and IEC 61010-1:2010 for measurement category I, 300 V dc maximum, pollution degree 2
Maximum transient voltage 1500 V
EMC Complies with EMC EN61326-1