Fluke – TS® 25D Test Sets

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

Caller ID and call-waiting caller-ID (on N. American phone systems)
Data lockout and data lockout override
DSL/POTS filtering technology lets you safely draw dial tone from a pair that is carrying voice and ADSL without downing the ADSL service
Built-in analog tone generator for tracing and identifying wires with a probe
DTMF digit grabbing capability
Talk battery to supply power to non-powered (dry) pairs to carry voice conversation
Row/column tones for single tone dialing
High voltage Lockout/Low voltage Lockout
Continual data detection in monitor mode
Over voltage and over current protection
Amplified speaker for hands-free monitoring
Programmable phonebook stored in non-volatile memory
Speed dial (10 memories, 23 digits each)
Selectable flash and pause duration
Battery level indicator
Battery included

Electrical
Return Loss	>14 dB (ref 600 Ω)
DC Resistance
Off-Hook	150 Ω nominal
On-Hook	>1 MΩ
AC Impedance
Off-Hook	600 Ω nominal; 300 Hz to 3400 Hz
On-Hook	>120 kΩ; 300 Hz to 3400 Hz
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	–1 dBm combined (typical)
High versus Low Tone difference	2 dB ± 2 dB
Memory Dialing
Memory Capacity	10 speed dial memories plus one last number redial memory
Digit Capacity	23 digits per memory
Pause Duration	User programmable Default: 4 seconds
Hook Flash Duration	User programmable Default: 600 ms
Automatic Speaker Shut Off Duration	User programmable TS25D default: 5 minutes TS25D CO default: 2 minutes
Battery	9 V alkaline or lithium battery
Physical
Measurement	7.8 in x 2.7 in x 1.6 in (20 cm x 6.8 cm x 4 cm)
Weight	10 ounces (284 g)
Environmental
Temperature Range Operating	32°F to 122 °F (0 °C to 50 °C)
Storage	-40 °F to 150 °F (-40 °C to 65 °C)
Altitude	Up to 10,000 ft (3,000 m)
Relative Humidity	5 % to 95 %

Notes Specifications subject to change without notice. This product has been safety certified for indoor use only.

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