Table of Contents
Advertisement
TS120 Test Telephone
Users Guide
Specifications
Electrical
Return Loss
Line Current Range
Resistance to
Continuous Current
(Talk Mode)
Monitor Mode
Impedance
Pulse Dial Output
Pulsing Rate
Open/Close Ratio
Inter-digit Interval
Resistance During
Pulse Open
Protection Against
Alternating Current
Overvoltage
Peak Acoustic Output
of the Receiver
DTMF Output
Tone Frequencies
Tone Frequency
Error
Tone Level
High Group
Low Group
High vs Low Tone
Difference
Last Number Redial
(Tone/Pulse)
Memory Capacity
Memory Retention
Ringer Loudness
6
>14 dB (ref 600 Ω)
15 mA to 120 mA
275 Ω typical at 20 mA
>120,000 kΩ
300 Hz to 3400 Hz
10 pps +1 pps
67/33
800 ms +20 %, -10 %
> 200,000 Ω
The TS120 survives up to
250 Vrms across its test
leads.
<110 dBspl in Talk mode
per ITU-T Q.23
±1.5 % Maximum
-6 dBm +2 dB
(into 600 Ω)
-8 dBm +2 dB
(into 600 Ω)
2 dB +1 db
23 digits
8-minutes nominal
> 70 dBA at a distance of 1
meter
Ringer Equivalent
(REN)
Flash Duration
Physical
Measurements
Weight
Temperature
Operating
Storage
Altitude
Relative Humidity
Safety
Telecom Electrical
Safety Classification
IP54
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
Notes
Specifications subject to change without notice.
Legal requirements may exist regarding permission
to connect equipment to a Telecom network
operated by a public network operator.
0.14
300 ms ±30 ms
10.25 in x 2.88 in x 3.38 in
(26.0 cm x 7.3 cm x 8.6 cm)
0.5 kg (17.6 ounces) typical
-4 °F to +140 °F
(-20 °C to +60 °C)
-4 °F to +151 °F
(-40 °C to +66 °C)
To 3,000 m
(10,000 ft) maximum
5 % to 95 %
(non-condensing)
TNV-3
Advertisement
Table of Contents
