11
Specifications
Specifications
Electrical
Loop Limit
2 k
Ω
maximum at
48 VDC (nominal 20 mA
minimum loop current)
DC Resistance
(Talk Mode)
300
Ω
typical
Monitor
Impedance
TS22
5 k
Ω
nominal at 1 kHz
TS22A
120 k
Ω
nominal at 1 kHz
Rotary Dial Output
Pulsing Rate
10 pps ±5 pps
Percent Break
61 % ± 2 %
Interdigit
Interval
1000 ms typical
Leakage
During Break
>50 k
Ω
DTMF Output
Tone
Frequency
Error
±1% maximum
Tone Level
-3 dBm combined (typical)
High versus
Low Tone
Difference
4 dB maximum
Monitor Amplifier
Power Source
9 V battery; provides 25 hours
continuous use, typical
Speaker Levels for
TS22
Low, medium, high and off
Automatic Power
Shut Off
After 5 min. of no audio signal
Speakerphone
Levels TS22A
Low, medium, high and off
Power Source
Shared line and battery power
Physical
Measurement
10.25 in x 2.69 in x 3.38 in
(26 cm x 6.83 cm x 8.57 cm)
Weight
TS22
21 ounces (.595 kg)
TS22A
22 ounces (.624 kg) typical
Environmental
Temperature
Operating:
29 °F to 140 °F (-34 °C to 60 °C)
Storage
-40 °F to 150 °F (-40°C to 66 °C)
Altitude
To 10,000 feet (3,000 meters)
Relative Humidity
5 % to 95 %
Certifications and Compliance
Conformité Européenne. Conforms to
relevant European Union directives.
Note
Specifications subject to change without notice.
Содержание TS 19
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Страница 16: ...12 TS22 Series Craft Test Sets Users Guide ...