English > Products > Telecom Operation&Testing > Telephone Line Tester > ST230E Telephone Line Tester

InformationParametersDownloads
Information

Main Functions and Features

Tone/Pulse dialing mode switch
Pause
Redial 
Mute
Polarity identify
Adjust the volume
Inside rechargeable battery

Parameters

 

Index

GB/T15279-2002

Ring distance (Km)

≤2

Open resolution (Km)

≤2

Monitoring resistance (MΩ)

≥1

Battery

Rechargeable 9V NI-MH battery

Relative humidity

10%~95%

Environment noise (dB)

≤60

Atmospheric pressure (Kpa)

86~106

Operation Temperature (C)

-10~55

Weight (kg)

0.5

Dimension (mm)

232*73*95

 

Downloads
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