1. Summary
This Telephone Line Tester is one portable and intelligent line fault tester, which adopts
advanced technologies such as intelligent CPU, IC & SMT technology. It integrates various
kinds of functions such as telephone, line performance test and safe test to be the one.
The incoming call number display function is compatible with FSK/DTMF two types. Its
particular function of AC voltage detect and test can judge whether there is dangerous AC
high voltage in the line or not quickly and accurately in order to protect lineman from high
voltage.
The tester is designed following the human engineering theory with the appearance style like
barbell, it can be put on the shoulder, the lineman can do other work using hands at the same
time; besides, it can be hung in the tool belt of waist through the pothook, it is convenient to
realize the talk function cooperate with the high quality earphone when the lineman is
climbing or doing other things; inner chargeable NI-MH battery can works about one week
after full charging; the shell is made of the new type of material and it is solid.
2. Layout
2.1 Tester
① The telephone line tester shell
② Belt clamp---use it to hung tester in tool belt of waist or cable
③ Terminal box---operate with assistant test line
④ Test clamp
⑤ Charge jack
⑥ Headphone jack
⑦ Assistant test line---operate with terminal box
⑧ Charger
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