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Help CenterHand Free SENTER ST230F Test Telephone Small Telephone Line Tester
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Brief Introduction for Hand free SENTER ST230F test telephone small telephone line tester
ST230F Telephone Line Tester is one portable and intelligent line fault tester, which adopts advanced technologies such as intelligent CPU, IC & surface mounted technology (SMT) technology. It integrates various kinds of functions such as telephone, line performance test and safety test to be the one.
Main functions and key features
Telephone line fault checking
Monitor, ISDN/ADSL identification
Hand free function(two speak ways, loudspeaker)
Calling number displaying
One Key override lockout function Data lockout override function
Tone/pulse transfer function
High DC voltage indication
High AC voltage alarm
Low voltage self-checking, automatic power off and energy-save design
Memory key(10 groups of 18 digits)
Telephone functions(Dialing, Receiving, Redial)
Caller telephone number display
Telephone number storage and dial function
Mute function
Tester test (AC V & DC V test, Insulation test, Open line test, Earth insulation)
Call user & talk
Check wire pairs
Technical Specifications for Hand free SENTER ST230F test telephone small telephone line tester
DC V test | |
Range (V) |
0-260 |
Error |
±5% |
Insulation impedance test | |
|
Range (MΩ): 0~10 Range (MΩ): 10~30 |
Error: ≤±5%±0.1 MΩ Error: ≤±10% ±0.5MΩ |
General specifications | |
Ring distance (Km) |
≤ 2 |
Open resolution (Km) |
≤ 2 |
Monitoring resistance (MΩ) |
≥1 |
Temperature (C) |
-10~55 |
Weight (kg) |
0.5 |
Dimension (mm) |
232x73x95 |
Battery |
11.1V, 620mAH Li-ion chargeable battery |
Relative humidity |
10%~95% |
Environment noise (dB) |
≤60 |
Atmospheric pressure (Kpa) |
86~106 |
Details images for Hand free SENTER ST230F test telephone small telephone line tester
Know more about SENTER from here!
Shandong Senter Electronic Co., Ltd., located in state-level New & Hi-Tech development zone of Zibo city, is a high technology enterprise applying itself to provide communication test instruments and comprehensive network monitoring solutions. It was founded in1996, there are 160 staffs now, 20 million RMB registered capital, Senter covers an area of 20,000 square meters.
Senter have passed the ISO9001 international quality management system certification, now is the “High Technology Enterprise”, “Software Enterprise ”, “Center for Post-doctoral studies ”, “Zibo Communication Maintenance Instruments Engineering Technology Research Center ” and “The national Intellectual Property Pilot Units”, and has the honor to get “Shandong Provincial Outstanding Private Science and Technology Enterprise”, “China's Patent Shandong Star Enterprise”, Senter have six functional departments and two business divisions, and have New technology R&D center in Shenzhen.
Test instruments division, professionally specialize in providing all kinds of communication maintenance test instruments and serial solutions to each operators and private network users, main products include optical fiber test instruments, broadband network access test instruments, intelligent maintenance PDA terminal, and communication cable test instruments, products cover all aspects in communication maintenance field from voice, narrow band to broad band, form cables to optical fiber.
Monitoring division, professionally specialize in various network monitoring solutions; main products include communication station machine room power environment monitoring system, 3G network video monitoring system, and intelligent transmission substation auxiliary monitoring system, based on each communication operator, the division have expanded to many industries such as environmental protection, electric power, logistics and transportation and so on.
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