ST220B Serial Mini Telephone Line Teser

Specifications telephone line tester is the button phone and lineman tester which help lineman to check the cable fault. ST220B Tel Line Tester is a new kind of line fault tester with safety & multi-functions capabilities. Besides the functions as a common Tel Line Tester, it also has the...

Product Details

ST220B Mini Telephone Line Teser

Specifications

telephone line tester is the button phone and lineman tester which help lineman to check the cable fault.

ST220B Tel Line Tester is a new kind of line fault tester with safety & multi-functions capabilities. Besides the functions as a common Tel Line Tester, it also has the functions of high voltage protection and dangerous voltage warning, etc.


Main Functions
1. Dialing, talk, hook
2. Checking wire pairs
3. Test insulation or break faults of the line
4. Pulse/Tone switch.


Key Features
1. DTMF applying to GB/T15279-94
2. High voltage alarm
3. Low voltage warning
4. Last number redial
5. Special durable test clamp
6. Automatic power off and energy-save design
7. Pocket size, simple operation


Technical Specifications
1. Insulation impedance test
2.Range (MΩ)0~10
3. General specifications
4. Ring distance (Km)≤1
5. Line break resolution (Km)≤3
6. Weight (kg)≤0.22
7. Dimension (mm)146*54*37
8. Battery (V) 9

ST220B Tel Line Tester is a new kind of line fault tester with safety & multi-functions capabilities. Besides the functions as a common Tel Line Tester, it also has the functions of high voltage protection and dangerous voltage warning, etc.

Insulation impedance test

Range (MΩ)

0~10

General specifications

Ring distance (Km)

≤1

Line break resolution (Km)

≤3

Weight (kg)

≤0.22

Dimension (mm)

146×54×37

Battery (V)

9


If you're in need of st220 serial mini telephone line teser to help with your business, please be free to buy with our factory. As one of the leading such manufacturers in China, we will offer you low price and unmatched services.

If you're in need of st220b serial mini telephone line teser to help with your business, please be free to buy with our factory. As one of the leading such manufacturers in China, we will offer you low price and unmatched services.
Inquiry