ST230 Telephone line tester/butt set/lineman test set with big clamps and metal pothook

ST230 Telephone line tester (Telephone line fault locator) (tel line test set)

Brief Introduction

ST230 is a portable and intelligent line fault tester which is designed following human engineering theory with the appearance style like barbell, adopting advanced technologies such as intelligent CPU, IC & SMT technology. It integrates various kinds of functions such as telephone and line performance test to be the one. 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.

Main functions and key features

1. Dialing, Receiving, Redial
2. Incoming call number display
3. Mute function
4. P/T transfer function
5. High DC voltage indication
6. AC V & DC V test
7. Insulation test
8. Open test
9. Earth insulation
10. Call user & talk
11. Phone test
12. Check wire pairs
13. Monitor function
14. High AC voltage alarm
15. Under voltage self-checking

Technical Specifications

Technical Specifications