ST230F Telephone line tester

Main functions and key features



1. Telephone line fault checking, break line fault
2. DC, insulation test
3. Call the user as the common phone to check the userÿ®s phone there is problem or not, can do dial, calling, receiving the call.
4. Monitor in high resistance
5. ISDN/ADSL identification
6. Hand free function(two speak ways, loudspeaker)
7. Calling number displaying in FSK and DTMF modes, dialing telephone number display in FSK and DTMF modes,
8. One Key override lockout function
9. Tone/pulse function
10. High voltage indication (data indicator will light)
11. As the cable tracker combined with assistant test cord.
12. Low voltage warning, automatic power off and energy-save design
13. Memory key(10 groups of 18 digits)
14. Li-battery can continuously work more than 12 hours





Technical Specifications




DC V test

Range (V)
0-260

Error
+/-5%

Insulation impedance test

Range (M¥¸): 0~10

Range (M¥¸): 10~30
Error: ÿ?/-5%+/-0.1 M¥¸

Error: ÿ?/-10% +/-0.5M¥¸

General specifications
Ring distance (Km)
ÿ?2

Open resolution (Km)
ÿ?2

Monitoring resistance (M¥¸)
ÿ?

Temperature (C)
-10~55

Weight (kg)
0.5

Dimension (mm)
232x73x95

Battery
Rechargeable 11.1V Li battery, continuous working more than 12 hours

Relative humidity
10%~95%

Environment noise (dB)
ÿ?0

Atmospheric pressure (Kpa)
86~106