The test set comes with 4 mm banana leads that have extra-large alligator clips and test probes. It features a backlit LCD and a glow-in-the-dark keypad.
The test set comes with 4 mm banana leads that have extra-large alligator clips and test probes. It features a backlit LCD and a glow-in-the-dark keypad.
Features
Test Functions
Electrical | |
Current Range (Off-Hook) | 10 mA to 100 mA |
DC Resistance | |
Off-Hook | 600 Ωnominal; 300 Hz to 3400 Hz |
On-Hook | >3 M Ω |
AC Impedance | |
Off-Hook | |
On-Hook | >120 kΩ 300 Hz to 3400 Hz |
Rotary Dial Output | |
Pulsing Rate | 10 pps ±1 pps |
Break/Make Ratio | 60/40 |
Interdigit Interval | >300 ms |
Resistance During Break | >100 kΩ |
DTMF Output | |
Tone Frequency Error | ±1.5% maximum |
Tone Level | -3 dBm combined (typical) |
High Versus Low Tone Difference | 2dB ± 2 dB |
Electrical | |
Current Range (Off-Hook) | 10 mA to 100 mA |
DC Resistance | |
Off-Hook | 600 Ωnominal; 300 Hz to 3400 Hz |
On-Hook | >3 M Ω |
AC Impedance | |
Off-Hook | |
On-Hook | >120 kΩ 300 Hz to 3400 Hz |
Rotary Dial Output | |
Pulsing Rate | 10 pps ±1 pps |
Break/Make Ratio | 60/40 |
Interdigit Interval | >300 ms |
Resistance During Break | >100 kΩ |
DTMF Output | |
Tone Frequency Error | ±1.5% maximum |
Tone Level | -3 dBm combined (typical) |
High Versus Low Tone Difference | 2dB ± 2 dB |