Alert 340 Telephone Test Set features include:
| Attribute name | Attribute Value |
|---|---|
| ELECTRICAL: | |
| Loop Limit | 5kΩ |
| Minimum Loop Current | 10mA |
| Max. Off-Hook DC Resistance | 300Ω |
| Min. DC Resistance in: Idle Monitor and Lockout | 10MΩ @ 300VDC |
| Min. AC Impedance in Monitor | 400kΩ @ 1kHz |
| Span Power Lockout Range min: | 120VDC |
| Span Power Lockout Range max: | 450VDC |
| PULSE (ROTARY) DIAL: | |
| Pulse rate | 10pps +/- 0.1pps |
| Break / Make | 60/40% +/- 1% |
| Interdigit Interval | 800 +/- 50mS |
| DTMF OUTPUT: | |
| Tone Level | -6dBm |
| Tone Frequency error | ± 1% max |
| Tone Twist | 2dB ±1dB |
| Flash Duration | 100mS nominal |
| MEMORY DIALING: | |
| Stored Number Capacity | 10 plus LNR |
| Stored Number Length | 32 digit/stored number |
| PBX Pause | 4 seconds |
| POWER SOURCE: | |
| Battery | 1 x 9V Alkaline |
| Battery Life: Nominal: | 3 months |
| Continuous loudspeaking: | 30 hours |
| Low Battery | Visual and audible indication |
| Auto Shut-off | 5 minutes with no line DC, 20 with |
| ENVIRONMENT: | |
| Operating Temperature | -34°C - +60°C |
| Storage Temperature | -50°C - +75°C |
| Water Resistance | IP: 67 per IEC 60529 |
| Physical Shock | 6m onto concrete |
| PHYSICAL: | |
| Length | 248mm |
| Width | 70mm |
| Height | 86mm |
| Weight | 0.6kg |
| WARRANTY: | |
| Length: | 3 years |
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Nautilus Test Set Datasheet