Panasonic KX-TDA30 - Manual (Page 121)

1.9 Using User-supplied Equipment
User Manual 121
1.9.3 If an External Sensor is Connected
Preprogrammed extensions can receive an alert call from an external sensor (e.g., security alarm)
connected to the PBX.
To answer a sensor call
• If you do not answer a sensor call within a specified time period, the sensor call will stop.
Off-hook.
PT/SLT/PS
On-hook.
D.Tone