TP-Link TL-SC3171 User Manual page 62

Note:
You can set the alarm buffer function at Alarm Buffer page (Please go "Setting→ Advance →
Alarm Buffer → Setting"). For more details, you can check Section 7.7.
Alarm Input: Select the connected alarm. Sensor input1: The external sensor which is
connected to sensor input1 of the alarm input.
Note:
You can set the alarm input function at Alarm Input page. (Please go "Setting → Advance →
Alarm Input → Setting"). For more details, you can check Section 7.6.
69) Effective period: Set the period when the periodical sending is effective.
Always: The periodical sending is always effective.
Schedule: You can specify the period when the periodical sending is effective in the Schedule
setting in the other section.
57