Reference:
VXI-ST
PIR outdoor detector, with double pyro-sensor. Main features: Flexible range (2.5-3.5-6-8.5-12m), sensitivity adjustment (H, M, L), and advanced processing logic SMDA (Super Multi-Dimension Analysis) to avoid false alarms. Double conductive mesh (patented) to avoid interference. Reach up to 12 m, 90°. Mounting height 0.8 - 1.2m. IP55. 12VDC power supply.