3
Assembly description
The LC-171 is a robust detector which includes a large LED indicator that can be easily observed
from long distances and an optional buzzer to provide indication of intrusion.
Using the supplied mounting bracket, the LC-171 can be easily mounted to walls using mounting
screws and poles using the supplied metal bands.
The LC-171 is combined of three detection elements:
• Upper PIR element
• Lower PIR element
• Microwave element
• The upper PIR element has an adjustable detection height while the other two are fixed.
The following drawing shows all internal elements:
Range setting handle
Tamper switch
Lower PIR element
Bracket locking screw
LED
Microwave element
Terminal Connection Blocks
Range Indication
Upper PIR element
LED and Buzzer dipswitches
Sensitivity setting
4
Direction Angle Indicator