DSC LC-171 Installation Instructions & User Manual

Dual-tech motion sensor (dual pir & microwave) with pet immunity

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LC-171
Dual-Tech Motion Sensor
(Dual PIR & Microwave) with Pet
Immunity
INSTALLATION INSTRUCTIONS
&
USER MANUAL
P/N: 7131691 ver.B
1

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Summary of Contents for DSC LC-171

  • Page 1 LC-171 Dual-Tech Motion Sensor (Dual PIR & Microwave) with Pet Immunity INSTALLATION INSTRUCTIONS & USER MANUAL P/N: 7131691 ver.B...
  • Page 2: Table Of Contents

    General ..............................3 Features ..............................3 Assembly description ..........................4 Detection Pattern............................ 5 Selecting mounting location........................6 Detector Installation ..........................7 Terminal Block Connections ......................... 9 Wire Size Requirements..................... 9 Settings & Adjustments ........................10 Detection beam direction....................10 Detection range setting ....................10 Sensitivity, Range and Pet immunity Adjustment .............
  • Page 3: General

    The LC-171 is designed to protect large areas and can easily be installed on walls or poles in order to provide a solid area of protection while rejecting interference from birds and small animals due to the provided pet immunity optics.
  • Page 4: Assembly Description

    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.
  • Page 5: Detection Pattern

    Detection Pattern The LC-171 has a 90° top view PIR and MW detection pattern with over 18m (59 ft.) detection distance (when installed at 1.2m (4 ft.) above the ground surface). The LC-171 has an internal rotating housing (which includes the 2 PIR elements and the MW) that can be adjusted horizontally, so its 90°...
  • Page 6: Selecting Mounting Location

    The LC-171 performs best when provided with a constant and stable environment. x In order to ensure suitable operation of the LC-171 type of ground should be one of the following: Asphalt concrete, Cement, Soil, Clay, Gravel or Grass (mown).
  • Page 7: Detector Installation

    Detector Installation Important! Prior to installation, read both “Operation” and “Selecting the mounting location” sections carefully. 1. Install the detector in such manner that the intruder 2. The detector is to be installed at height of 0.8 to 1.5 is most likely to cross the detection area from side to meter (2.6 to 4.9 ft.), ideally 1.2m (4 ft.) side.
  • Page 8 9. Break the relevant knockouts on the rear side of the 10. Attach the sealing “U” shaped Sponge Pad to the plastic base and slide the wires from the outside via the wire opening from the rear side after the wires have paths and knockout to the internal side of the detector.
  • Page 9: Terminal Block Connections

    Terminal Block Connections Terminal 1 - Marked “-” (GND) - Connect to the ground of the Control Panel. Terminal 2 - Marked “+” (+12V) - Connect to a positive Voltage of 9.6 -16Vdc source (usually from the Control Panel) Terminals 3 & 4 - Marked “TAMP” - If a Tamper function is required connect these Terminals to a normally closed 24-Hour Tamper Zone on the Control Panel.
  • Page 10: Settings & Adjustments

    8.2 Detection range setting The LC-171 detection range may vary between 3m (10 ft) and 18m (59 ft), while installed on 1.2m (4 ft.) height above the ground surface. Changing the detection range is achieved by sliding the upper detection element up or...
  • Page 11: Sensitivity, Range And Pet Immunity Adjustment

    To adjust for ranges between 3m and 18m (10 and 59 ft.) slide the detection element up or down to correspond with the desired distance. Each step between 3m and 18m (10 and 59 ft.) represents 3m (10 ft) of range. Maximum Range (18m, 59ft) Minimum Range (3m, 10ft) 8.3 Sensitivity, Range and Pet immunity Adjustment...
  • Page 12 Low Risk Risk (59 ft) Noisy Area High Risk with Pet Immune Very High Risk (23 ft) up to Very High Risk with Pet 20kg High Risk Immune (44 lb) Noisy Area up to Risk 35kg Extremely Noisy Area (77 lb) Low Risk Low Risk Risk...
  • Page 13: Indications Setting

    LED OFF Buzzer ON Factory default setting Factory default setting The LC-171 has two types of indicators: 1. LED 2. Buzzer The installer can adjust both indicators operation during detection (ON or OFF) by using switch number “1” for the buzzer and switch number “2” for the LED. When the LED indicator is ON the LED indicator will activate for 1 second each time an intrusion is detected.
  • Page 14: Operation

    Operation Note! Connect the LC-171 to a positive Voltage output of 9.6 -16Vdc source. Use only a listed power limited source. The detector shall be provided with minimum of 4 hours of standby power from either a listed compatible control unit or power supply.
  • Page 15: Specifications

    11 Specifications Detection Method Dual PIR AND MW Microwave Frequency 24.125 GHz Power Input 9.6 to 16Vdc Active: 24mA (±5%) Current Draw Standby: 21mA (±5%) Temp Compensation Yes, Dual slope temperature compensation Alarm Period 2 sec (±0.5sec) Form C (NC, NO, Common) Alarm Outputs 28Vdc 0.1 A with 10 Ohm series protection resistor Two Switches...
  • Page 16 Limited Warranty Digital Security Controls warrants that for a period of 12 months from the date of purchase, the product shall be free of defects in materials and workmanship under normal use and that in fulfillment of any breach of such warranty, Digital Security Controls shall, at its option, repair or replace the defective equipment upon return of the equipment to its repair depot.

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