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SENTROL Application notes - Alarms BC

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Commercial <strong>Application</strong>s<br />

USING A PIR FOR GROCERY STORE PICKUP<br />

APPLICATION<br />

INSTALLATION<br />

RECOMMENDED<br />

PRODUCTS<br />

Grocery stores are often designed with drive through grocery bag pickup lanes.<br />

A PIR with a long range lens mounted on the overhang above the drive-up can be<br />

used to signal the grocery bag attendant with a bell and/or a light when a car pulls<br />

up to the pickup door. The long range lens provides spot detection of automobiles<br />

and minimizes false alarms from people in the walkways next to the pickup lane.<br />

This configuration is designed for local annunciation — not alarm. Note: the PIR<br />

is responding to the heat of the car engine. Upon initial start-up, some car engines<br />

may not generate sufficient heat to trip the PIR. Be sure to localize the PIR by<br />

using a long range lens in this application.<br />

Mount the PIR in the ceiling, directly above the drive.<br />

Make sure conduit openings and mounting holes are well sealed. If conduit is<br />

used, run the conduit out the side or bottom of the unit to keep condensation from<br />

the conduit from draining into the PIR’s housing.<br />

The cast metal housing of the 6187CTX is specifically designed for outdoor<br />

applications. It provides water resistance and reliable detection in temperatures<br />

from -40°C to +50°C (-40°F to +120°F).<br />

SPACE DETECTION<br />

The 6187CTX detects warm car engines crossing a narrow<br />

field of view sending a local alarm to a waiting attendant.<br />

2.13

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