Controlled Products Systems Group SG-TB-25-211 - Manual (Page 19)

SG • SG-D Barrier Gate Operator Installation Guide
- 17 -
P1277 Revision X2 8-11-2011
Free Gate Loop Layout Illustration
TWIST WIRE FROM END OF
LOOPS BACK TO OPERATOR
AT LEAST SIX TIMES PER
FOOT
2" MAX.
2"
3/8"
LOOP SEALANT
USE RELIEF CUTS
AT CORNERS
MULTIPLE TURNS
REFER TO LOOP
INSTALLATION NOTES
FOR DETAILS
THIS SYSTEM IS TYPICALLY USED AS AN ENTRANCE OR EXIT IN CONJUNCTION WITH A CONTROLLED ENTRANCE OR EXIT.
OPERATION OF FREE GATE SYSTEM: WHEN VEHICLE PASSES OVER OPEN DETECTOR LOOP, THE ARM RAISES. WHEN VEHICLE PASSES OVER AND OFF OF RESET DETECTOR LOOP, THE ARM LOWERS.
FREE GATE LAYOUT
LOCATE BARRIER GATE EQUIPMENT 35' FROM ROADWAY SO THAT APPROCHING VEHICLES ARE ABLE TO COMPLETE RIGHT TURN BEFORE REACHING ACTUATING DEVICE.