Connecting additional devices, Before you begin – GTO UL325 SERIES User Manual
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Connecting Additional Devices
Although GTO strongly recommends the use of additional safety devices, we do not
endorse any specific brand names. Only use products that are certified and listed to
be in compliance with any applicable UL safety standards
(Underwriters Laboratories) and national and regional safety codes.
Call GTO Sales at 1-800-543-4283 for information on compatible products for your
specific application
PLEASE NOTE: Contact Sensors, Non-Contact Sensors, and Shadow Loops are not included with the Mighty
Mule® 500. NOTE: Refer to the sensor manufacturer’s instructions for information about installing these devices
on a vehicular gate.
The Mighty Mule® 500 will ONLY accept accessory devices with normally open dry contact output.
Before You Begin