UL has announced a new edition of UL 1635, which applies to “digital alarm communicator system units.” The new edition can be purchased on UL’s website.
Description*
“These requirements cover digital alarm communicator system units for use in central-station burglar-alarm systems, proprietary burglar alarm systems, police station connect burglar-alarm systems, residential burglar-alarm systems, residential fire warning systems, and home health care medical alert systems.”
*Description from the UL website.
