Quick Start - Supplement
Revision J
UL 325 Standard For Safety
Protection Against Entrapment
HySecurity Gate Operators
UL 325 – 2016
This document supplies site planning scenarios and reference tables that help explain the UL 325-2016 requirements for
monitoring of external entrapment protection sensors. HySecurity is monitoring Normally Closed (NC) sensors to conform to
UL 325 monitored entrapment protection requirements.
Approved sensors recommended for use with HySecurity gate operators are specied in this document.
For more information regarding UL 325-2016, refer to the HySecurity website section: www.hysecurity.com/gatesafety
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Draw-in Zones
Wired edge sensors can protect
areas of entrapment along
posts or walls
Trailing End
Leading End
Secure side
Slide Gates:
Potential Zones for
Entrapment Protection
1. Draw-in zones
2. Leading end
3. Trailing end
Draw-in Zones
Wired edge sensors can protect
areas of entrapment along
posts or walls
1
Trailing End
2
Leading End
Secure side
Swing Gates:
Potential Zones requiring
Entrapment Protection
1. Leading Edge
2. Bottom Edge
3. Entry / Exit
4. Posts
5. Post Pivot / Pinch Points
6. Arm Movement
Secure side
Drawings NOT TO SCALE
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Slide Gates:
Potential Zones for
Entrapment Protection
1. Draw-in zones
2. Leading end
3. Trailing end