Dortronics Systems, Inc.
Dortronics 7281-EA, Door Exit Alarm with Adjustable (2 to 60 Second) Time Delay, Single Gang Stainless Steel Plate, LED and Audible Alarm
- SKU:
- 7281-EA
The door exit alarm unit is a high-performance door monitoring and security device designed to detect and alert when a protected door is opened or left in an unauthorized state. Built for commercial and institutional access control systems, it combines audible alarm output, visual LED indication, and adjustable time delay functionality for flexible security applications.
Featuring a durable single gang stainless steel faceplate, this unit integrates seamlessly into standard electrical boxes while maintaining a clean, professional appearance. The built-in LED indicator provides real-time status feedback, while the audible alarm (piezo sounder) ensures immediate attention during a door breach or propped-open condition.
The system includes an adjustable time delay ranging from 2 to 60 seconds, allowing installers to configure warning or trigger timing based on site requirements and security policy.
Key Features
- Door exit alarm with adjustable 2–60 second time delay
- Integrated audible alarm (piezo sounder) for immediate warning
- Built-in LED status indicator for visual monitoring
- Durable single gang stainless steel wall plate
- Detects door open, forced entry, or propped door conditions
- Suitable for access control and security monitoring systems
- Designed for commercial, institutional, and industrial environments
Technical Specifications (Datasheet)
Product Type: Door Exit Alarm / Door Prop Alarm Module
Mounting: Single gang electrical box
Faceplate Material:
- Stainless steel (brushed finish typical)
Alarm Output:
- Piezoelectric audible alarm
- High-decibel warning tone (typically ~80–90 dB range depending on model)
Time Delay Range:
- Adjustable 2 to 60 seconds
Indicator:
- LED status indicator (door secure / alarm / warning states)
Power Requirements:
- 12 or 24 VDC operation (typical access control supply)
Control Inputs:
- N/O and N/C trigger inputs for door monitoring integration
Relay Output (if equipped):
- DPDT or SPDT output for system integration (model dependent)
Applications
- Access-controlled exit doors
- Emergency exit monitoring systems
- Commercial building security
- Schools, hospitals, and public facilities
- Doors requiring prop or forced-entry detection
- Integration with maglocks and electric strikes
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