STI PA4436B Perimeter Access Guard, Emitter & Receiver, 13" Size

The STI PA4436B is a 13-inch light curtain-style perimeter access guard system from Safety Technology International (STI), designed to protect personnel from entering hazardous zones around machinery or automated systems. It includes both an emitter and receiver unit to form an optical sensing field that detects obstructions and signals for equipment shutdown or interlock when access is breached. Technical Specifications: • Model: PA4436B • System Type: Perimeter Access Guard • Configuration: Emitter and Receiver pair • Sensing Height: 13 in (approximately 330 mm) • Detection Capability: Body/limb detection (typically 2–4 beam pairs) • Operating Range: Up to 20 feet (6 meters) between emitter and receiver • Light Source: Infrared LEDs (modulated for interference rejection) • Beam Spacing: Fixed, optimized for intrusion detection at perimeter level • Output Type:  - Solid-state safety outputs (PNP/NPN depending on model)  - Relay interface module may be required for control circuit integration • Response Time: ≤20 ms • Power Supply: 12–24 VDC ±10% • Current Draw: ~100–150 mA per unit • Indicators: LED status indicators for power, alignment, and fault conditions • Enclosure Material: Aluminum extrusion with protective end caps • Enclosure Rating: IP65 (dust-tight and water-jet resistant) • Operating Temperature: -10 °C to +55 °C • Mounting: Bracket slots included on rear or sides for adjustable installation • Cable Connection: M12 or pigtail cable depending on configuration

Condition: Used

Weight:   8.12

Depth:   10.00

Length:   45.00

Width:   10.00

SKU:   2979 4.S7.3.3