ORB-OP-52028-APO — it’s the Orbis I.S. Optical Smoke Detector from Apollo, designed for intrinsically safe environments like offshore platforms, refineries, and other hazardous areas.

 Detection & Technology

• Detection Principle: Photo-electric light scattering
• Sensor Configuration: Infrared emitter + prism with solid-state photo-diode and amplifier
• Fire Response: Ideal for slow-burning or smouldering fires
• False Alarm Reduction: Advanced chamber design keeps out dust and airborne contaminants

 Electrical Specs

• Operating Voltage: 12V to 28V DC
• Alarm Reset Time: 1 second
• Sampling Frequency: Every 4 seconds
• Polarity: L1 & L2 are polarity sensitive

 Environmental Ratings

• Temperature Range: -40°C to +70°C (restricted by gas classification)
• Humidity: 0% to 98% RH (non-condensing)
• IP Rating: IP23D

 Physical Details

• Dimensions: 100mm diameter × 42mm height
• Weight: 75g
• Material: Flame-retardant polycarbonate housing

 Certifications & Approvals

• Marine & Safety Approvals: BV, LR, DNV.GL, CCS, ABS, MED, IECEx, ATEX, PESO, BASEEFA
• Standards: EN54-7, CPD, LPCB