Scanner Specifications
The iscan 2002 scanner operates at a nominal power of 24 VDC with a range of 20-28 VDC and a power consumption of 2.9 VA. It features a factory-installed 10-foot multi-conductor shielded cable for electrical connections. The scanner includes two digital remote file selects as inputs and provides a normally open voltage-free flame relay contact as output. It also offers a 4-20 mA analog output and supports RS485 communication with a capacity of 127 scanners per loop over a distance of up to 5,000 feet. The response time is adjustable between 1-4 seconds. The scanner is designed to operate in temperatures ranging from -22°F to 158°F and can withstand 100% relative humidity. It is housed in a NEMA 4, 4x enclosure, suitable for hazardous areas classified as Class 1, Division 1 & 2, Groups B, C & D. The product is FM, UL, and CSA approved and comes with DSF COMM Software compatible with Windows 95, 98, 2000, and NT. A two-year warranty is provided.

Product Features and Benefits
The iscan series integrates the scanner and signal processor into a single unit, reducing costs and simplifying installation. It eliminates the need for separate control cabinet hardware and minimizes field wiring. The system is user-friendly with Windows-based software, offering real-time displays and extensive diagnostics. It is suitable for single and multiple burner applications across various fuel types. The rugged design includes a solid-state detector, electronic self-checking, and a compact configuration for easy installation. The system supports both daisy-chain and star network configurations for up to 127 scanners per loop.

System Display and Setup
The PC-based interface allows for digital adjustments and diagnostics display. Users can view burner status and flame signal data instantly. The setup/program display features on-screen adjustments, a self-learning wizard for flicker frequency, and automatic gain adjustment. It provides multiple file selection, internal temperature indication, and alarm displays. Data can be backed up to a hard drive or floppy disc.

Conclusion
The iscan 2002 offers a cost-effective and technologically advanced solution for flame scanning, providing significant operational simplification and cost savings. Its robust design and user-friendly interface make it a reliable choice for various industrial applications.