The 2WTA-B is a 2-Wire Photoelectric smoke detector, incorporates a state-of-the-art optical sensing chamber, an advanced microprocessor and features a restorable, built-in fixed temperature (58 °C) thermal detector. It also contains a piezoelectric horn which generates the ANSI S3.41 temporal pattern in an alarm condition.

Features

• Full line of options including:
• 85 dB sounder
• Isolated thermal sensor
• Plug-in design – base included
• In-line terminals
• Flexible mounting options
• Stop-Drop ’N Lock™ attachment to the base
• Removable cover and chamber
• Remote maintenance signaling
• Drift compensation and smoothing algorithms
• Simplified sensitivity measurement
• Dual colour LEDs