LED fire alarm display board 4907-9007

TrueAlert ES LED Text Messaging Appliance (4907-9007)

The 4907-9007 is an addressable LED text display within the TrueAlert ES notification system from Simplex. It displays emergency and informational messages in LED text format, receiving commands and supervision via IDNet signaling. The unit operates on 24 VDC system power and can use backup battery power from the fire alarm control panel (FACP).

Key Features

Multi-color LED Display

• Displays text messages in red, amber, or green, easily visible in noisy or sound-restricted environments.

System Integration

• Fully compatible with Johnson Controls (Simplex) addressable fire alarm systems including 4007ES, 4010, 4010ES, 4100ES, and 4100U, via IDNet communications.

Flexible Messaging Capabilities

• Supports up to 32 programmable messages (10 factory-default messages provided).

• Messages can include upper/lower case letters, bold, reduced or enlarged text.

• Display modes: static, flashing, or scrolling.

• Compatible with TrueSite Workstation for non-alarm free-text messaging.

Wide-Ranging Applications

• Emergency evacuation instructions, “shelter-in-place” messaging, severe weather alerts, or authority-issued directives.

• Can integrate with emergency mass notification platforms (e.g., Rave Mobile Safety, e2Campus).

Superior Visibility

• Two-line display: 58 mm (2.3 in.) character height, readable up to 30 m (100 ft).

• One-line display: 119 mm (4.7 in.) character height, readable up to 60 m (200 ft).

• Wide 140° viewing angle.

Additional Functions

• Displays time and date via SNTP synchronization.

• Remote monitoring via web interface, with email alerts for faults or loss of synchronization.

• Automatic power-saving: display shuts off during power loss to conserve backup battery, prioritizing alarm messaging.

Technical Specifications