Description The Simplex 4603-9101 is an LCD annunciator designed for use with Simplex fire alarm control units, including models 4100ES, 4100U, 4100, 4120, and 4020. It features an 80-character backlit alphanumeric display, providing clear system status indication and remote control functionality. Technical Specifications Condition New/Never Used Surplus Brand Simplex Category Fire Alarm Systems Part Number 4603-9101 Subcategory Fire Alarm Annunciator Display 80-character backlit alphanumeric LCD Compatibility Simplex 4100ES, 4100U, 4100, 4120, 4020 FACUs Functions Remote annunciation and control (acknowledge, reset, silence) Power Requirements 18–32 VDC Current Draw 110 mA (with LED backlighting on) Operating Temperature 32° to 120°F (0° to 49°C) Mounting Options Flush or surface mounting Language Clear descriptive English text Enclosure Compact housing for wall installation Weight 1 lb Information About 4603-9101 The 4603-9101 is a Simplex LCD annunciator developed to provide remote annunciation and operational control of compatible fire alarm systems. It presents system status using an 80-character backlit display, showing alarms, troubles, supervisory conditions, and point-specific details in plain English. Designed to integrate seamlessly with major Simplex fire alarm control units, the annunciator allows authorized users to perform essential functions such as alarm acknowledgment, signal silence, and system reset. With flexible mounting options, clear visibility, and straightforward operation, the 4603-9101 enhances fire alarm system monitoring in both new and retrofit installations. Key Features: Large LCD Display: 80-character backlit alphanumeric screen provides detailed system information. Remote Control Functions: Enables acknowledge, reset, and silence operations from remote locations. Wide Compatibility: Integrates with Simplex 4100ES, 4100U, 4100, 4120, and 4020 systems. Clear Text Output: Displays point status, alarm type, supervisory and trouble conditions, and custom location labels. Flexible Mounting: Supports both flush and surface installations for versatile deployment. Reliable Power: Operates on 18–32 VDC with low current draw for energy-efficient performance. Environmental Range: Functions reliably in temperatures from 32° to 120°F (0° to 49°C). Lightweight Construction: Compact 1 lb design simplifies handling and mounting. The 4603-9101 delivers the reliability and precision required for effective fire alarm system annunciation and remote management.
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