JRC SMS-050 CTA Unit (Alarm & Monitoring System)
Shop the JRC SMS-050 CTA Unit, a genuine Centralized Trouble Alarm component for the JRC SMS-22 Alarm & Monitoring System. Featuring a rugged 6kg rack-mountable metal chassis, comprehensive LED status indicators, and multiple interface connectors, this unit ensures reliable performance for marine and industrial alarm networks.
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JRC SMS-050 CTA Unit (Alarm & Monitoring System)
The JRC SMS-050 CTA (Centralized Trouble Alarm) Unit is a robust, industrial-grade component designed specifically for the JRC SMS-22 Alarm & Monitoring System. Manufactured by Japan Radio & Electric Mfg. Co. Ltd., this unit acts as the critical central hub for monitoring and trouble alarm processing in marine and industrial environments. It is housed in a durable, metal rack-mountable chassis equipped with ventilation slots to ensure optimal thermal management during continuous operation. The front panel provides clear operational visibility through status indicator LEDs (C, B, A RUN / C, R, A RUN) and includes a main power switch, fuse holder, and multiple interface connectors (S101, S103, D10, D101) alongside terminal blocks for seamless system integration. Please note a vital maintenance requirement: When replacing the CTA unit or the CTA PCB ‘CTA-MEM’, the system may fall into an error state due to the initialization of the internal memory. A simple power cycle (turning the power off and back on) is required to restore normal operation.
Technical Specifications:
- Brand: JRC (Japan Radio & Electric Mfg. Co. Ltd.)
- Model: SMS-050 (Type: SMS-050)
- Compatible System: SMS-22 Alarm & Monitoring System
- Equipment Type: Centralized Trouble Alarm (CTA) Unit
- Weight: 6 kg
- Form Factor: Metal rack-mountable chassis with ventilation slots
- Interface & Connectivity: S101, S103, D10, D101 connectors and terminal blocks
- Controls & Indicators: Main power switch, fuse holder, Status LEDs (C, B, A RUN / C, R, A RUN)
- Maintenance Requirement: Power cycle required after unit or CTA-MEM PCB replacement due to memory initialization

| Brand | JRC |
|---|---|
| Model | SMS-050 |
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