LED-Based Annunciator

Monitoring & Control Solutions

Simple, Robust, and Effective Alarm Indication

For applications demanding fast and reliable alarm signaling without added complexity, Chhabi’s LED-Based Annunciators deliver crystal-clear fault alerts. Built for industrial dependability, they provide straightforward, cost-effective alarm monitoring

LED-Based Annunciator

A relay-based annunciation system that provides dependable visual and audible alarms using high-brightness LEDs.

Bright LED fault indication

Simple relay-based design

Low maintenance, easy installation

Cost-effective alarm solution

Dependable Fault Indication Without Complexity

LED-Based Annunciators are the perfect fit for operators who need reliable alarms without software or programming. With configurable windows and built-in buzzer outputs, they ensure every fault is immediately visible and audible.

Simple & Robust Operation

Relay-driven system ensures long service life.

Easy Installation & Maintenance

Straightforward wiring, no programming required.

Bright LED Indicators

High-intensity LEDs in red, amber, or green options.

Cost-Effective Security

Provides critical fault alerts without added complexity

Technical Specifications

Specification	Details
Monitoring Range	24V – 360V DC systems
Cell Voltage Accuracy	±0.05%, resolution 1 mV
Internal Resistance	0.1–64 mΩ, resolution 1 µΩ, ±2% accuracy
String Voltage	Up to 2500V DC, resolution 10 mV, ±0.1% accuracy
Current Monitoring	Up to 500A, resolution 10 mA, ±1% accuracy
Temperature	–10°C to +100°C, resolution 0.1°C, ±2% accuracy
Humidity	5–90% RH, resolution 1%, ±5% accuracy
SOC / SOH Estimation	SOH 0–100%, resolution 1%, ±5% accuracy
Communication	RS-485 Modbus RTU, Ethernet (TCP/IP), optional Wi-Fi/GPRS
Protections	Internal fuses, reverse polarity protection
Operating Conditions	–10°C to +70°C, 5–90% RH, 80–110 kPa pressure
Enclosure	ABS/metal, modular power design

Why Choose Chhabi LED-Based Annunciators?

Chhabi’s LED annunciators combine durability, clarity, and simplicity, ensuring alarms are seen and acted upon immediately.

Immediate fault alerts with high-brightness LEDs
Flexible configurations for various applications
Reliable relay-based design with no software dependency
Simple to install and maintain
Proven cost-effective alarm solution

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Monitoring & Control Solutions

Simple, Robust, and Effective Alarm Indication