Technical Specifications:
Power Supply:

Input Voltage: 24-240VAC/DC
Frequency: 50/60Hz
Temperature Measurement:

Input Type: Supports a wide range of temperature sensors, including NTC thermistors and PT100/1000 RTD sensors.
Temperature Range: Typically from -50°C to +150°C (exact range depends on the sensor type used).
Measurement Accuracy: ±1°C (depending on the sensor and installation conditions).
Output:

Relay Output: One or two relay outputs, rated at 16A at 250VAC for direct control of heating/cooling equipment.
Control Modes: Adjustable setpoints for activation or deactivation based on temperature thresholds.
Display:

Digital LED Display: Clear and easy-to-read temperature readings.
Status Indicators: LEDs to indicate relay status and power status.
Configuration:

Adjustable Parameters: Users can set various parameters including setpoints, hysteresis, and operating modes via intuitive buttons on the device.
User-Friendly Interface: Simple programming options for quick configuration and adjustments.
Enclosure:

Protection Class: IP20 (suitable for indoor use, protection against solid objects larger than 12mm, but not against water).
DIN Rail Mounting: Compact design for easy installation in control panels.
Certificates:
CE Certification:

Complies with European Union safety and quality standards, ensuring reliability and safety for use in various applications.
RoHS Compliance:

Confirms that no hazardous substances were used in the manufacturing process, aligning with environmental regulations.
EN 60730 Standard:

Meets standards for automatic electrical controls for household and similar use, ensuring proper functionality and safety.
Compatibility:
Sensor Compatibility:

Works with various temperature sensors, including NTC thermistors and PT100/1000 RTDs, allowing flexibility based on application needs.
Integration:

Easily integrates into existing control systems and automation processes, making it a versatile choice for many industrial applications.
Industrial and Commercial Use:

Suitable for HVAC systems, refrigeration units, process control in manufacturing, and other temperature-dependent applications.
Functionality:
Temperature Control:

Capable of maintaining specified temperature levels through relay control of heating or cooling systems, ensuring optimal performance.
Hysteresis Settings:

Allows for customizable hysteresis settings to prevent rapid cycling of the relay, enhancing the longevity of connected equipment.
Alarm Functionality:

Can be configured to provide alarms or notifications for temperature deviations beyond set limits, improving system reliability and safety.
Versatile Applications:

Ideal for controlling temperature in various environments, including industrial processes, HVAC systems, and commercial refrigeration.
Energy Efficiency:

Enables effective temperature management, contributing to energy savings by optimizing the operation of heating and cooling systems.
Summary:
The FRT12 digital temperature relay is a reliable and versatile solution for temperature control in industrial and commercial applications. Its broad input voltage range, compatibility with various temperature sensors, and user-friendly interface make it a valuable component for any automation system. With CE and RoHS certifications, it ensures compliance with safety and environmental standards, providing users with a dependable product for efficient temperature management.