Din rail thermostat

Key Features

• Advanced microcontroller-based design for precise temperature regulation.

• Compact, modular construction with a 35mm-wide housing for easy installation.

• Adjustable temperature and hysteresis settings using intuitive control knobs.

• External NTC probe included (rated IP65) for reliable temperature measurement.

• Broad temperature control range: -5°C to +40°C.

• High-capacity output: 16A/250V relay for flexible application.

• LED indicators for power status and relay operation.

• Operates on a wide AC/DC input voltage range: 24–240V.

• Designed for DIN rail mounting to simplify installation.

Applications
The RD-RT40 is engineered to regulate the temperature of connected loads using an external sensor. It can precisely monitor and control the temperature of the target object or space. The adjustable hysteresis feature allows users to fine-tune temperature range sensitivity, ensuring optimal load-switching efficiency.

Technical Specifications

• Input Terminals: A1, A2.

• Power Supply: AC/DC 24-240V, 50/60Hz.

• Power Consumption: 1.5W.

• Temperature Range: -5°C to +40°C.

• Hysteresis Range: 0.5°C to 3°C.

• Output Contacts: 1C/O.

• Switching Capacity: 4000VA/AC1, 300W/DC.

• Protection Degree: IP20.

• Pollution Degree: 3

• Electrical Life: 10⁵ operations.

• Operating Altitude: Up to 2000m.

• Ambient Temperature: -20°C to +55°C.

• Humidity Tolerance: 50% (at 40°C, non-condensing).

• Storage Temperature: -30°C to +70°C.

• Wire Size: 0.5mm² to 2.5mm².

• Torque: 0.5Nm.

• Mounting: TH-35 rail compatible.

Sensor Details

• Model: RT811.

• Type: NTC temperature sensor.

• Dimensions: 6mm x 50mm.

• Material: Stainless steel.

• Cable Size & Length: 2x0.5mm², 2.5m.

• Cable Material: High-temperature PVC for durability.

Operation

• Set the desired temperature (-5°C to +40°C) and hysteresis (0.5°C to 3°C) using the corresponding knobs.

• The LED indicator shows the device status during operation.

• Automatically switches relay contacts based on the preset temperature and hysteresis values for efficient control.

Dimensions

Wiring Options
Supports both heating and cooling applications with straightforward wiring configurations.

Shipping Instructions

We offer shipping services through Australia Post and Pack & Send for all orders. Delivery times may vary depending on your location:

• Standard Shipping: Typically 3-7 business days Australia-wide.

• Express Shipping: Available with Australia Post for faster delivery, usually 1-3 business days.

Please note that shipping times may vary depending on your proximity to major cities or remote areas.

Warranties

• Thermostats: All our thermostats come with a 24-month warranty from the date of purchase.
• Floor Heating Cables: Our floor heating cables are built to last and come with an industry-leading 10-year warranty, giving you peace of mind and long-term reliability.

Returns

For information on how to return a product, please visit our Returns Page. We are committed to ensuring your satisfaction and offer a simple returns process.

Why us?

When you choose Floor Heating Solutions, you’re choosing more than just a reliable floor heating system. Our innovative heating options, including wall installations for heated towel rails and mirrors, bring added comfort and convenience to your home.

We offer energy-efficient, easy-to-install systems at competitive prices, ensuring top-quality solutions without the premium cost. As a proud family-owned business, we provide personalized service, giving every customer direct access to the company owner for expert advice and support.

With over 20 years of experience, tailored solutions, and exceptional customer care, Floor Heating Solutions is your trusted partner for creating a cozy, comfortable home.