RESOL DELTASOL MX CONTROLLER

RESOL DeltaSol® MX Controller – Advanced Hydronic Heating Controller (Model N-285)

The RESOL DeltaSol® MX Controller is one of the most advanced hydronic heating controllers on the market. Perfect for managing floor heating systems, boilers, heat pumps, pools, and solar thermal applications, this smart controller offers over 1,000,000 configuration combinations. Its intuitive LCD screen and built-in data storage make it easy to monitor, adjust, and optimize your heating system.

⚡ Key Features

• Controls up to 14 heating zones

• Supports 19 sensor inputs including Grundfos Direct Sensors™

• Integrated control for variable speed pumps via PWM outputs

• Compatible with solar thermal, boilers, and heat pumps

• Built-in SD card slot for data logging, system settings, and firmware updates

• Remote monitoring via free VBus.net and VBus®Touch HC App

• Weather-compensated heating circuits & solid fuel boiler function support

• Over 1 million configuration possibilities for maximum flexibility

🔧 Specifications

• Inputs: 12 Pt1000/Pt500/KTY temp sensors, 3 impulse inputs, 1 FlowRotor, 1 CS10 solar cell, 4 Grundfos Direct Sensors™ (2 analogue, 2 digital)

• Outputs: 14 relays (13 semiconductor relays, 1 potential-free relay), 4 PWM outputs (convertible to 0–10 V)

• PWM Frequency/Voltage: 512 Hz / 10.5 V

• Switching Capacity:

  • 1 (1) A 240 V~ (semiconductor relay)

  • 4 (1) A 24 V DC / 240 V~ (potential-free relay)

  • Total: 6.3 A 240 V~

• Power Supply: 100–240 V~ (50–60 Hz)

• Standby Power: 0.84 W

• Interface: RESOL VBus® (35 mA current supply)

• Display: Full graphic LCD with 7 push buttons

• Protection: IP20, Class I

• Housing Material: PC-ABS and PMMA

• Dimensions: 253 × 200 × 47 mm

• Ambient Temperature Range: 0–40 °C

• Weight: 1 lb

🛡️ Warranty

• Backed by manufacturer’s warranty

📦 Return Policy

We want you to be 100% satisfied with your purchase. If not, return the item within 30 days in its original packaging and condition. Refunds are issued less a 10% restocking fee, provided the product is received in good condition.

Technical Documents:

• Brochure