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Resol DeltaSol AL - Full Kit

SKU: 115 212 77

Availability: In stock


Quick Overview

The DeltaSol® AL solar controller is a temperature differential controller that offers all the vital functions for a standard solar thermal system. The controller is equipped with the comprehensive System-Monitoring-Display, which shows the system parameters quickly and easily.

For data communication, the controller has RESOL VBus® to which additional modules such as remote displays or dataloggers can be connected. The DeltaSol® AL offers energy metering, a solar operating hours counter and can be switched between °C and °F. Operation and functionality control are straightforward.


Illuminated System-Monitoring-Display

■ Up to 3 Pt1000 temperature sensors

■ Energy metering

■ Evacuated tube collector function

■ Functionality control

■ Operating hours counter

■ Intuitive operating concept


■ Extra-low standby power consumption



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  • Resol DeltaSol AL - Full Kit

Product Description

Inputs: 3 Pt1000 temperature sensors

Outputs: 1 electromechanical relay (changeover)

Switching capacity: 4 (1) A 240 V~ (electromechanical relay)

Total switching capacity: 4 A 240 V~

Data interface: RESOL VBus®

VBus® current supply: 35 mA

Functions: functionality control, operating hours counter, evacuated tube collector function and energy metering

Housing: plastic, PC-ABS and PMMA

Operation: 3 push buttons and 1 slide switch at the front of the housing

Ambient temperature: 0 ... 40 °C / 32 ... 104 °F

Dimensions: 144 x 208 x 43 mm / 5.66" × 8.18" × 1.69"

Additional Information

Max Heat Sources (collector fields) 1
Max Heat Loads (tanks) 1
Display System-Monitoring Illuminated
Sensor Inputs (temperature) 3
Relay Outputs 1
Semiconductor relays 0
Potential-free relays 0
Input CS10 No
Impulse Input (V40) No
WMZ with flowmeter Yes
WMZ with V40 No
Weather-compensated heating circuts 0
Additional DT-regulation (e.g. heat exchange) No
Thermostat function No
Bypass solar circut No
External heat exchanger No
Pump speed control No
DVGW-protection against legionella No
Frost protection Yes
Heating circut backup No
Collector cooling function Yes
Minimum collector limitation Yes
Collector emergency shutdown Yes
Cooling function No
Mixer regulation heating circut No
Tube collector function Yes
Timer/Clock No
Storage loading in layers No
Priority Logic / parallel loading /oscillating loading No
VBus Yes
RS232 No