Solar and differential temperature controller DeltaSol® SLL

• For simple solar systems and solid fuel boilers
• For standard and high-efficiency recirculation pumps with PWM signal
• With 5 inputs and 5 outputs

Technical data:
• Inputs: for 4 temperature sensors Pt1000, Pt500 or KTY, 1 pulse input V40
• Outputs: 2 semi-conductor relays, 1 floating low-voltage relay and 2 PWM outputs
• Switching capacity: 1 (1) A 240 V~ (semi-conductor relay), 1 (1) A 30 V~ (floating relay)
• Total switching capacity: 2 A 240 V~
• Operating voltage: 100 ... 240 V~ (50 ... 60 Hz)
• Standby: 0.66 W
• Data interface: RESOL VBus®
• Housing: plastic, PC-ABS and PMMA
• Assembly: wall mounting, switch panel installation possible
• Protection type: IP 20 / DIN EN 60529
• Protection class: I
• Dimensions (W x H x D): 110 x 166 x 47 mm

Delivery contents:
• Incl. 3 sensors PT1000 (2x storage / boiler sensor FRP6, 1x collector sensor FKP6)

Function:
• Operating hours counter
• Tube collector function
• Thermostat function
• Speed regulation
• Heat quantity measurement
• Balance and diagnostic function
• Function check according to VDI 2169