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- For complex solar systems and solid fuel boilers- For standard and high-efficiency circulation pumps with PWM signal- With 4 inputs and 3 outputsTechnical data:- Inputs: 4 temperature sensors Pt1000, Pt500 or KTY, 1 Grundfos Direct SensorTM (analogue) and 1 FlowRotor, 1 pulse input V40 (switchable to temperature sensor input Pt1000, Pt500 or KTY)- Outputs: 3 solid-state relays, 1 potential-free low voltage relay and 2 PWM outputs (switchable to 0-10 V)- Switching capacity: 1 (1) A 240 V~ (solid-state relay), 1 (1) A 30 V~ (potential-free relay)- Total switching capacity: 3 A 240 V~- Operating voltage: 100 ... 240 V~ (50 ... 60 Hz)- Standby: 0.69 W- Data interface: RESOL VBus®, MicroSD card slot, VBus® current output: 60 mA- Housing: Plastic, PC-ABS and PMMA- Mounting: Wall mounting, panel mounting possible- Protection class: IP 20 / DIN EN 60529- Protection class: I- Dimensions (WxHxD): 110 x 166 x 47 mmScope of delivery:- Incl. 4 sensors Pt 1000 (2x memory). 4 Pt 1000 sensors (2x storage tank/boiler sensor FRP6, 2x collector sensor FKP6)Function:- Operating hours counter- Tube collector function- Thermostat function- Speed control - Heat quantity measurement- Balance and diagnosis function- Function check in accordance with VDI 2169
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