Wall-mounted heating controller FWC 5

for water heaters

The controller for large fresh water stations with speed-controlled 0-10V primary pump, pre-regulation of the primary temperature, storage zone valve and additional circulation pump switch. Attractive housing (H 163mm W 110mm D 51mm) with various installation possibilities High-contrast lighted display with extensive full-text and graphic mode Self-explanatory operation via 4 softkey entry keys High temperature stability and quick adjustment by PID control logic and premix in the primary circuit Connections: 4 sensor inputs for Pt1000 temperature sensors 1 sensor input for Grundfos VFS sensor (flow and temperature measurement) 1 switching output for speed control 0-10V / PWM 4 relay outputs 230VAC for circulation pump, storage zone valve and three-way mixer 1 relay output for additional functions