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FA ROTEX HPSU compact (V5) •
4 x Set-up and installation
4.5.2 Position of the circuit boards
4.5.3 Connection assignment, circuit board A1P
The A1P circuit board comes pre-connected to the unit. No as-
sembly or connection work is necessary on the A1P circuit board!
4.5.4 Terminal assignment for the RTX-AL4 circuit
board
4.5.5 Terminal assignment for the RTX-EHS circuit
boa
rd
1 Control housing
2 Control panel
3 Control section of the control
Fig. 4-17 Overview circuit b
oards (internal housing)
Fig. 4-18 Circuit board A1P (basic control of the heat pump)
Fig. 4-19 Circuit board RTX-AL4 (interface)
Fig. 4-20 Circuit board RTX-EHS (Backup Heater) - see section 4.5.13