Alpha-InnoTec Luxtronik - Control Unit and Motherboard Variants; Control Unit Variants; Motherboard Variants

7Subject to technical amendments without prior notice | 83055400iUK – 2.1 | ait-deutschland GmbH
X6 Terminal block: Connection for circulation pump PWM
X7 Terminal block (is not equipped / unused in the standard
version)
X8 Terminal block (is not equipped / unused in the standard
version)
X9 Terminal block: Analog outputs and inputs
X10 Terminal block: Modbus interface
X11 Terminal block: LIN-Bus interface (for control unit
I/O MAX motherboard
X11 X12
X13
X10
X14
X1
X2
X3
X4
X5
X6
X7
X8
X9
1 Fuse for relay outputs 6,3 AT
2 Fuse for transformer 1,6 AT
3 Slot for extra board MLRH
4 Slot for expansion board
X1 Terminal block: Control voltage
X2 Terminal block: Interne 230 V Ein- und Ausgänge
X3 Terminal block: 230 V outputs
X4 Terminal block: 230V distribution (continuous current)
X5 Terminal block: 230 V inputs
X6 Terminal block: Connection for expansion valve or
circulation pump PWM
X7 Terminal block: Connection for circulation pump PWM
X8 Terminal block: External sensor inputs
X9 Terminal block: External sensor inputs
X10 Terminal block: Internal sensor inputs
X11 Terminal block: Analog inputs
X12 Terminal block: Analog outputs
X13 Terminal block: LIN-Bus interface (for control unit)
X14 Terminal block: Modbus interface
4 BUS communication cable to the outdoor unit
5 other 230 V outputs (circulation pumps, mixers, , …)
6 PWM control signal for circulation pump
7 230 V power supply to the outdoor unit
K Cable ducts
CONTROL UNIT VARIANTS
Depending on the heat pump type, one of these models of the
control unit is included in the scope of delivery:
Variant 1
*)
Variant 2
*)
*)
Variant device-dependent
Assignment of the plugs on the underside of the control unit:
 Operating manual of your heat pump.
VARIANTS OF THE MOTHERBOARD
Depending on the heat pump type, the heating and heat pump
controller is equipped with one of the following motherboards:
HZ I/O motherboard
X1
X3-1
X3-2
X4
X9
X8 X10 X11
X6
X7
X2
X5-1
X5-2
1 Fuse for relay outputs 6,3 AT
2 Fuse for transformer 1,6 AT
3 Slot for extra board MLRH
4 Slot for expansion board
X1 Terminal block: Control voltage
X2 Terminal block (is not equipped / unused in the standard
version)
X3-1 Terminal block: 230 V outputs
X3-2 Terminal block: 230 V inputs
X4 Terminal block: 230V distribution (continuous current)
X5-1 Terminal block: External sensor inputs
X5-2 Terminal block: External sensor inputs