External Control To The Source Pump; Connecting Accessories; Connecting An Expansion Card; Heating Control Group (Accessory) - Gebwell Aries Series Installation And Commissioning Manual

7.6

External control to the source pump

The source pump can be started up using external
potential-free contact terminal information. The contact
terminal information is connected to the controller
connections T3, +24V and T5, DU1. This function can be
used for passive cooling.
Closing the contact terminal starts up the source pump
inside the heat pump.
7.7

Connecting accessories

The connection instructions for accessories are included
in the installation instructions supplied with each product.
7.8

Connecting an expansion card

Accessories that require an expansion module should be
connected to the controller using a connector or cable
attached to the end of the module. First attach the
connector to the expansion module before attaching the
expansion module to the DIN rail. When the module is
attached to the DIN rail, push the connector into the
controller. The protective plastic in front of the connector
must be removed from the controller before installation.
Connection at the end of the controller
24
7.9

Heating control group (accessory)

The heating control group is an accessory available for the
Aries heat pump, enabling a second heating circuit to be
controlled. The heating control group is delivered
separately, in a separate product package. The heating
control group includes a controller expansion card and a
factory-assembled mixing group.
Install the heating control group according to the
instructions supplied with the product.
Aries Installation and Commissioning manual