Setting The Serial Address Of The Unit (Address); Setting The Refrigerant Recovery Function (Refri. Recovery); Set The Management Logic For The Compatible Aermec Accessory Tank Heater (Elec. Tank Heater) - AERMEC HMI Series User Manual

7.17.

Setting the serial address of the unit (Address)

After accessing the "Address" function, you can set the
address assigned to the unit for possible control via
Modbus. To set the required value, use the "+" and "-"
keys, entering a value within the permitted range. Af-
ter setting the value, press "OK" to confirm and return
to the higher level.
NOTES:
1. The unit can be used to create a BMS supervision system with the Modbus protocol (for more infor-
mation, refer to the specific documentation available on the website).
2. If the relative function is activated (paragraph 8.3), the value of these parameters will be stored in the
memory and automatically reset after any possible voltage failure.
3. At the first start-up, the address will be "1".
4. The address can be selected between 1~125 or 127~253.
7.18.

Setting the refrigerant recovery function (Refri. recovery)

After accessing the "Refri. recovery" function, you can
activate or deactivate the recovery and storage of re-
frigerant inside the unit.
WARNING: this function is only useful only if tech-
nical maintenance intervention on the unit is re-
quired; consequently, it must only be activated by
personnel authorised to provide technical assis-
tance and/or install the units.
WARNING: this function should only be used by technical assistance personnel. In addition, remember
that this function is not stored in the memory.
7.19.

Set the management logic for the compatible Aermec accessory tank heater (elec. tank heater)

After accessing the "Elec. tank heater" function, you
can select the logic for managing the electric heater of
the compatible Aermec accessory tank. The available
logic items are:
• Logic 1: the unit compressor and the electric
heater in the tank cannot work simultaneously.
• Logic 2: the unit compressor and the electric
heater in the tank can work simultaneously.
NOTES:
1. If the compatible Aermec accessory tank is not installed, this function will not be available.
2. To change the thermostat settings, the unit must be switched off.
3. To ensure the maximum energy savings, you are advised to use Logic 1.
34
Address
Range: 1~153
-
OK
Refri. recovery
Off
On
OK
Tank heater
Logic 1
Logic 2
OK
Default: 1
+
1
Cancel
Cancel
Cancel