AERMEC DUALCHILLER CONTROL Instalación Y Uso página 9

- Set the GR3 "MASTER" board to se-
rial address 1 on the AER485 board
- Set the GR3 "SLAVE" board to serial
address 2 on the AER485 board.
- Set the GR3 Master board keyboard
on "local mode"
NOTE
Set the keyboard on remote mode only
in case of supervisor control or when
using the remote panel or remote con-
trols.
- Set the GR3 SLAVE board keyboard
on "remote mode"
- On both GR3 boards (MASTER and
SLAVE), bridge poles 1 and 4 on ter-
minal block M7.
- If you plan on using the machines as
heat pumps, bridge poles 1 and 3 on
terminal block M7
5 OBLIGATORY SETTINGS
"MASTER"
"SLAVE"
"MASTER"
"SLAVE"
In position L local
In position R Remote
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