System Network State Page - Aermec Vmf-Rcc Zubehörhandbuch

1. PROCEDURE STATUS: shows whether the self-addressing procedure is active
2. NFR: number of fan coils recognised by the VMF-RCC panel.
The increase , decrease and enter
By pressing the ON ( ) key, pass to the procedure start request screen, from where it is possible to confirm or block the start-up of fan coils self-addressing. If you continue
with acknowledgement of the fan coils network, you go back to the fan coils connection page and the ON key changes-over to OFF (
possible to block the procedure that can be traced back to the sequence below:
1. Procedure start
2. Send broadcast control to all fan coils in which the first address is set
3. Wait for confirmation of a fan coil to accept the address (To confirm the address in the fan coil just change the position at the selector switch of the thermostat functioning
mode)
4. On receipt of confirmation of the acquisition of the new address by a fan coil, increase the value that indicates the number of fan coils acknowledged and increase the
new address to be set.
5. Send broadcast control to all fan coils in which the new address is set
6. Pass to point 3

Fan coil addresses can assume values ranging from 6 to 70.
The key can only be pressed if the self-addressing procedure of the thermostats is not active; this key forces the display of the modbus addresses associated with the
thermostats of the fan coils.
Press the key (active only if the self-addressing procedure is not enabled) for the system to display the menu page.
Use the Page Up and Page Down

SYSTEM NETWORK STATE PAGE

In this page it is possible to control the state of the serial communication of the network. The graph is built dynamically in relation to the elements present in the system. The
figure shows an example in which the network is connected to a chiller, a DHW and 64 fan coils.
1 Heat pump, DHW, VMF-CRP, VMF-REB
2 Fancoils
3 MZC Plenum
The system can establish the state of communication of the individual element as it counts the number of controls to which it has not received any request. The icons, there-
fore, will change status if the panel does not receive a response to several reading commands. When the first command has been concluded correctly, the icon will display the
element shown again.
— CHILLER:
: excellent communication state
: not connected to the network
— DHW:
: excellent communication state
: not connected to the network
— FANCOIL:
: excellent communication state
: not connected to the network
— BOILER/RECOVERY UNIT MODULE:
: excellent communication state
: not connected to the network
— PUMPS 1, 2, 3 MODULES:
: excellent communication state
: not connected to the network
— VMF-REB 1,2,3 MODULES:
: excellent communication state
: not connected to the network
56
keys have no function in this page.
keys (active only if the self-addressing procedure is not enabled) to scroll the pages contained in the sub-menu.
). Only by pressing the latter is it
1
2
3
23/03 – VMF-RCC_UN50_01