Viessmann EM-EA1 extension, Инструкция по установке и обслуживанию

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jF jF [{] [{] [{] DI1 DI2 DI3
1 2 3 4 1 2 3 4 5 6
Function: Floating switching contact,
e.g. at condensate pump. When the
contact is closed, the gas condensing
module and fuel cell module are
blocked. Fault message output
hH is
activated.
Connections at plug Z1
[{] fÖ
?
1
? ?
fD
Connection at terminals 1 and L
Functions:
■ Fault message input 230 V
When the contact is closed, the gas
condensing module and fuel cell
module are blocked. Fault message
output
hH
is activated.
■ External fault message
Fault message output hH is activa-
ted.
Configuring the function
Configure the settings of the connected
function during commissioning using
the heat generator's commissioning
assistant. Heat generator installation and
service instructions
Connecting the "external blocking" signal to digital input DI1
5831392