Rotary Switch S1 For Subscriber Number Addressing; Configuring Functions - Viessmann EM-EA1 extension Installation And Service Instructions Manual

Rotary switch S1 for subscriber number addressing

Fig. 17

Configuring functions

Set the connected function during commissioning of
the heat generator.
Setting for the connected function in the commissioning assistant:
Function
External functions
External default set flow temperature
■
External default output
■
Operating mode changeover
■
External demand
■
External blocking
■
Fault message input and fault message output
Connection without system blocking
■
Connection with system blocking, 230 V
■
Connection with system blocking, 24 V
■
Connecting only message facility (e.g. buzzer)
■
External LPG valve
External extractor interlock
Commissioning and adjustment
Set rotary switch S1 to a consecutive numbers as
shown in the example below:
■ 1st EM-EA1 extension: Rotary switch to 1
■ 2nd EM-EA1 extension: Rotary switch to 2
■ 3rd EM-EA1 extension: Rotary switch to 3
Note
These settings are independent of the settings made
at other extensions, such as EM-MX (mixer). If an
EM-EA1 extension (DIO electronics module) has the
setting 1, an EM-MX, EM-M1 or EM-P1 extension
(ADIO electronics module) can also have the setting 1.
Commissioning assistant
Heat generator installation and service instruc-
tions
Setting
"External set flow temperature 0 to 10 V"
"External default output 0 to 10 V"
"Operating mode changeover"
"External demand"
"External blocking"
"Fault message input 230 V and fault message out-
put"
"Fault message input 230 V and block system"
"Fault message input 24 V and block system"
"Fault message output 230 V"
"LPG valve"
"Cooker hood"
17