Connecting The Vitoconnect 100, Type Opto1 Cable (Accessories); External Demand Via Switching Contact - Viessmann Vitodens 222-F Installation And Service Instructions Manual

Electrical connections

Connecting the Vitoconnect 100, type OPTO1 cable (accessories)

3.
Fig. 13

External demand via switching contact

Connection options:
■ EA1 extension (accessory, see separate installation
instructions)
■ Plug lH
When the contact is closed, burner operation is load-
dependent. The boiler water is heated to the value set
in parameter "9b" in the "General" group. The boiler
water temperature is limited by this set value and the
electronic maximum limit (parameter "06" in the
"Boiler" group).
(cont.)
2.
1.
Installing the Vitoconnect 100
Vitoconnect 100 installation and commissioning
instructions
!
Please note
Live contacts lead to short circuits or phase fail-
ure.
The external connection must be potential-free
and meet the requirements of protection class II.
Installing the boiler
19